GB/T 5603-1985 Load sensor terminology

GB/T 5603-1985 Load Sensor Terminology GB/T5603-1985 Standard Download Decompression Password: www.bzxz.net

National Standard of the People's Republic of China
Load cell terminology and definitionsLIDC 681.2: $31
.781: 001.4
GB5603—85
The terms and broad definitions given in this standard apply to force and weight measuring sensors (hereinafter referred to as sensors). This standard only involves sensors and related terms, and does not consider terms related to instrument systems. 1 Environmental conditions
ambient conditions
Various conditions (temperature, humidity, pressure, etc.) surrounding the sensor housing. 2 Ambient temperature
ambient temperature
Temperature of the medium surrounding the sensor housing. 3
Using environment conditions
Environmental conditions that must be met when using the sensor. Generally given by the manufacturer. Indoor conditions
ruom eundirioss
The indoor environmental conditions that the sensor must meet for normal use. The following are as follows: #, temperature, 20±10℃,
b, relative humidity: ≤90%;
c. atmospheric pressure: 90~106kPa (680~800mmHg) 5 Standard test conditions
standard test conditions
Environmental conditions that must be met when testing the sensor. The standard test conditions are as follows: #. Temperature: 20±2℃;
b, relative humidity, <70%
c. atmospheric pressure: 90~106kPa (680~800mmHg) Negative sensor
oad cell
A device that can output an electrical conductivity with a certain corresponding relationship under load. 7 Sensing element
sensing element
The element in the sensor that directly senses the load, such as the elastic body in the resistance strain sensor. 8 Primary axis
Primary axis
The design axis for applying load to the sensor. : Mostly refers to the geometric center of the sensing sensitive element. 9 Load
The force or weight applied to the sensor.
National Bureau of Standards 1985-11-25 Issued
1995-10-01 Implementation
10 Preload
GB 5603—85
preload
The number of loads that must be applied before the formal calibration in order to make the sensor, force standard machine and installation connectivity in normal working condition.
11 Axial load
Axial load
The load whose line of action coincides with the primary axis of the sensor. 12 Rated load
rated loud
The maximum axial load that the sensor can measure within the specified technical index range given during design. 13 Safe overload
overload, safe
The maximum axial overload allowed to be applied to the sensor (the percentage of this load to the rated load is called the safe overload rate). After the load is removed, the technical indicators of the sensor remain unchanged. 14 Ultimate overload
overlaad,ullinate
The maximum axial overload that the sensor can withstand without causing it to lose its working capacity (the percentage of this load to the rated load is called the ultimate overload rate),
15 Side load
side load
The load applied to the point of action of the axial load and perpendicular to the sound transmission line. 16 Eccentric load: Load whose action line is parallel to the main axis but not coincident with the main axis. Concentric load: Load whose action line is parallel to the main axis but not coincident with the main axis. 18 Eccentric load: Load whose action line is parallel to the main axis but not coincident with the main axis. 19 Deflection: Change in the length of the sensor along the main axis under a certain load, minus the deflection of the sensor load point under rated load.
20Output
output
The electrical signal (voltage, current, etc.) generated at the output end of the sensor. Note: The output of the sensor when it is not zero load usually refers to the algebraic difference between the output signal under the load (called output reading or output value) and the output signal under no load. 21
rated output
rated output.
The algebraic difference between the output signal of the sensor when it is rated load and the output signal when it is no load. 22Zero output
zcro output
The electrical signal generated at the output end of the sensor when there is no load under rated (or push) microexcitation. Sometimes it is called zero balance. Usually expressed as a percentage of the rated output.
23Overshoot
overshaat
GB 560385
The output increment measured beyond the final steady-state output value. 24 Calibration
calibration
All work to determine the technical indicators of the sensor under specified conditions. 25 Static calibration
static calibration
Calibration performed under conditions without the influence of vibration, shock or acceleration. 26
calibration curve
calibration curve
The recording curve of the sensor output signal corresponding to the standard load. Note: When there is no special explanation, the calibration curve includes the incremental load (also known as process) calibration curve and the reduced load (also known as reverse) calibration curve. 27 Working line
Dperating line
The load-to-output line used when using the sensor. The end point straight line is taken as the working straight line. Note: The above straight line can also be taken as the end point translation straight line, and the least squares straight line is removed. 28
End-point line
End-point line
A straight line connecting the zero-load output coordinate point and the rated-load output coordinate point on the calibration curve. Usually also called the "theoretical offline" end-point translation line
end-pointline, translation
A point line parallel to the end-point line, with an intercept of half the sum of the maximum and minimum values ​​of the deviation between the calibration curve and the end-point line. Least squares line
least-squares line
A line obtained by using the least squares method based on the measurement path output by the sensor. 31 Sensitivity
sensitivity threshold
The minimum change in the applied load that can be detected. 32 Sensitivity
sensitivity
The ratio of the output increment to the applied load increment, called the sensor coefficient (cell coefficient) Note: Strain sensors are usually measured per input! V voltage is smaller than the mV (or V) value of the rated output (mV/V), 33
sensitivity difference
tolerance,sensitivity
The allowable limit of deviation between the nominal sensitivity value and the measured value. Usually expressed as a percentage of sensitivity. 34Asymmetry
unsymmetry
The deviation between the vertical sensitivity and the compressive sensitivity of the tension and compression sensors. Usually expressed as a percentage of the average of the two. 35Nonlinearity
nonlinearity
The maximum deviation between the increasing negative calibration line and the working white line. The output value after the completion of the test is displayed. 36Hysteresis
GB 560385
hysteresis
Starting from zero load, the sensor is subjected to increasing load to the rated load, and then decreasing from the rated load to zero load, and the maximum value of the output difference at the same load point obtained (sometimes called hysteresis). Usually expressed as a percentage of the rated output. 37 Non-repeatability
The range of the output of the sensor when the same load is repeatedly applied to it under alternate loading conditions and the same environmental conditions. Usually expressed as a percentage of the rated output.
38 Combined error
combined error
The maximum deviation between the calibration line and the working line, usually expressed as a percentage of the rated output. 39 Creep
The steady-state change of the output of the sensor under a certain load over time when the environmental conditions and all other variable conditions are constant. Note: Usually measured within the specified time after the rated load is quickly applied. Expressed as a percentage of the rated output. 40
Creep recovery
The steady-state change of the load-free output of the sensor over time after the load that has been maintained for a certain period of time is removed when the environmental conditions and other relevant factors are constant.
Note: Usually measured after the load that has been maintained for a certain period of time is quickly removed? Measured within a specified time after a certain period of rated load. Expressed as a percentage of the rated output. Input resistance
input resistanceanec
The resistance of the sensor circuit measured at the output end when there is no load and the output end is open under standard test conditions. 42Output resistance
output resistance
The resistance of the sensor circuit measured at the output end when there is no load and the input end is open under standard test conditions. 43
Insulation resistance
insulalion resistance
The DC current between the sensor and its body. 04Excitation
excilation
The voltage or current applied to the input end of the sensor, usually refers to voltage, also called input voltage (input voltage). 45 Maximum excitation
maximum excitation
Under specified conditions, the sensor is allowed to be applied with the maximum excitation voltage or current, under which the sensor will not exceed the given tolerance of the characteristic change, let alone damage. Usually refers to the maximum excitation voltage, also known as the maximum input voltage (maximum input voltage).
46 Compensation
compensation
Measures taken to reduce and eliminate the system error of the sensor, including the auxiliary cover, special materials or processes used. 47 Safe temperature range
lemperaturc range, safe
When using the sensor, its technical characteristics will not cause permanent changes in the extreme temperature range. Rated output temperature effect
GB 5603--25
temperature affect on rated output caused by changes in environmental temperature. It is usually expressed as the percentage of the rated output change caused by a change in ambient temperature of 1K. It is referred to as output temperature effect. 49 Zero point output temperature effect
The change in zero point output caused by a change in ambient temperature. It is usually expressed as the percentage of the rated output change caused by a change in ambient temperature of 10K. It is referred to as zero point temperature effect. 50 Temperature compensation range
The range of ambient temperature within which the rated output and zero point output of the sensor do not exceed the specified technical indicators. Warm-up time
Warm up period
The time required from the moment the excitation is applied to the sensor to ensure that the sensor can operate normally 52 Stabilization time
Stabilization period
The time required for the sensor to stop changing with the load until the output is no longer within the tolerance range. 53 Instability
instability
The degree of change in the output characteristics of the sensor within a certain period of time and under the same conditions. Note that the passband refers to the degree of change in sensitivity. 54 Rated output environmental impact
span instability
The degree of change in the rated output of the sensor when other variable conditions remain constant under different environmental conditions (temperature, humidity, pressure, etc.).
55 Drift
The change in the sensor output over time when the load remains unchanged. 56 Sensitivity drift
sensitivity driftbzxz.net
The change in sensitivity over time when the rated load remains unchanged. 57 Zero drift
zero drifu
The change in zero output. Usually expressed as a percentage of the rated output. 58 Zero permanent drift
zero drift, permanent
Permanent change in zero output.
59Zero point recovery
zero return
The difference between the zero point output measured immediately after the rated load is maintained for a certain period of time and the zero point output measured before the rated load is applied. The passband is expressed as a percentage of the rated value. 60Zero point environmental impact
zero instabilily
The degree of change in the zero point output of the sensor under different environmental conditions when other variable conditions remain constant. Zero point shift
zero fioat
GB 5603·--85
The change in the zero point output of a tension and compression dual-purpose sensor after a complete cyclic load of rated tension and rated compression is continuously applied. It is usually expressed as the ratio of the average value of the tension rated output and the compression rated output. Cavity service life
life, operating
When the rated load is applied to the sensor continuously or discontinuously, its characteristic change does not exceed the given tolerance. 63
Cycling life
life, cycling
The minimum number of times the sensor is allowed to be loaded under the rated load or the specified test load. When the sensor is used within this number of times, its characteristic change will not exceed the given tolerance.
64Natural frequency
Natural frequency
The natural frequency of the sensor when there is no load, sometimes called the natural frequency. Dynamic characteristics
dynamic eharactrristics
Characteristics of the sensor related to the response of the load that changes with time. Frequency response
frequency response
When a load that changes sinusoidally within a certain frequency range is applied to the sensor, the ratio of the amplitude of its output to the applied load and the phase difference between them change with the load frequency. Additional notes:
This standard was proposed by the National Bureau of Metrology.
This standard was drafted by the China National Institute of Metrology. The drafter of this standard is Li Qingzhong.
This standard was entrusted to the China National Institute of Metrology for interpretation.cycling
The minimum number of times the sensor is allowed to apply load under rated load or specified test load. When the sensor is used within this number of times, its characteristic changes will not exceed the given tolerance.
64 Natural frequency
Tatural frequency
The self-test vibration frequency of the sensor when there is no load, sometimes also called the vibration frequency. Dynamic characteristics
dynamic eharactrristics
The characteristics of the sensor related to the response of the load that changes with time. Frequency response
frequency response
When a load that changes sinusoidally within a certain frequency range is applied to the sensor, the ratio of the amplitude of its output and the applied load and the phase difference between them change with the load frequency. Additional notes:
This standard is proposed by the National Bureau of Metrology.
This standard is drafted by the China Institute of Metrology. The main drafter of this standard is Li Qingzhong.
This standard is entrusted to the China Institute of Metrology for interpretation.cycling
The minimum number of times the sensor is allowed to apply load under rated load or specified test load. When the sensor is used within this number of times, its characteristic changes will not exceed the given tolerance.
64 Natural frequency
Tatural frequency
The self-test vibration frequency of the sensor when there is no load, sometimes also called the vibration frequency. Dynamic characteristics
dynamic eharactrristics
The characteristics of the sensor related to the response of the load that changes with time. Frequency response
frequency response
When a load that changes sinusoidally within a certain frequency range is applied to the sensor, the ratio of the amplitude of its output and the applied load and the phase difference between them change with the load frequency. Additional notes:
This standard is proposed by the National Bureau of Metrology.
This standard is drafted by the China Institute of Metrology. The main drafter of this standard is Li Qingzhong.
This standard is entrusted to the China Institute of Metrology for interpretation.cycling
The minimum number of times the sensor is allowed to apply load under rated load or specified test load. When the sensor is used within this number of times, its characteristic changes will not exceed the given tolerance.
64 Natural frequency
Tatural frequency
The self-test vibration frequency of the sensor when there is no load, sometimes also called the vibration frequency. Dynamic characteristics
dynamic eharactrristics
The characteristics of the sensor related to the response of the load that changes with time. Frequency response
frequency response
When a load that changes sinusoidally within a certain frequency range is applied to the sensor, the ratio of the amplitude of its output and the applied load and the phase difference between them change with the load frequency. Additional notes:
This standard is proposed by the National Bureau of Metrology.
This standard is drafted by the China Institute of Metrology. The main drafter of this standard is Li Qingzhong.
This standard is entrusted to the China Institute of Metrology for interpretation.cycling
The minimum number of times the sensor is allowed to apply load under rated load or specified test load. When the sensor is used within this number of times, its characteristic changes will not exceed the given tolerance.
64 Natural frequency
Tatural frequency
The self-test vibration frequency of the sensor when there is no load, sometimes also called the vibration frequency. Dynamic characteristics
dynamic eharactrristics
The characteristics of the sensor related to the response of the load that changes with time. Frequency response
frequency response
When a load that changes sinusoidally within a certain frequency range is applied to the sensor, the ratio of the amplitude of its output and the applied load and the phase difference between them change with the load frequency. Additional notes:
This standard is proposed by the National Bureau of Metrology.
This standard is drafted by the China Institute of Metrology. The main drafter of this standard is Li Qingzhong.
This standard is entrusted to the China Institute of Metrology for interpretation.safe
When using the sensor, its technical characteristics will not cause permanent changes in the extreme ambient temperature range. Rated output temperature effect
GB 5603--25
temperature affect on rated output Changes in rated output caused by changes in ambient temperature. Usually expressed as the percentage of the change in rated output caused by a change in ambient temperature of 1K. Referred to as output temperature effect, 49 Zero output temperature effect
temperature effect on zero output Changes in zero output caused by changes in ambient temperature. Usually expressed as the percentage of the change in zero output caused by a change in ambient temperature of 10K. Referred to as zero temperature effect. 50 Temperature compensation range
temperature range, umpensated The ambient temperature range in which the rated output and zero output of the sensor are not affected by the compensation effect of the rated output and zero output does not exceed the specified technical indicators. Warm up time
warm up period
The time required from the moment the stimulus is applied to the sensor to prove that the sensor can work properly. 52 Stabilization time
stabilization period
The time required for the sensor to stop changing its output after the load is applied. 53 Instability
instability
The degree of change in the output characteristics of the sensor within a certain period of time and under the same conditions. Note that the passband refers to the change in sensitivity. 54 Rated output environmental influence
span instability
The degree of change in the rated output of the sensor under different environmental conditions (temperature, humidity, pressure, etc.) when other variable conditions remain constant.
55Drift
Change in sensor output over time when the load remains unchanged56Sensitivity drift
sensitivity drift
Change in sensitivity over time when the rated load remains unchanged. 57Zero drift
zero drifu
Change in zero output. Usually expressed as a percentage of the rated output. 58Zero drift
zero drift, permanent
Permanent change in zero output.
59Zero return
zero return
The difference between the low-frequency output measured immediately after the output stabilizes and the low-frequency output measured before the rated load is applied, divided by the rated load maintained for a certain period of time. The passband is expressed as a percentage of the rated output. 60 Zero point environmental impact
zero instabilily
The degree of change in the zero point output of the sensor under different environmental conditions when other variable conditions remain constant. $ Quarter point shift
zero fioat
GB 5603·--85
The change in the zero point output of a tension and compression dual-purpose sensor after a complete cycle of rated tension and rated compression is continuously applied. It is usually expressed as the first percentage of the average value of the rated output of tension and the rated output of compression. Cavity service life
life, operating
When the rated load is applied to the sensor continuously or discontinuously, its characteristic change does not exceed the shortest period of allowable compensation within the given tolerance. 63
Cycling life
life, cycling
The minimum number of times the sensor is allowed to be loaded under the rated load or specified test load. When the sensor is used within this number of times, its characteristic change will not exceed the given tolerance.
64 Natural frequency
Natural frequency
The natural frequency of the sensor when there is no load, sometimes called the natural frequency. Dynamic characteristics
dynamic eharactrristics
Characteristics of the sensor related to the response of the load that changes with time. Frequency response
frequency response
When a load that changes sinusoidally within a certain frequency range is applied to the sensor, the ratio of the amplitude of its output to the applied load and the phase difference between them change with the frequency of the load. Additional remarks:
This standard was proposed by the National Bureau of Metrology.
This standard was drafted by the China National Institute of Metrology. The main drafter of this standard is Li Qingzhong.
This standard was entrusted to the China National Institute of Metrology for interpretation.safe
When using the sensor, its technical characteristics will not cause permanent changes in the extreme ambient temperature range. Rated output temperature effect
GB 5603--25
temperature affect on rated output Changes in rated output caused by changes in ambient temperature. Usually expressed as the percentage of the change in rated output caused by a change in ambient temperature of 1K. Referred to as output temperature effect, 49 Zero output temperature effect
temperature effect on zero output Changes in zero output caused by changes in ambient temperature. Usually expressed as the percentage of the change in zero output caused by a change in ambient temperature of 10K. Referred to as zero temperature effect. 50 Temperature compensation range
temperature range, umpensated The ambient temperature range in which the rated output and zero output of the sensor are not affected by the compensation effect of the rated output and zero output does not exceed the specified technical indicators. Warm up time
warm up period
The time required from the moment the stimulus is applied to the sensor to prove that the sensor can work properly. 52 Stabilization time
stabilization period
The time required for the sensor to stop changing its output after the load is applied. 53 Instability
instability
The degree of change in the output characteristics of the sensor within a certain period of time and under the same conditions. Note that the passband refers to the change in sensitivity. 54 Rated output environmental influence
span instability
The degree of change in the rated output of the sensor under different environmental conditions (temperature, humidity, pressure, etc.) when other variable conditions remain constant.
55Drift
Change in sensor output over time when the load remains unchanged56Sensitivity drift
sensitivity drift
Change in sensitivity over time when the rated load remains unchanged. 57Zero drift
zero drifu
Change in zero output. Usually expressed as a percentage of the rated output. 58Zero drift
zero drift, permanent
Permanent change in zero output.
59Zero return
zero return
The difference between the low-frequency output measured immediately after the output stabilizes and the low-frequency output measured before the rated load is applied, divided by the rated load maintained for a certain period of time. The passband is expressed as a percentage of the rated output. 60 Zero point environmental impact
zero instabilily
The degree of change in the zero point output of the sensor under different environmental conditions when other variable conditions remain constant. $ Quarter point shift
zero fioat
GB 5603·--85
The change in the zero point output of a tension and compression dual-purpose sensor after a complete cycle of rated tension and rated compression is continuously applied. It is usually expressed as the first percentage of the average value of the rated output of tension and the rated output of compression. Cavity service life
life, operating
When the rated load is applied to the sensor continuously or discontinuously, its characteristic change does not exceed the shortest period of allowable compensation within the given tolerance. 63
Cycling life
life, cycling
The minimum number of times the sensor is allowed to be loaded under the rated load or specified test load. When the sensor is used within this number of times, its characteristic change will not exceed the given tolerance.
64 Natural frequency
Natural frequency
The natural frequency of the sensor when there is no load, sometimes called the natural frequency. Dynamic characteristics
dynamic eharactrristics
Characteristics of the sensor related to the response of the load that changes with time. Frequency response
frequency response
When a load that changes sinusoidally within a certain frequency range is applied to the sensor, the ratio of the amplitude of its output to the applied load and the phase difference between them change with the frequency of the load. Additional remarks:
This standard was proposed by the National Bureau of Metrology.
This standard was drafted by the China National Institute of Metrology. The main drafter of this standard is Li Qingzhong.
This standard was entrusted to the China National Institute of Metrology for interpretation.cycling
The minimum number of times the sensor is allowed to apply load under rated load or specified test load. When the sensor is used within this number of times, its characteristic changes will not exceed the given tolerance.
64 Natural frequency
Tatural frequency
The self-test vibration frequency of the sensor when there is no load, sometimes also called the vibration frequency. Dynamic characteristics
dynamic eharactrristics
The characteristics of the sensor related to the response of the load that changes with time. Frequency response
frequency response
When a load that changes sinusoidally within a certain frequency range is applied to the sensor, the ratio of the amplitude of its output and the applied load and the phase difference between them change with the load frequency. Additional notes:
This standard is proposed by the National Bureau of Metrology.
This standard is drafted by the China Institute of Metrology. The main drafter of this standard is Li Qingzhong.
This standard is entrusted to the China Institute of Metrology for interpretation.cycling
The minimum number of times the sensor is allowed to apply load under rated load or specified test load. When the sensor is used within this number of times, its characteristic changes will not exceed the given tolerance.
64 Natural frequency
Tatural frequency
The self-test vibration frequency of the sensor when there is no load, sometimes also called the vibration frequency. Dynamic characteristics
dynamic eharactrristics
The characteristics of the sensor related to the response of the load that changes with time. Frequency response
frequency response
When a load that changes sinusoidally within a certain frequency range is applied to the sensor, the ratio of the amplitude of its output and the applied load and the phase difference between them change with the load frequency. Additional notes:
This standard is proposed by the National Bureau of Metrology.
This standard is drafted by the China Institute of Metrology. The main drafter of this standard is Li Qingzhong.
This standard is entrusted to the China Institute of Metrology for interpretation.
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