Spectrum Controls 1762sc-IF4OF4 User Manual

Page 35

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Appendix A: Specifications

A-3

User’s Manual Pub. 0300247-01 Rev. C

Specification

Value

Calibrated Accuracy

Thermocouple

Inputs

Linearization per ITS-90
System accuracy at 25°C (4 and 17 Hz
filters):
Type J (-180°C to 1200°C): ±1.0 degrees C
maximum
Type K (-200°C to 1370°C): ±2.0 degrees
C maximum
Type E (-200°C to 1000°C): ±1.0 degrees
C maximum
Type T (-190°C to 400°C): ±2.0 degrees C
maximum

System accuracy at -20-60 C (4 and 17 Hz
filters):
Type J (-180°C to 1200°C): ±5.0 degrees C
maximum
Type K (-200°C to 1370°C): ±6.0 degrees
C maximum
Type E (-200°C to 1000°C): ±4.5 degrees
C maximum
Type T (-190°C to 400°C): ±4.0 degrees C
maximum

The above limits do not include the cold
junction compensation or thermocouple
sensor errors.

CJC Profile Accuracy

± 4.0 degrees C maximum Temperature
correlation to target terminal

CJC Sensor Accuracy

± 1.0 degrees C maximum
Reading/Conversion of the sensor -20 to
80C input values

CJC Repeatability

± 0.5 degrees C maximum for -20-80C
input values

Voltage Inputs

System accuracy at 25° C (4 and 17 Hz
filters):
± 3 mV maximum for 0-5V inputs
± 3 mV maximum for 1-5V inputs
± 10 mV maximum for 0-10V inputs
± 10 mV maximum for ±10V inputs

System accuracy at -20-60° C (4 and 17 Hz
filters):
± 6 mV maximum for 0-5V inputs
± 6 mV maximum for 1-5V inputs
± 20 mV maximum for 0-10V inputs
± 20 mV maximum for ±10V inputs

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