Spectrum Controls 1762sc-IF8U - Manual (Page 33)

Appendix A: Specifications A-5
User's Manual Pub. 0300243‐02 Rev. B
Voltage Inputs
System accuracy at 25° C (4 and 17 Hz filters):
± 20 uV maximum for ± 50 mV inputs
± 20 uV maximum for ± 100 mV inputs
± 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):
± 40 uV maximum for ± 50 mV inputs
± 40 uV maximum for ± 100 mV inputs
± 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
Current Inputs System accuracy at 25° C (4 and 17 Hz filters):
± 20 uA maximum for 0-20 mA inputs
± 20 uA maximum for 4-20 mA inputs
System accuracy at -20-60°C (4 and 17 Hz filters):
± 50 uA maximum for 0-20 mA inputs
± 50 uA maximum for 4-20 mA inputs
RTD Inputs System accuracy at 25° C (4 and 17 Hz filters):
± 0.5
C for Platinum 385
± 0.5 C for Platinum 3916
± 0.6 C for Nickel
± 0.3 C for Nickel-Iron
± 1.0°C for Copper measured in 3-wire mode wire with
compensation
± 0.6°C for Copper measured in 4-wire mode
System accuracy at -20-60° C (4 and 17 Hz filters):
± 0.9
C for Platinum 385
± 0.8 C for Platinum 3916
± 0.8 C for Nickel
± 0.5 C for Nickel-Iron
± 1.5°C for Copper measured in 3-wire mode wire with
compensation
± 1.1°C for Copper measured in 4-wire mode
TOLERANCES DO NOT INCLUDE LEAD WIRE
RESISTANCE ERRORS ON 2 AND 3 WIRE.
Resistance Inputs System accuracy at 25° C (4 and 17 Hz filters):
± 0.5 ohms for 150 ohm range
± 1.0 ohms for 1000 ohm range
± 3.0 ohms for 3000 ohm range
System accuracy at -20-60° C (4 and 17 Hz filters):
± 1.0 ohms for 150 ohm range
± 1.5 ohms for 1000 ohm range
± 4.5 ohms for 3000 ohm range
Note: The accuracy for the faster filters is equal to the accuracy of
the slower filters plus repeatability.