Spectrum-controls 1756sc-OF8H Series A Bedienungsanleitung Seite 147

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1756sc-IF8H Module Specifications1756sc-IF8H Module Specifications
1756sc-IF8H Module Specifications1756sc-IF8H Module Specifications
1756sc-IF8H Module Specifications
This appendix lists the specifications for the 1756sc-IF8H Analog Input
module.
Electrical Specifications
1756sc-IF8H
Parameter Specification
Number of Inputs8 differential voltage or current inputs
Module Location ControlLogix or ProcessLogix Chassis
Power Consumption 300mA @ 5.1V
70mA @ 24V
Power Dissipation within Module 3.21W – voltage / 4.01W – current
Thermal Dissipation 11.0 BTU/hr – voltage / 13.7 BTU/hr – current
Input Ranges +/-10.25 V
0 – 10.25 V
0 – 5.125 V
0 – 20.58 mA
3.42 – 20.58 mA
Data Format IEEE 754 32 bit Floating point
Input Impedance > 1 M– voltage
249 ohms – current
Open Circuit Detection Time 5 seconds
Input Overvoltage Protection 30V DC – voltage
8V DC – current
Normal Mode Noise Rejection
Filter Frequency -3dB Frequency 50 Hz Rejection (dB) 60 Hz Rejection (dB) Effective
Resolution
10 Hz 7.80 Hz 95 97 16
15 Hz 11.70 Hz 85 88 16
20 Hz 15.60 Hz 38 65 16
50 Hz 39.30 Hz 4 7 16
60 Hz 39.30 Hz 4 7 16
100 Hz 65.54 Hz 2 2.5 16
250 Hz 163.9 Hz 0.5 0.6 14
1000 Hz 659.7 Hz 0.1 0.1 12
Common Mode Noise Rejection > 100 dB at 50/60Hz (10 Hz filter)
Calibrated Accuracy at 25°C Better than 0.05% of range – voltage
Better than 0.15% of range – current
Input Offset Drift with Temperature <= 90 uV/°C
Appendix A
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