Rockwell Automation 1746-NO8V SLC 500 8-Point Analog Output Module/ User Manual - Manual (Page 61)

1 Publication 1746-UM026A-EN-P - September 2003
Appendix
A
Specifications
Table A.1 General Specifications
Specification 1746-NO8I 1746-NO8V
I/O Chassis Location Any 1746 chassis slot except slot 0
Backplane Current Consumption (maximum) 120 mA at 5V dc
250 mA at 24V dc (J4 jumper set to RACK)
0 mA at 24V dc (J4 jumper set to EXT)
120 mA at 5V dc
160 mA at 24V dc (J4 jumper set to RACK)
0 mA at 24V dc (J4 jumper set to EXT)
Backplane Power Consumption (typical) 5.6W
Optional External 24V dc Power Supply +24V dc +/-10% (N.E.C. Class 2 required)
NOTE: The external 24V dc power supply terminal block ground connection (DC COM) is
connected to the SLC power supply ground.
IMPORTANT: Do not use the 24V dc user power terminal on the chassis power supply to
power the analog output module.
Number Of Channels 8 single-ended
LED Indicators Eight green channel status indicators, one for each channel
One green module status indicator
Calibration Factory calibrated
Thermal Dissipation 6.6W
Field Wiring to Backplane Isolation 500V dc
Recommended Cable Belden 8761 (shielded, twisted-pair) or equivalent
Wire Size (maximum) Two 14 to 24 AWG wire per terminal
Grounding Wire (optional) ¼ inch wide (minimum) braid
Terminal Block Removable (supplied)
Replacement Catalog Number 1746-RT25G