Specifications – Rockwell Automation 1756-DH485 ControlLogix Data Highway 485 Module Installation Instructions User Manual
Page 19
ControlLogix DH-485 Communications Module 19
Publication
1756-IN587A-EN-P - September 2005
Specifications
ControlLogix DH-485 Communications Module -
1756-DH485
Specifications
Specification
Value
Module Location
ControlLogix chassis
Maximum Backplane
Current Load
850 mA @ +5.1V dc and 1.7mA @ 24V dc
from I/O chassis backplane
Power Dissipation, Max
4.5 W
Thermal Dissipation, Max
15.4 BTU/hr
Isolation Voltage
50V
Tested to withstand 750V dc for 60 s
Available Communication
Rates
19.2 Kbps (default) and 9600 Kbps
Screw Terminal Torque
0.5...0.6 Nm
Conductors
Wire Size
Category
Belden 9463 twinaxial
20 AWG (0.519 mm
2
)
2
(1)
(1)
Use this Conductor Category information for planning conductor routing. Refer to Industrial
Automation Wiring and Grounding Guidelines, publication 1770-4.1.