Installation Instructions User Manual

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.