Grounding your system, Grounding your system -6 – Rockwell Automation 1785-Lxxx Enhanced and Ethernet PLC-5 Programmable Controllers User Manual
Page 42
Publication 1785-UM012D-EN-P - July 2005
3-6 Placing System Hardware
I/O Chassis and External Power Supply Dimensions
Grounding Your System
For more information on proper grounding guidelines, see the Industrial
Automation Wiring and Grounding Guidelines, publication 1770-4.1.
315mm
(12.41")
610mm
(24.01")
16-slot 1771-A4B
483mm
(19.01")
12-slot 1771-A3B1
356mm
(14.01")
229mm
(9.01")
8-slot 1771-A2B
4-slot 1771-A1B
254mm
(10")
12-slot
8-slot
4-slot
16-slot
External
Power
Supply
U se .25" dia
mounting bolts
(4 places)
12451-I
91mm
(3.6")
591mm
(23.25")
464mm
(18.25")
337mm
(13.25")
210mm
(8.25")
Clearance depth is 204mm (8") for 8 I/O connection points per module.
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