Liebert 7400 Series - RS 232 Communications Management Board (SGC) (4550002 C)

7400 Series UPS User Manual Chapter 4 - Optional equipment
Single Module and One plus One Systems RS 232 Communications Management Board (SGC) (4550002C)
6310018a.02.doc
4-13
Issue 2
(02/98) LCA 10/01
UPS 1
(or Single Module)
Remote Alarm and
Control Panel
UPS 2
(when 1 + 1 system)
Remote Alarm and
Control Panel
Interface board
Pt. No. 4590044 E
Pt. No. 4305002 A Interface board
Pt. No. 4590044 E
Pt. No. 4305002 A
M3 Terminals CN1 Pins M3 Terminals CN1 Pins
15 15 15 10
14, 11, 8, 5, 2 29 14, 11, 8, 5, 2 24
12 33 12 28
917912
631626
31439
M2 Terminals M2 Terminals
15 30 15 25
14, 11, 8, 5, 2 46 14, 11, 8, 5, 2 41
12 13 12 8
916911
632627
349344
250245
M1 Terminals M1 Terminals
547542
448443
Table 4-3
UPS module Interface board terminal connections to Remote alarm and control panel socket pins.