Mitsubishi Electric 9900CX SERIES User Manual

MITSUBISHI ELECTRIC 9900CX SERIES UPS
9900CX SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
2-8
2.4 EXTERNAL SIGNAL TERMINAL BLOCK
The UPS is equipped with a series of input/output terminals for external annunciation of alarms
and for remote access of certain UPS functions. The layout of terminals is shown in Figure 2.10
with a functional description of the input/output port presented. OUT1 to OUT8 are user
programmable, but are factory default set being also shown in Figure 2.10.
Adding same external I/F PCB “IOAU-19”, doubling signal outputs is applicable for OUT1 to
OUT8.
Figure 2.10(a) External Signal Terminal Block TN21-25 (NEC Class2)
TN21-25
Summar
y
Alarm
OUT2: LOAD ON INVERTER
OUT3: BATTERY OPERATION
OUT4: CONVERTER OPERATION
OUT5: BATTERY LOW VOLTAGE
OUT6: OVERLOAD
OUT1: LOAD ON BYPASS
UPS
1
3
5
7
9
19
17
15
13
11
2
4
6
8
10
20
18
16
14
12
OUT7: SPARE
OUT8: TOTAL ALARM
52C CLOSE
*1
*1 Relay contactor (52C close): Normally Closed

Mitsubishi Electric 9900CX SERIES Specifications

General

Brand	Mitsubishi Electric
Model	9900CX SERIES
Category	Power Supply
Language	English