MITSUBISHI ELECTRIC 2033D SERIES UPS
MITSUBISHI
ELECTRIC
2033D SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
2-8
2.5 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 2.15-1, -2 with a functional description of the input/output port presented. OUT1 to
OUT9 are user programmable, but factory default setting are shown in Figure 2.15.
FIGURE 2.15-1
External Signal Terminal Block (NEC Class2)
TN1
UPS
FAULT
OUT2: LOAD ON INVERTER
OUT3: BATTERY OPERATION
OUT4: CONVERTER OPERATION
OUT5: BATTERY LOW VOLTAGE
OUT6: OVERLOAD
OUT1: LOAD ON BYPASS
1
3
5
7
9
19
17
15
13
11
21
23
25
27
29
31
33
35
37
39
2
4
6
8
10
20
18
16
14
12
22
24
26
28
30
32
34
36
38
40
OUT7: BYPASS SYNC.
OUT8: MINOR FAULT
OUT9: TOTAL ALARM
