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User Manual 10H52258UM60 - Rev. 3 - 01/2019
Electrical Installation & Connections
APM 400/600
4.2.4
Dry Contact Port J26
Figure 4-8 illustrates the J26 dry contact port. The dry contact voltage and current ratings are 2 Vdc and 20 mA,
respectively. See Table 4.6 for a pin-out description of dry contact port J26.
Figure 4-8 Dry Contact Port J26
Table 4.6
Pin
Name
Description
1
Q1 STATUS
Rectifier input switch status signal
2
GEN MODE
Generator mode input. Generator mode when Pin2 and Pin4 shorted
3
GND_DRY
Rectifier input switch status signal ground terminal
4
GND_DRY
Generator mode input ground terminal
5
Q2 STATUS
Bypass input switch status signal
6
TMP BATT_IN
Reserved
7
GND_DRY
External maintenance switch status signal ground terminal
8
+12V_DRY
Reserved
9
Q3 STATUS
External maintenance switch status signal
10
Reserved
Reserved
11
GND_DRY
External maintenance switch status signal ground terminal
12
GND_DRY
Reserved
13
Q5 STATUS
External output switch status switch
14
ENV_DET
Battery room temperature abnormal
15
GND_DRY
External output switch status signal ground terminal
16
GND_DRY
Battery room temperature abnormal ground terminal
17
GND_DRY
Reserved
18
CHG SHUT
Charger off contact
19
RESV2
Reserved
20
GND_DRY
Charger off contact ground terminal
21
RESV3
Reserved
22
RESV1
Reserved
23
GND_DRY
Reserved
24
GND_DRY
Reserved
25
NC
Reserved
26
NC
Reserved
27
UT1 485+
Reserved
28
UT2 485+
Reserved
29
UT1 485-
Reserved
30
UT2485-
Reserved
31
GND_MON
Reserved
32
NC
Reserved
4.2.5
Dry contact Ports J23 to J25
Figure 4-9 shows the dry contact ports for J23, J24, and J25. The dry contact voltage for all the three ports is
12Vdc whereas the current is 20 mA.
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