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Section 3
System Overview
Each output circuit is rated at 3 amps. DO NOT OVERLOAD. Overloading a circuit will cause it to shut down
(power limit). The circuit will automatically reset once you remove the overload condition.
3.1
Terminal Descriptions and Electrical Ratings
Terminal #
TB1
1
2
3
TB2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
3.2
Signal Input Terminals
Terminals 14 through 19 are polarized signal input terminals. They provide the signaling connection from the
CAUTION
Description
AC (black–"hot")
Earth Ground
AC (white–"neutral")
Auxiliary Power (-)
Auxiliary Power (+)
Notification 4 Output (-)
Notification 4 Output (+)
Notification 3 Output (-)
Notification 3 Output (+)
Notification 2 Output (-)
Notification 2 Output (+)
Notification 1 Output (-)
Notification 1 Output (+)
Normally Closed contact
Common
Normally Open contact
Input 2
Input 2 (-)
Input 2 (+)
Input 1
Input 1 (-)
Input 1 (+)
Ratings
120 VAC 60 Hz, 2A
27.4 VDC 3.0 amps
27.4 VDC 3.0 amps
Although each output
27.4 VDC 3.0 amps
is rated for 3 amps, the
total current draw from
27.4 VDC 3.0 amps
the 4 outputs and the
auxiliary power must
27.4 VDC 3.0 amps
not exceed 9 amps.
2.5 A @ 250 VAC
or
2.5 A @ 30 VDC
9 - 30 VDC
9 - 30 VDC
3-2
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