Installation Drawings
23
Liebert
®
e
XL
™
Figure 14 Control wiring, Programmable Relay Board
Table 6
Programmable Relay Board pinout
Terminal
Block
Channel
Pin No.
Common
Normally
Closed
Normally
Open
J71
CH1
A
1-3
1
2
3
B
4-6
4
5
6
CH2
A
7-9
7
8
9
B
10-12
10
11
12
CH3
A
13-15
13
14
15
J72
B
1-3
1
2
3
CH4
A
4-6
4
5
6
B
7-9
7
8
9
CH5
A
10-12
10
11
12
B
13-15
13
14
15
J73
CH6
A
1-3
1
2
3
B
4-6
4
5
6
CH7
A
7-9
7
8
9
B
10-12
10
11
12
CH8
A
13-15
13
14
15
J74
B
1-3
1
2
3
Note: Pin 16 not used on J71, J72, and J73.
1 2 3
6 7 8 9
4
10
5
111213141516
1 2 3
6 7 8 9
4
10
5
11 12 1314 1516
1 2 3
6 7 8 9
4
10
5
11 121314 15 16
1 2 3
J74
J71
J72
J73
1. Customer control wiring connection points are terminals 1 through 15. (Pin 16 not used on J71, J72, and
J73.)
2. Programmable Relay Board option includes eight signal channels with two Form-C dry contacts per
3. All control wiring (by others) must be run separate from power wiring.
4. Contact ratings: 1A @ 30VDC or 125VAC @ 0.45A
5. Maximum cable length 500 ft. (152m) with #16AWG and flexible stranded cable.
6. All wiring must be in accordance with national and local electrical codes.
