Liebert Universal Monitor user manual Wiring and Connections Optional Expansion Board

Models: Universal Monitor

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Wiring and Connections - Optional Expansion Board

5.0WIRING AND CONNECTIONS - OPTIONAL EXPANSION BOARD

! CAUTION

Remove all power before installing any wiring to the Expansion Board or changing input or output connections.

! WARNING

“RISK OF ELECTRIC SHOCK” - More than one disconnect switch may be required to de-energize the equipment before servicing.

5.1Wiring Specifications

Input and output connections to the optional Expansion Board may be made in any order—it is not necessary, for example, to make all input connections before making any output connections. Use cop- per conductors only for all wiring.

Table 9

Wiring specifications - optional Expansion Board

 

 

 

 

 

 

 

 

 

Connection

Supported Wire Type

Maximum Wire Length

Rating

 

 

 

 

 

 

 

Digital

 

18-22 AWG Stranded & Unshielded

 

 

 

Dry Contact

 

18 AWG* (recommended)

 

 

 

 

 

750 ft. (225m)

 

(24VDC,

Input

 

Non Plenum - Belden 9740

 

 

 

 

 

 

10 mA)

 

 

Plenum - Belden 89740

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

18-22 AWG Stranded & Unshielded

18 AWG*

20 AWG

22 AWG

 

Digital

 

(recommended)

 

 

 

 

 

 

18 AWG* (recommended)

 

 

 

240VAC,

 

@3A 50 ft. (15m)

@3A 40 ft. (12m)

@3A 25 ft. (7m)

Output

 

Non Plenum - Belden 9740

2A max.

 

 

Plenum - Belden 89740

@2A 100 ft. (30m)

@2A 60 ft. (18m)

@2A 35 ft. (10m)

 

 

 

 

@1A 200 ft. (60m)

@1A 100 ft. (30m)

@1A 75 ft. (23m)

 

Communication

18-22 AWG Stranded & Shielded

 

 

 

 

22 AWG* (recommended)

 

3000 ft. (900m)

 

N/A

EIA485

 

Non Plenum - Belden 9461

 

 

 

 

 

 

 

 

 

Plenum - Belden 88761

 

 

 

 

 

 

 

 

 

 

 

24VAC Power

18-22 AWG Stranded & Shielded

 

 

 

 

18 AWG* (recommended)

 

 

 

24VAC

Connection

 

150 ft. (45m)

 

Non Plenum - Belden 8770

 

 

@0.6A

(TB1)

 

 

 

 

 

Plenum - Belden 88770

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* Recommended

 

 

 

 

 

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Liebert Universal Monitor Wiring and Connections Optional Expansion Board, Wiring specifications optional Expansion Board