Liebert RAC2-8 manual Unit

Power Source	Aux Pwr Out	Terminal	Modem
120 VAC	24 VAC, 2A	Port	Port

SiteScan

Liebert

Temp/Humid

Module

(p/n THS28-xx)

Emergency

Power Oper.

Input

Emergency

Power Off

RAC2-8

EIA-232EIA-232

N.O.

C

N.C.

N.O.

C

N.C.

N.O.

C

N.C.

EIA-422

Twisted Pair

Common Alarm

Output

Humidity Lockout

Relay

Optional Lockout

Relay

Control Common

Input Alarm

Output

UNIT 1

Control Common

Input Alarm

Output

UNIT 2

Control Common

Input Alarm

Output

UNIT 8

Figure i. Typical System Configuration

Liebert RAC2-8 • iii