Installation Drawings

Figure 26 Control wiring for comms board

EXTERNAL MODEM

SEE DETAIL A

J81

J1A

TB51

 

TB55

 

TB56

“NO CUSTOMER

 

 

LIEBERT

 

“NO CUSTOMER

 

 

 

 

SITESCAN

 

 

CONNECTION”

 

CONNECTION”

SEE DETAIL B

 

 

 

 

 

 

 

 

COMMS BOARD

 

 

 

02-810015-XX

CUSTOMER-SUPPLIED

 

CUSTOMER-SUPPLIED

INTERCONNECTING CABLE

INTERCONNECTING CABLE

TO EXTERNAL MODEM

 

TO LIEBERT SITESCAN

SEE NOTE 2

 

 

 

SEE NOTES 1 & 2

DCD RX TX DTR GND DSR RTS CTS RI

 

 

 

 

1 2 3 4 5 6 7 8 9

1 2 3

J81

TB 55

PS213003

DETAIL A

DETAIL B

Rev. 02

NOTES

1.Maximum cable length 1000 feet (300 meters) with twisted pair cable #22 AWG 300V minimum.

2.Signal voltage 5VDC, current 10mA.

3.Refer to installation, operation and maintenance manual for configuring the COMMS board.

4.All control wiring (by others) must be run separate from power wiring. Control wiring runs should not be combined in the same conduit.

5.Refer to control connection location diagram (Figure 21 or 22) for location of COMMS board.

6.All wiring must be in accordance with national and local electrical codes.

39

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Liebert 100-1000A user manual 02-810015-XX