Liebert POWER PROTECTION STATIC TRANSFER SWITCH - Manual (Page 46)

Installation Drawings
38
Figure 26 Control wiring for comms board (see Figure 27 on page 39 for internal modem wiring)
PS213003 Rev. 2
COMMS BOARD 02-810015-XX
TB51
TB55
TB56
J81
EXTERNAL MODEM
SEE DETAIL A
SITESCAN
SEE DETAIL B
NO CUSTOMER CONNECTION
NO CUSTOMER CONNECTION
DETAIL B
TB55
SEE NOTES 1 & 2
CUSTOMER SUPPLIED
INTERCONNECTING CABLE TO SITESCAN
3
2
1
-
BOARD. AND LOCAL ELECTRICAL CODES. 6. ALL WIRING MUST BE IN ACCORDANCE WITH NATIONAL OF STATIC TRANSFER SWITCH FOR LOCATION OF COMMS 5. REFER TO CONTROL CONNECTION LOCATION DIAGRAM SEPARATE FROM POWER WIRING. CONTROL WIRING RUNS 4. ALL CONTROL WIRING (BY OTHERS) MUST BE RUN SHOULD NOT BE COMBINED IN THE SAME CONDUIT. MANUAL FOR CONFIGURING THE COMMS BOARD. 3. REFER TO INSTALLATION, OPERATION & MAINTENANCE 2. SIGNAL VOLTAGE 5VDC, CURRENT 10mA. NOTES:
+
J81
DETAIL A
1
23
4
56
7
89
D CD
RX
TX
DTR
G N
D
D SR
RTS
CTS
RI
CUSTOMER SUPPLIED
INTERCONNECTING CABLE
TO EXTERNAL MODEM
SEE NOTE 2
WITH TWISTED PAIR CABLE #22 AWG 300V MINIMUM. 1. MAXIMUM CABLE LENGTH 1000 FEET (300 METERS)
J1A