Vertiv Liebert STS2 - Page 73

Vertiv™ | Liebert® STS2/PDU
™
User Manual | Rev. 6 | 10/2017 63
Figure 53 Control wiring for the Liebert IntelliSlot
™
Web/485 Card With Adapter option
+
-
PS213008
Rev. 3
Notes
1. Wire size and type: 10/100 Base-T Ethernet cable with RJ-45 plug connector.
The length is limited by internet standards.
2. Maximum cable length 1000 ft. (300m) with twisted pair cable #22 AWG minimum.
Signal voltage 5VDC, current 10mA.
3. Refer to other portions of this document for configuring the Liebert IntelliSlot
™
Web/485 card.
4. All control wiring (by others) must be run separately from power wiring.
Control wiring runs should not be combined in the same conduit.
5. Refer to control connection location diagram of static transfer switch for location of Liebert
IntelliSlot Web/485 card option.
6. All wiring must be in accordance with national and local electrical codes.
RS-232 (DB9
Connector)
for Setup only;
uses standard
computer serial
port cable
TB1
TB2
DB9
J3
No Customer
Connection
No Customer
Connection
See Note 2
Customer-Supplied
Interconnecting
Cable to Modbus 485
Customer-Supplied
Interconnecting Cable:
SNMP
TB3
Ethernet Network
RJ-45 Connector
See Notes 1 and 2.