Dip Switch And Jumper Settings For Remote Sensors; Figure 15 Dip Switch And Jumper Settings; Figure 16 Unit-To-Unit Networking Connections - Emerson Liebert XDP User Manual

Refrigerant distribution unit with liebert icom control
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2.2.3

DIP Switch and Jumper Settings for Remote Sensors

The Liebert XDP is shipped with jumpers and DIP switch settings for normal operation. See
Figure 15.

Figure 15 DIP switch and jumper settings

MICROPROCESSOR AND I/O BOARD
DIP
Switches
OFF
ON
2
1
5
3
6
4
7
9
8
10
Jumper
1
on 1-2
2
P78
3
DIP
Switches
OFF
ON
2
3
4
6
7
8

Figure 16 Unit-to-unit networking connections

Red Crossover
Ethernet Cable
Crossover
Coupler
Customer
Connection
Points
P11
P13 P7
P67
P12
P66
P64
Not
Liebert iCOM
Used
Microprocessor
& I/O Board
OFF ON
1
2
3
4
5
6
7
8
9
SW2
10
Jumpers
on 1-2, 5-6
P68
2
1
REMOTE T/HSENSOR "A"
ON
OFF
1
1 2 3 4 5 6 7 8
SW1
5
Jumper
P3
on 2-3
3 2 1
P64 P66 P67
See Note 1
Unit Display (Rear View)
U2U Networking Switch
(Field Supplied)
Straight Through
Ethernet Cables
UNIT DISPLAY
Jumper on 1-2
1
2
P78
3
OFF ON
SW3
1
2
3
4
5
6
7
8
4
6
3
5
REMOTE T/H SENSOR "B"
ON
OFF
1 2 3 4 5 6 7 8
SW1
Jumper
P3
on 2-3
3 2 1
CAN Cable
Termination
Plug
1. Both cables (P64 and P66) are required.
2. A crossover coupler is provided for unit-to-unit (U2U)
networking. Unplug the red cable from P64 on the
microprocessor and I/O board and connect to one side
of the crossover coupler. The first customer connection
point is to P64 on the microprocessor and I/O board.
The second customer connection point is to the other
side of the crossover coupler. This connects the
microprocessor and I/O board and display to the
private U2U network.
To / From Other
Networked Units
15
DIP
Switches
OFF
ON
1
None
2
3
4
5
6
7
8
DIP
Switches
OFF
ON
1
2
3
5
4
6
302211
7
Rev. 2
8
302211
Rev. 2
Installation

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