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EATON XSTORAGE COMPACT INSTALLATION MANUAL
P-164000907 - March 2022 www.eaton.com
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Title
5.6.1 Customer communication interface
There is a Modbus TCP/IP interface available for a customer communication. Connect the RJ45 cable from the external
customer connectivity gateway to the Ethernet interface terminal ETH-2.
See Figure 14: Communication interfaces.
Category 5 cable is recommended to use for connecting.
5.6 Communication interface connections
This section describes all xStorage Compact ESS communication interface connections. Terminal blocks are located in
the communication area, in the upper section of the unit
(see Figure 14: Communication interfaces).
Table 8 . Communication interface terminals
PIN
Interface protection and
customer I/Os
Internal communication
connections
Battery breaker status
signals
X7
X8
X9
1*
Dry-contact relay output (NO)
CAN H (PCS)
CB1_UVR
2*
Customer relay output (common)
CAN L (PCS)
CB2_UVR
3
Interface protection input_1
CAN GND (PCS)
CB3_UVR
4
Interface protection input_2
CAN H (Battery pack)
CB1_UVR_0V
5
Interface protection input_3
CAN L (Battery pack)
CB2_UVR_0V
6
Interface prot24VDC
CAN GND (Battery pack)
CB3_UVR_0V
7
Digital output_1
12 VDC_Wake-up
CB1_STATE_11
8
Digital output_1_0V
12 VDC
CB1_STATE_14
9
Digital output_2
12 VDC_Contactor
CB2_STATE_11
10
Digital output_2_0V
0 V_Contactor
CB2_STATE_14
11
Digital output_3
SPD_State
CB3_STATE_21
12
Digital output_3_0V
SPD_+24VDC
CB3_STATE_24
* Dry contact relay output rated for 24 VDC max. 6 A.
Figure 14 . Communication interfaces
