Connecting Signal Cables - Emerson NetSure 211 C23 User Manual

6 Chapter 2 Installation Instruction
DC output cable
Battery cable
After the cable connections, reinstall the plastic cover of the AC input terminals.

Note
The connection terminals of the AC input cables must be wrapped with insulating tube, to prevent electric shock caused by
getting in touch with bare metal parts of the connection terminals exposed outside the plastic cover.

2.4.2 Connecting Signal Cables

The position of the DI/DO/temperature probe connection terminal is shown in Figure 2-3, and the screen print is
shown in Figure 2-4.
Connection method:
Peel one end of the signal cable and insert it into the DI/DO/temperature probe connection terminal. Fasten the
connection by tightening the screw on the terminal.
Note
Noti ce Warning
The output dry contacts are normally open by default. If users want to use normally-closed contacts, they need to pull out the
monitoring module and change the NO-COM connections to NC-COM connections at the dry contact socket. The position and
definition of the dry contact socket is shown in the following figure.
The default associations of the relays are: critical alarm associating with DO1, and major alarm associating with DO2.
Cable
DC output terminals
Battery string
+ - +
DI1 DI2
Figure 2-4 DI/DO/temperature probe connection terminal
NetSure 211 C23 Embedded Power Supply System User Manual
From
- NO COM NO COM PS Ground T1
DO1 DO2
A
A amplified view
Connection
To
Load connection terminals
Battery terminals
T2
Temp. sensor