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Chapter 4 – Electrical Installation
Installation and Start-up Guide for NMBP-01
4-3
Figure 4-2 Drive Auxiliary Power Supply.
The power and earthing connector is on the bottom of the option module. The
connection is shown in Figure 4-3 below.
Figure 4-3 NMBP-01 Power Connector.
In this figure, the 24 V d.c. is connected to terminal 1, and the power
0 V d.c. to 3. Terminal 2 is for signal earth, which is used to terminate the
shield of the Modbus Plus network. This signal earth must be connected to a
noise-free earth, and not to a earth where high power devices are earthed.
X25
X27
X26
X28
X29
X21
X22
X24
X23
V25
V26
+24 VDC
GND (0 VDC)
X1:1
X1:3
X1:1 +24 VDC (to X23:1)
X1:2 GND (Signal earth)
X1:3 GND (0 V d.c.) (to X23:2)
Содержание NMBP-01
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