L BAL E234 GB MANUAL

Networking with telephone wire
13.03.2013
v_modbus_master_autoadr.vsd
MODBUS Slave
ID1 GND
A
(D+)
B
(D-)
ID2GND
A
(D+)
B
(D-)
B
(D-)
ID1 GND
A
(D+)
B
(D-)
ID2GND
A
(D+)
MODBUS Master
1A (1D+)
1 2
1B (1D-)
2A (2D+)
D1
ID
GND
2B (2D-)
D2
3...32
MODBUS Slave
MODBUS
(RS-485)
MODBUS
(RS-485)
Addressing Addressing
MODBUS
(RS-485)
MODBUS
(RS-485)
Addressing Addressing
GND
A2
24V
A1
GND GND
Connection a MODBUS Master via the terminals: 1A (1D+), B (1D-), ID and GND
Connection of the Slave members via the terminals: A (D+), B (D-), GND and ID1 / ID2
Networking with RJ45 patch cable by usage connection box for ECblue (part. no. 380085).
13.03.2013
v_modbus_master_autoadr_zabox.vsd
4...32
1
BUS1 BUS2 BUS1 BUS2 BUS1 BUS2
GND
ID1
A (D+)
B (D-)
8 7 6
5
4 3 2 1
RJ45
RJ45 RJ45
MODBUS Slave MODBUS Slave MODBUS Slave
MODBUS Master
1A (1D+)
1B (1D-)
2A (2D+)
D1
ID
GND
2B (2D-)
D2
GND
A2
24V
A1
GND GND
2
3
Connection to the MODBUS Master at the terminals: 1A (1D+), 1B (1D-), ID and GND
Connection of the Slave members via the two RJ45 connections “BUS1” and “BUS2”
Operating Instructions POC-M Electrical installation
L-BAL-E234-GB 1614 Index 002 Part.-No.
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