1-5
3) RS-485 connection (Master: remote AI) (Version 1.50 or later)
Use RS-485 to connect the separately-sold "ZE7400A remote AI unit" or this device as a slave.
With one unit of this device as a master, up to six units of ZE7400A or this device can be
connected under it. The measurement data can be collected and calculated on the master. The data
obtained can be assigned to the calculating channels of the main unit.
To use this function, the RS-485 option is required for this device. The RS-485 master (remote
AI) is exclusive with the RS485 slave and RS-485 master (general). These settings can be
switched through the setting.
For details about how to connect and set the remote AI, see the operation manual of the
separately-sold product.
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Modbus RTU
RS-485
ZE7400A
Acquisition of measurement values
Modbus RTU
Modbus RTU
Modbus RTU
A maximum of 6 units
This device can be connected
as a slave device.
(Slave)
(Master)
