Operation
Page 27 FA 550 V1.00
12.3.4 Modbus TCP (Optional)
12.3.4.1 Setup
The dew point sensor FA 550 comes optional with a Modbus TCP Interface (HW Interface:M12 x 1
X-coded connector).
Device supports with this option the Modbus TCP protocol for communication with SCADA systems.
TCP port is set to 502 by default. Port can be changed at the sensor or using PC Service Software
Modbus device address (Unit Identifier) can be set in the range of 1- 255.
Specification and description of the Modbus protocol is free to download on: www.modbus.org.
Supported Modbus commands (functions):
Command Code Description
Function Code 3 (Read holding register)
Function code 16 (Write multiple registers)
For more details, please see VA 5xx Modbus RTU_TCP Installation V1.05
Settings Network Setup
12.3.4.1.1 Network Setup DHCP
Settings Network Setup Settings IP Address
Here you can set up and made a connection,
with or without DHCP, to a computer.
Remark:
With activated DHCP the automatic
integration of the sensor in an existing
network is possible, without a manual
configuration.
Storing of settings by pressing “Save“
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