Owner’s Manual for Power Zone Gateway on PZ 410 19
Installation and Operation
Configuring Modbus Gateway (Pass Through)
The Power Zone Gateway acts as a gateway for external
systems to exchange data with a Power Zone System
using Modbus. The Gateway supports both Modbus TCP
and Modbus RTU over RS-485 or RS-232.
To enable Modbus TCP access, the Ethernet Built In
interface is configured.
1. Press under 'Ethernet Built In' Configure button ->
Modbus Gateway Configure button.
2. Selected the 'Enable' check box (F).
3. At a minimum, configure settings Unit ID (A),
Ignore Unit ID (G), and Read-only (B).
4. See Secure Modbus Gateway for description for
configuring secure access.
To enable RS-485 / RS-232 Modbus RTU access, the
RS-485 / RS-232 Built In interface is configured.
1. Adjust port settings.
2. Select 'Modbus Gateway' from the Mode's drop
down list.
Figure 3-34. RS-485 Serial Port Settings
For the interface being configured, set the port to match
your external system's communication setting. Set the
Unit ID of the Gateway (A), and set the communication
settings Baud Rate (C), Parity (D), and Stop Bits (E).
Setting Description
A Mode of operation
B Baud rate
C Parity
D Stop Bit
014869
A
B
C
D
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