Modbus Description; Modbus Register Types - Phoenix Contact EV Charge Control Basic User Manual

9

Modbus description

106377_en_04
You can access the device registers via Modbus/RTU. Modbus/RTU can be used to addi-
tionally configure the device, request status information, and access and control the
charging process. The device operates as a Modbus slave. The slave address is set via
S2/DIP 2 – 6. The baud rate (9600 or 19200) for communication is set via S2/DIP 1. See
Table "Configuration switches S1 + S2" on page
9.1

Modbus register types

Modbus/RTU supports three register types which are used as follows.
Table 9-1 Modbus registers
Modbus register type
Input
Holding
Coils
13.
Value Access
16 bits Read
16 bits Read/write
1 bit Read/write
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Modbus description
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