Wilo Control EC-WP Series Installation And Operating Instructions Manual page 50

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8.3.5 Menu 2: ModBus RTU connection
Fig. 91: Menu 2.00
Fig. 92: Menu 2.01
Fig. 93: Menu 2.02
Fig. 94: Menu 2.03
Fig. 95: Menu 2.04
Fig. 96: Menu 2.05
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The switchgear is equipped with an RS485 interface for connection via ModBus RTU. Dif-
ferent parameters can be read and also changed to some extent via the interface. In this
case, the switchgear works as a Modbus slave. An overview of individual parameters and a
description of the data types used are shown in the appendix.
To use the ModBus interface, the settings must be changed in the following menus:
Menu no. 2.00
Name Communication settings
Description ModBus setting
Menu no. 2.01
Name ModBus RTU interface On/Off
Value range on, off
Factory setting on
Description Switch the ModBus interface on or off.
Menu no. 2.02
Name Baud rate
Value range 9600; 19200; 38400; 76800
Factory setting 19200
Description Set the ModBus transmission rate according to the connected
bus.
Menu no. 2.03
Name User address
Value range 1 – 254
Factory setting 10
Description User address of the Control EC-WP in the ModBus network
Menu no. 2.04
Name Parity
Value range none, even, odd
Factory setting even
Description Parity setting for the ModBus RTU serial connection
Menu no. 2.05
Name Stop bits
Value range 1; 2
Factory setting 1
Description Number of stop bits for the ModBus RTU serial connection
Installation and operating instructions • Wilo-Control EC-WP • Ed.01/2024-08