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ZIEHL-ABEGG MODBUS RTU System User Manual

ZIEHL-ABEGG MODBUS RTU System
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Initiierung der Anforderung
Master
MODBUS-Transaktion (ohne Fehler)
Slave
Empfang der Antwort
Ausführung der Aktion
Initiierung der Antwort
Funktionscode Anforderungsdaten
Funktionscode Antwortdaten
Initiierung der Anforderung
Master
MODBUS-Transaktion (Antwort mit Fehlermeldung (Exception))
Slave
Empfang der Antwort
Fehlererkennung in Aktion
Initiierung der Fehlerantwort
Funktionscode Anforderungsdaten
Exception Funktionscode Antwortdaten
Picture 13: MODBUS Communication Master - Slave
5.2 Communication parameters
5.2.1 Communication parameters for MODBUS member
Different parameters must be set for the MODBUS communication between the master and the
slaves. These parameters and their settings are listed in the table below:
Address range (unless other-
wise noted)
Slave:
1 247
Master:
no special address
Broadcast Yes
Transmission rate 19.200 Bd (default)
Parity/Stop Even (standard) or none (CTE, PTE, UTE32)
Mode RTU
Interface RS485 2W MODBUS
Data 8 data bits
Technical information MODBUS RTU System model series MODBUS transmission layer
R-TIL08_01-GB 1215 Part.-No.
11/16

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ZIEHL-ABEGG MODBUS RTU System Specifications

General IconGeneral
BrandZIEHL-ABEGG
ModelMODBUS RTU System
CategoryControl Unit
LanguageEnglish

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