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DigiTrace TCONTROL-CONT-03 User Manual

DigiTrace TCONTROL-CONT-03
80 pages
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Sommaire
1 Introduction 5
1.1 Avant-propos .............................................................................................. 5
1.2 Conventions typografiques ....................................................................... 5
2 Description du protocole 7
2.1 Principe maître-esclave ............................................................................. 7
2.2 Mode de transmission (RTU) .................................................................... 7
2.3 Adresse-appareil ........................................................................................ 8
2.4 Déroulement temporel de la transmission .............................................. 8
2.5 Structure des blocs de données ............................................................. 11
2.6 Code des fonctions .................................................................................. 12
2.6.1 Lecture de n mots ...................................................................................... 12
2.6.2 Ecriture d’un mot ....................................................................................... 13
2.6.3 Ecriture de n mots ...................................................................................... 14
2.7 Format de transmission (valeurs entières, flottantes et texte) ............ 15
2.8 Somme de contrôle (CRC16) .................................................................. 17
2.9 Traitement des erreurs ............................................................................ 18
3 Interface RS485 19
3.1 Schéma de raccordement ....................................................................... 19
3.2 Configuration ............................................................................................ 20
4 Adresses Modbus 21
4.1 Données de process ................................................................................ 21
4.2 Consignes ................................................................................................. 23
4.3 Paramètres du régulateur ....................................................................... 23
4.4 Configuration ............................................................................................ 23
4.5 Commandes ............................................................................................. 24
4.6 Mémoire RAM ........................................................................................... 25

Table of Contents

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DigiTrace TCONTROL-CONT-03 Specifications

General IconGeneral
BrandDigiTrace
ModelTCONTROL-CONT-03
CategoryController
LanguageEnglish