Yokogawa JUXTA M Series Digital Limit Alarms MVTK Instrukcja Użytkownika Pobierz pdf (Strona 3)

IM 77J04J11-01E 1st Edition : 2006.08.25-00

Introduction

This user's manual describes the communication functions of the M Series digital limit

alarms (hereinafter simply referred to as M Series) and contains information on how to

create communication programs.

Read the manual carefully to understand the communication functions of the M Series.

The M Series have the following communication protocols.

● PC link communication protocol

● MODBUS communication protocol

● Ladder communication protocol

Note that the M Series cannot communicate with a higher-level device with a communica-

tion protocol other than these.

You are required to have background knowledge of the communication specifications of

higher-level devices, their communication hardware, language used for creating communi-

cation programs, and so on.

■ Intended Readers

This manual is intended for people familiar with the functions of the M Series, control

engineers and personnel in charge of maintaining instrumentation and control equipment.

■ Related Documents

The following user's manuals all relate to the communication functions of the M Series.

Read them as necessary.

● Model MVHK Digital Limit Alarm (DC Input Type)

Document number: IM 77J04H31-01E

● Model MVRK Digital Limit Alarm (RTD Input Type)

Document number: IM 77J04R31-01E

● Model MVTK Digital Limit Alarm (Thermocouple Input Type)

Document number: IM 77J04T31-01E

The user's manuals above describe mounting, wiring, and how to operate the digital

limit alarms.

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Yokogawa JUXTA M Series Digital Limit Alarms MVTK Instrukcja Użytkownika Strona 3