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Table of Contents
PRECAUTIONS DURING INSTALLATION .......................................... 1
OVERALL DIMENSIONS ..................................................................... 2
COMPONENT NAMES ........................................................................ 4
Layout and Names of Internal Circuit Boards ..................................................... 4
REQUIRED PARTS .............................................................................. 5
INSTALLATION .................................................................................... 6
Installing RS-422 Communications Equipment .................................................. 8
Precautions when Installing the Steam Pressure Sensor ................................... 9
Terminal Arrangement on Control Circuit Board ................................................ 11
RS-422 Communication Line Wiring ................................................................ 13
M-NET3 Communication Line Wiring ............................................................... 14
EXAMPLES OF WIRING ................................................................... 17
Boiler with BL-model Controller Mounted ......................................................... 17
Boiler with XJ1-model Controller Mounted ....................................................... 18