Overview ······························3
Characteristics···························3
Operating Principles and Appearance ········3
Specifications ··························4
Float Application ························5
M-100R ·······························5
Section Distance ∙∙·····················6
Wiring ·······························6
Float Specifications ·····················7
Product Composition ····················8
Dimensions ··························9
Weather-proof Version ····················9
Ex-proof Version ··························10
Flap Type Level Gauge with HT-100R Series ····11
Maintenance ··························12
Precautions for Removal ·················13
Precautions for Installation···············13
Precautions for External Wiring ···········13
Precautions for Grounding ···············13
Installation ······························14
Safety and Environment ····················15
Marking ································15
User Training ····························16
Failure Modes and Actions ·· ·················16
When the output current is below 4 mA ·········16
When the output current is above 20 mA ·· ·······16
Output current holding phenomenon············17
Output hunting phenomenon··················17
Warranty and Contact ·····················17
APPENDIX
APPENDIX M ····HT-100R DISPLAY User Manual
APPENDIX L ·········M-100R User Manual
APPENDIX H ···Serial USB Terminal Install Guide
