Installation

HMT370EX User Guide

Document code: M212305EN
Revision: E
Language: English
Product: HMT370EX
Document type: User guide

About this document
Version information
Related manuals
Documentation conventions
Trademarks
Product overview
Introduction to HMT370EX series
Basic features and options
Hazardous area safety
Available measurement parameters
Display options
LED states in transmitter with no display
Connectivity to Vaisala Insight software
Transmitter parts
Cable gland and conduit options
HMT370EX regional safety certification information
Regional safety certification overview
ATEX/IECEx safety certification information
Using HMT370EX Series transmitters in hazardous locations
Guidelines for safe use in hazardous conditions
Specific conditions of use
Japan safety certification information
Using HMT370EX Series transmitters in hazardous locations
Guidelines for safe use in hazardous conditions
Specific conditions of use
China safety certification information
Using HMT370EX Series transmitters in hazardous locations
Guidelines for safe use in hazardous conditions
Specific conditions of use
Korea safety certification information
Using HMT370EX Series transmitters in hazardous locations
Guidelines for safe use in hazardous conditions
Specific conditions of use
US/CAN (FM) safety certification information
Using HMT370EX Series transmitters in hazardous locations
Guidelines for safe use in hazardous conditions
Specific conditions of use
FM Approvals control drawing
UK (UKEX) safety certification information
Using HMT370EX Series transmitters in hazardous locations
Guidelines for safe use in hazardous conditions
Specific conditions of use
Probe options
HMT370EX probe options overview
HMT370EX probe accessories
Temperature only probe option (HMP371 and HMP373)
HMP371 fixed probe
HMP373 probe for confined spaces
HMP374 probe for high pressure applications
Attaching HMP374 to process
HMP375 probe for high temperature applications
HMP377 probe for high humidity applications
HMP378 probe for pressurized pipelines
Attaching HMP378 to process with fitting body
HMP378F probe option for measuring oil moisture and temperature
HMP378H probe option for measuring JET A-1 fuel moisture and temperature
Installation
HMT370EX installation overview
Installation preparations
Probe installation overview
HMT370EX transmitter dimensions
Mounting
Attaching cable glands and conduit fittings
Wiring
Wiring with galvanic isolators
Wiring with Zener barriers
Finalizing installation: closing transmitter and attaching grounding
Optional: testing analog output level with a multimeter
HMT370 local display interface
Local display overview
Local display PIN code
Light and dark display themes
Sleep mode
HMT370EX display main menu
Settings menu
Display menu
Analog outputs menu
Measurement settings menu
Calibration menu
Status menu
Maintenance menu
Operating with Insight PC software
Vaisala Insight PC software
Basic and Advanced user modes
Connecting to Insight PC software
Installing driver for the USB service cable
Insight main view with transmitter
Insight main view with probe
Analog output configuration
Analog output configuration overview
Configuring analog outputs with Insight
Configuring analog outputs with local display interface
Analog output level test
Testing analog output level with local display interface
Testing analog output level with Insight
Environmental compensation and measurement settings
Environmental compensation and measurement settings overview
Configuring pressure compensation
Configuring filtering factor
Configuring calculation coefficients
HMP378F calculation model with average oil coefficients
HMP378F calculation model with oil-specific coefficients
Calibration and adjustment
Calibration and adjustment overview
Adjusting measurements with Insight
Adjusting measurements with HMT370EX local display interface
Analog output adjustment overview
Adjusting analog output level with Insight
Adjusting analog output level with local display interface
Maintenance
Maintenance overview
Technical support
Cleaning
Changing probe filter
Troubleshooting
Problems and their possible solutions
Error messages
Restoring factory default settings
Technical data
Specifications
HMP371 specifications
HMP373 specifications
HMP374 specifications
HMP375 specifications
HMP377 specifications
HMP378 specifications
Spare parts and accessories
Recycling instructions
Maintenance and calibration services
Warranty
Technical support
Recycling

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