Vaisala HMT370EX User Manual

Table of contents
1. About this document.....................................................................................9
1.1 Version information.......................................................................................... 9
1.2 Related manuals................................................................................................9
1.3 Documentation conventions..........................................................................10
1.4 Trademarks...................................................................................................... 10
2. Product overview............................................................................................11
2.1 Introduction to HMT370EX series...................................................................11
2.2 Basic features and options.............................................................................. 11
2.3 Hazardous area safety......................................................................................11
2.4 Available measurement parameters............................................................. 12
2.5 Display options................................................................................................14
2.5.1 LED states in transmitter with no display............................................. 14
2.6 Connectivity to Vaisala Insight software...................................................... 15
2.7 Transmitter parts............................................................................................. 16
2.7.1 Cable gland and conduit options........................................................... 17
3. HMT370EX regional safety certification information.....................19
3.1 Regional safety certification overview......................................................... 19
3.2 ATEX/IECEx safety certification information............................................. 20
3.2.1 Using HMT370EX Series transmitters in hazardous locations...........20
3.2.2 Guidelines for safe use in hazardous conditions................................. 22
3.3 Japan safety certification information.........................................................26
3.3.1 Using HMT370EX Series transmitters in hazardous locations...........26
3.3.2 Guidelines for safe use in hazardous conditions................................. 28
3.4 China safety certification information......................................................... 32
3.4.1 Using HMT370EX Series transmitters in hazardous locations...........32
3.4.2 Guidelines for safe use in hazardous conditions.................................34
3.5 Korea safety certification information.........................................................38
3.5.1 Using HMT370EX Series transmitters in hazardous locations...........38
3.5.2 Guidelines for safe use in hazardous conditions................................ 40
3.6 US (FM) safety certification information.....................................................43
3.6.1 Using HMT370EX Series transmitters in hazardous locations...........43
3.6.2 Guidelines for safe use in hazardous conditions.................................45
3.7 US/CAN (MET) safety certification information.........................................50
3.7.1 Using HMT370EX Series transmitters in hazardous locations...........50
3.7.2 Guidelines for safe use in hazardous conditions................................. 52
3.8 UK (UKEX) safety certification information................................................55
3.8.1 Using HMT370EX Series transmitters in hazardous locations...........55
3.8.2 Guidelines for safe use in hazardous conditions................................. 57
4. Probe options..................................................................................................61
4.1 HMT370EX probe options overview............................................................. 61
4.1.1 HMT370EX probe accessories............................................................... 62
4.2 Temperature only probe option (HMP371 and HMP373)........................... 63
4.3 HMP371 fixed probe........................................................................................63
Table of contents
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Vaisala HMT370EX Specifications

General

Brand	Vaisala
Model	HMT370EX
Category	Transmitter
Language	English