Vaisala CARBOCAP GMW80 Series, User Manual

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Table of contents
1. About this document .....................................................................................5
1.1 Version information .......................................................................................... 5
1.2 Related manuals ................................................................................................5
1.3 Documentation conventions ........................................................................... 5
1.4 Trademarks ........................................................................................................ 6
1.5 Patent notice ..................................................................................................... 6
2. Product overview ............................................................................................ 7
2.1 Introduction to GMW80 series ........................................................................ 7
2.1.1 Transmitter parts ....................................................................................... 9
2.1.2 GMW87 and GMW88 transmitter parts ................................................ 10
2.2 Display ...............................................................................................................12
2.2.1 Startup screens .........................................................................................13
2.2.2 Measurement screen ................................................................................13
2.2.3 Error messages .........................................................................................14
2.3 Relay ..................................................................................................................15
2.4 CO
2
level indicator LEDs .................................................................................16
2.5 Analog output overrange behavior ...............................................................17
2.6 Safety ...............................................................................................................20
2.7 Regulatory compliance ................................................................................... 21
3. Installation ....................................................................................................... 22
3.1 Selecting location ........................................................................................... 22
3.2 Opening and closing the transmitter ........................................................... 23
3.3 Installing the mounting base ........................................................................ 24
3.4 Installing GMW87 and GMW88 .....................................................................26
3.5 Wiring ...............................................................................................................27
3.5.1 Wiring GMW83, GMW83D, and GMW83A ........................................... 29
3.5.2 Wiring GMW83RP and GMW83DRP .....................................................30
3.5.3 Wiring GMW84 ........................................................................................30
3.5.4 Wiring GMW84S .......................................................................................31
3.5.5 Wiring GMW86P ......................................................................................32
3.5.6 Wiring GMW87 ........................................................................................ 33
3.5.7 Wiring GMW88 ........................................................................................ 33
4. Modbus communication ............................................................................ 34
5. Maintenance ....................................................................................................36
5.1 Cleaning ...........................................................................................................36
5.2 Replacing the CO
2
measurement module (GM10) ..................................... 36
5.3 Replacing the INTERCAP humidity sensor ..................................................37
6. Troubleshooting ............................................................................................ 39
6.1 Solving typical problems ...............................................................................39
6.2 Error state ........................................................................................................42
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