3.6 Serial Communication and Analog Output...................................................... 39
3.7 Serial Communication........................................................................................ 40
3.7.1 Communication Interface............................................................................ 40
3.7.2 Profiles........................................................................................................... 40
3.7.3 Protocols......................................................................................................... 41
3.7.4 Measurement and Configuration Modes.....................................................41
3.7.5 Serial Interface Timing..................................................................................42
3.8 Analog Output..................................................................................................... 43
3.8.1 Analog Output Types................................................................................... 43
3.8.2 Analog Output Scaling................................................................................. 45
3.8.3 Limitations for Output Signals.....................................................................47
3.8.4 Missing Readings and Error Indication.......................................................48
3.9 Heating................................................................................................................. 48
3.9.1 Heated Transducers...................................................................................... 49
3.9.2 Heated Transducers and Arms.................................................................... 49
3.9.3 Heated Body, Transducers, and Arms........................................................ 50
4. Installation.............................................................................................................51
4.1 Installing WMT700............................................................................................... 51
4.1.1 Maritime Installations.....................................................................................51
4.2 Placing WMT700.................................................................................................. 51
4.3 Unpacking and Handling WMT700................................................................... 52
4.4 Connecting WMT700 Cable...............................................................................54
4.5 Mounting WMT700 on Vertical Pole Mast........................................................ 57
4.6 Mounting WMT700 on Sensor Support Arm or Cross Arm Using
WMT70FIX........................................................................................................... 60
4.7 Aligning WMT700............................................................................................... 63
4.7.1
Configuring Wind Direction Oset............................................................. 65
4.7.2 Analog Output Parameter for WMT700 in Tunnels and Cranes............. 65
4.8 Installing Bird Cage............................................................................................. 70
4.8.1 Installing Bird Net...........................................................................................71
4.9 Wiring....................................................................................................................72
4.9.1 Cables............................................................................................................. 72
4.9.2 Cable 2 m, Cable 10 m, Cable 15 m, and Cable 26 m.................................73
4.9.3 RS-485 for COM2 with Cable 2 m and 10 m............................................... 74
4.9.4 RS-485 Cable 2 m and RS-485 Cable 10 m................................................ 75
4.9.5 Connector Signals......................................................................................... 75
4.10 Powering...............................................................................................................76
4.10.1 Operating Power........................................................................................... 77
4.10.2 Heating Power............................................................................................... 79
4.11 Upgrade from WS425 to WMT700................................................................... 82
4.11.1 Mounting with WS425 Mounting Kit.......................................................... 83
4.11.2 Upgrade Prerequisites..................................................................................86
4.11.3 Upgrading from WS425 to WMT700......................................................... 88
4.11.4 Mounting WMT700 with ASOS Mounting Adapter..................................90
4.11.5 Connection Cable Prerequisites.................................................................. 92
4.11.6 Wiring in Retrofit Installations.....................................................................93
4.11.7 Powering in Retrofit Installations................................................................97
5. Operation..............................................................................................................99
5.1 Communicating with Terminal Software..........................................................99
5.2 Entering and Exiting
Configuration Mode......................................................100
5.2.1 OPEN — Entering Configuration Mode.................................................... 100
5.2.2 CLOSE — Exiting Configuration Mode.......................................................101
WMT700 User Guide M211095EN-H
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