Gill Instruments Ltd
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MaxiMet
Page 2
Issue 1
Doc. No. 1957-PS-000x
March 2015
Contents
1.
FOREWORD ............................................................................................ 4
2.
INTRODUCTION...................................................................................... 4
2.1.
MaxiMet Parameters and Part Numbers ........................................................... 5
2.1.1
MaxiMet Sensors. .................................................................................... 5
2.1.2
MaxiMet Derived Parameters. .................................................................. 5
2.1.3
MaxiMet Order Part Numbers. ................................................................. 5
Wind Speed and Direction Sensor (GMX200 and GMX600) ................................... 6
Radiation Shield (GMX200 and GMX600) .............................................................. 7
Temperature and Relative Humidity Sensor with Dewpoint Calculation (GMX600) . 7
Barometric Pressure (GMX600) ............................................................................. 7
Rain (GMX600) ..................................................................................................... 7
Compass (GMX200 and GMX600) ........................................................................ 7
Derived Parameters selectable using MetSet Software (see page 5 for applicability).
.................................................................................................................................... 8
3.
TECHNICAL SPECIFICATION .............................................................. 12
4.
PRE-INSTALLATION ............................................................................ 15
4.1.
Equipment supplied ........................................................................................ 15
Optional Extras: ................................................................................................... 15
4.2.
Connector and Cable Assembly. ..................................................................... 15
4.3.
Cabling ........................................................................................................... 18
4.3.1
Cable type ............................................................................................. 18
4.3.2
Cable length .......................................................................................... 18
4.4.
Connections .................................................................................................... 19
View of the MaxiMet connector ............................................................................ 19
4.5.
Power supplies ............................................................................................... 19
MaxiMet units ...................................................................................................... 19
4.6.
Connecting to a PC using RS232 (Default setting) .......................................... 20
4.7.
Connecting to a PC using RS422 (Not a Default Setting) ................................ 20
4.8.
Using RS485 (2 wire point to point only), not a default setting. ....................... 21
4.9.
Using SDI-12 (2 wire network) not a default setting......................................... 21
4.10.
Set up requirements ....................................................................................... 22
Host System: ....................................................................................................... 22
Software: ............................................................................................................. 22
Bench system test ............................................................................................... 22
4.11.
Packaging ....................................................................................................... 22
5.
INSTALLATION ..................................................................................... 23
5.1.
General Installation Guidelines ....................................................................... 23
Interference ......................................................................................................... 23
Wind ................................................................................................................... 23
Compass ............................................................................................................. 24
Alignment ............................................................................................................ 25
Dimensions (in mm) ............................................................................................ 26
6.
CONFIGURING WITH METSET ............................................................ 27
6.1.
MaxiMet Default Configurations ...................................................................... 27
GMX200 ASCII factory default configuration settings ........................................... 28
GMX600 Factory Default Data String ................................................................... 29
GMX600 factory default configuration settings ..................................................... 30
6.2.
Configuring MaxiMet with MetSet.................................................................... 31
MetSet Editing Pages. ......................................................................................... 35
6.3.
Polled Mode .................................................................................................... 42
6.4.
Configuring MaxiMet Compass ....................................................................... 43