Gill Instruments Ltd
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MetPak/MetPak RG and MetPak Pro Base Stations
Page | 2
Issue 1
Doc. No. 1723-PS-0023
October 2018
Contents
1.
FOREWORD ............................................................................................ 5
2.
INTRODUCTION...................................................................................... 5
2.1.
MetPak Base Station Part Numbers and Parameters........................................ 6
2.1.1.
MetPak Base Station Part Number Structure............................................ 6
2.1.2.
MetPak Base Station Derived Parameters and Sensors. .......................... 6
2.1.3.
Wind Speed and Direction Sensors .......................................................... 7
2.1.4.
Radiation Shield ...................................................................................... 9
2.1.5.
Temperature, Relative Humidity and Dewpoint ......................................... 9
2.1.6.
Barometric Pressure ................................................................................ 9
2.1.7.
Precipitation (Digital Input 1). ................................................................. 10
2.1.8
PRT Temperature (PRT Input) ............................................................... 10
2.1.9
Analogue Sensor 1 ................................................................................ 10
2.1.10
Analogue Sensor 2 ................................................................................ 10
2.1.11
Status of MetPak Sensors ..................................................................... 10
2.1.12
Supply Voltage ...................................................................................... 10
2.2.
MetPak Base Station Range default ASCII Output Summary .......................... 11
3.
TECHNICAL SPECIFICATION .............................................................. 12
4.
PRE-INSTALLATION ............................................................................ 15
4.1.
Equipment supplied ........................................................................................ 15
4.1.1.
Optional Extras: ..................................................................................... 15
4.2.
Base Station Anemometer 10 Metre Cable Assembly. .................................... 16
4.2.1.
WindSonic and WindMaster Clipper Connector Assembly Details .......... 16
4.2.2.
WindObserver (Non Heated units) Connector Assembly Details ............. 19
4.2.3.
WindSonic M Heated units Connector Assembly Details ........................ 19
4.2.4.
WindObserver Heated units Connector Assembly Details ...................... 20
4.3.
Communication Cabling .................................................................................. 20
4.3.1
Communication and Power Cable type .................................................. 21
4.3.2
Cable Length ......................................................................................... 21
4.4.
Cable Connections General ............................................................................ 22
4.5.
Earthing .......................................................................................................... 22
4.6.
Power Supplies ............................................................................................... 22
4.7.
Power and Communication Connections ........................................................ 23
4.8.
Connecting to a PC using Gill RS232 to USB Configuration Cable ................. 24
4.9.
Connecting to a PC using RS232 (Default setting) .......................................... 27
4.10.
Connecting to a PC using RS422 (Not a Default Setting) ................................ 27
4.11.
Using RS485 (2 wire point to point only, not a default setting.......................... 28
4.12.
Using SDI-12 (2 wire network) not a default setting......................................... 28
4.13.
Analogue, Digital and PRT Input Connections ................................................ 29
4.14.
MetPak Pro Base Station Junction Box (Part 1723-PK-021) ........................... 33
4.15.
Set up requirements ....................................................................................... 37
4.15.1.
Host System: ........................................................................................ 37
4.15.2.
Software: .............................................................................................. 37
4.15.3.
Bench system test ................................................................................ 37
4.16.
Packaging ....................................................................................................... 37
5.
INSTALLATION ..................................................................................... 38
5.1.
Example System Installations ......................................................................... 38
5.1.1
Non Heated Wind Sensor System .......................................................... 38
5.1.2
Heated Wind Sensor System ................................................................. 40
5.2.
Interference .................................................................................................... 42
