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WindMaster &

WindMaster Pro

Ultrasonic Anemometer

User Manual

Doc No. 1561-PS-0001

Issue 03

Gill Instruments Limited

Saltmarsh Park,

67 Gosport Street,

Lymington,

Hampshire.

SO41 9EG

Tel: +44 (0) 1590 613500
Fax: +44 (0) 1590 613501

E-mail: [email protected]

Website: www.gill.co.uk

Summary of Contents for WindMaster

Page 1: ...onic Anemometer User Manual Doc No 1561 PS 0001 Issue 03 Gill Instruments Limited Saltmarsh Park 67 Gosport Street Lymington Hampshire SO41 9EG UK Tel 44 0 1590 613500 Fax 44 0 1590 613501 E mail anem gill co uk Website www gill co uk ...

Page 2: ...ply 10 6 INSTALLATION 11 6 1 Installation Guidelines 11 6 2 Bench system test 11 6 3 Cable type 11 6 4 Cable length 12 6 5 Connections 13 Cable assembly 14 Connector Pin Conductor positions 15 Grounding earthing 17 6 6 Connection to a PC using RS 232 18 6 7 Connection to a PC using RS 422 18 6 8 Connection to a PC via a Power and Communications Interface 19 Environmental 19 PCI Electrical Power Re...

Page 3: ... Analogue Inputs 32 8 2 PRT input 32 8 3 Input Rates 32 9 ANALOGUE OUTPUTS 33 9 1 Output allocations 33 9 2 Output types 33 9 3 Voltage outputs 33 9 4 Current outputs 33 9 5 Scaling 33 9 6 Polar wind direction wraparound 33 9 7 Status 34 10 CONFIGURING 34 10 1 WIND software 34 10 2 Configuring using HyperTerminal 38 Setting up 38 Entering Configuration mode 38 Returning to Measurement mode 38 Chec...

Page 4: ... 1561 PK 020 options The instruments replace the previous WindMaster model 1086 PK 046 and WindMaster Pro 1352 PK 001 Refer to appropriate manuals for these instruments The term WindMaster is used in this manual as a general term for both the WindMaster and the WindMaster Pro they are robust three axis anemometers with no moving parts The units of wind speed output rate and formats are all user se...

Page 5: ...ch of the other upper and lower transducers As Figure 1 shows the air velocity along the axis between each pair of transducers can then be calculated from the times of flight on each axis This calculation is independent of factors such as temperature From the three axis velocities the wind speed is calculated as either signed U V and W or as Polar and W It can be seen from Figure 1 that the speed ...

Page 6: ...d in the UV plane with direction in degrees from 0 to 359 with respect to the Reference spar which is normally aligned to North U V and W axes definition U is defined as towards the direction in line with the north spar as indicated in the diagram V is defined as towards the direction of 90 anti clockwise from N the Reference spar W is defined as vertically up the mounting shaft Figure 2 U V and W...

Page 7: ...al 2 3 1 2 Transducer Firing L U U L L U U L L U U L L U U L L U etc Analogue Input Measurement 1 2 3 and 4 or PRT Maths Routine Serial Communications Data from previous measurement L U Indicates lower to upper transducer firing U L Indicates upper to lower transducer firing Analogue inputs and PRT are sampled synchronously at rates described in Para 8 3 Signal processing Instantaneous Sampling Th...

Page 8: ...mometers RS232 RS422 RS485 network up to 8 anemometers Baud rates 2400 57600 2400 57600 Analogue outputs optional 4 channels Resolution 12 or 14 bit Resolution 14 bit Selectable range User selectable full scale wind speed User selectable full scale wind speed Output type 0 20 mA 4 20 mA 0 5V 5V 2 5V 0 20 mA 4 20 mA 0 5V 5V 2 5V Analogue inputs optional Up to 4 single ended or 2 differential Resolu...

Page 9: ...e to national standards Specify when ordering Specify when ordering Units may be returned to Gill for Wind tunnel calibration 5 4 Accessories Item Part No Travelling case Portable protective case WindMaster 1210 30 074 Travelling case Portable protective case WindMaster Pro 1561 00 028 Spare 31 way Clipper connector 1561 PK 050 Spare 15m lead one end free other end fitted with Clipper pins 1561 10...

Page 10: ...31 way Clipper industrial plastic connector shell size 3 and supplied with a mating plug with solder bucket pins for installation by the user o The cable should be securely fixed with cable clamps or equivalent so that the cable is not under stress at the plug o There are restrictions on the maximum cable lengths for correct operation See 6 4 o The cable should be routed up the inside of the mount...

Page 11: ...t all times 6 2 Bench system test Note Prior to physically mounting the WindMaster in its final location we strongly recommend that a bench system test be carried out to confirm the system is configured correctly is fully functional and electrically compatible with the selected host system and cabling preferably utilising the final cable length The required data format units output rate and other ...

Page 12: ... and the local electrical noise level Communication format Baud rate Max cable length RS232 9600 6 5 m 20 ft or if using Cat 5 cable see manufacturers recommendations RS422 485 9600 1 km 3200 ft Analogue outputs voltage N A 6 5 m 20 ft Analogue outputs current N A Resistance dependent max 300 Ω The table shows the typical maximum lengths at the given baud rates using the recommended cable If any p...

Page 13: ...ial that the unit be properly grounded via its mounting base Function Remarks Pin No TXA Anemometer Transmit 1 TXB Anemometer Transmit 2 RXB Anemometer Receive 5 RXA Anemometer Receive 6 Communications mode Polarity sets comms mode Connect to V for RS232 Connect to 0V for RS422 485 If left unconnected unit will default to RS422 485 4 Power V 9 30 V 11 Power 0V Use also for digital comms 0V 12 Anal...

Page 14: ... PK 050 provided with the WindMaster Strip the cable and solder the contact pins to the cores please note that the connector supplies the correct strain relief for cables with an outside diameter of 6 12mm Put the parts on the cable in the order as shown below Whilst squeezing the red retainers in the direction of ARROW A pull in the direction of ARROW B A B Your connector should now resemble the ...

Page 15: ...moved at this point by simply pulling it out Please note there will be some resistance Continue to insert all of the contacts you require in accordance with the diagram below Connector Pin Conductor positions The drawing above shows the pin positions and the colour of the wire conductors together with position of conductor screens This information must be used in conjunction with the information s...

Page 16: ...the contacts are inserted push the red retainer into place NB The retainer can only be pushed back into place if the contacts are fully engaged Fit the connector to the WindMaster so that you can now finish assembling the connector Screw the back shell onto the connector until it is fully in place Please note that the final rotations can be slightly stiff Screw the cable clamp into the back shell ...

Page 17: ...ng earthing To ensure correct operation and for maximum protection against lightning the anemometer MUST be correctly grounded earthed via its mountings Inadequate grounding will degrade anemometer performance particularly in the presence of radio frequency interference The unit MUST be connected to an appropriate grounding point with a minimum of 6mm copper wire via the M6 base screws The primary...

Page 18: ...able 2 twisted pairs Signal names Pin nos TXA RXA 1 6 RXD TXD 2 3 Signal comms Ground 5 Comms Mode link to Power V Pin 11 4 Screen Use the most convenient pin 3 7 21 30 or 31 Screen and Drain wires Chassis ground N A Power V Power 0V 11 12 DC Power Supply 9 30V 6 7 Connection to a PC using RS 422 Notes 1 The PC must be fitted with an internal or external RS422 RS232 converter 2 Configure WindMaste...

Page 19: ...s Signal Names TXB 2 2 RXB TXA 1 9 RXA RXB 5 3 TXB RXA 6 10 TXA SCREEN Use the most convenient pin 3 7 21 30 or 31 1 SCREEN COMMS MODE 4 4 DIGITAL 0V Link to Power 0V Pin 12 or leave unconnected POWER V 11 5 POWER V POWER 0V 12 11 POWER 0V Environmental The Desktop PCI is intended for use in a protected environment and provides interfacing to a single anemometer RS232 and RS422 ports are provided ...

Page 20: ...und 5 Supply V 6 Analogue output V1 7 Not used 8 Analogue output V2 9 RS422_RXA 10 RS422_TXA 11 Supply V 12 Analogue output V4 13 Analogue 0V 14 Not used 15 Analogue output V3 DC Supply 4 way Pin Designation 1 Interface V 2 Interface V 3 Anemometer V 4 Anemometer V RS232 Output 9 way Pin Designation 1 DCD 2 RX data 3 TX data 4 DTR 5 Signal Ground 6 DSR 7 RTS 8 CTS 9 RI RS422 Input Output 9 way Pin...

Page 21: ...WindMaster and WindMaster Pro 1561 PS 0001 Issue 3 March 2007 ________________________________________________________________________________________________________________________ 21 ...

Page 22: ... with each device given a unique node address before they are connected to the network bus 4 The Master unit can be any suitable control device fitted with a RS485 interface card such as a PC or Data logger 5 Power needs to be supplied to each unit in the network WindMaster connector Master Eg PC with RS485 card Signal names Pin nos Signal names TXB RXB 2 5 T RXB TXA RXA 1 6 T RXA Signal ground Co...

Page 23: ...the Measurement Plane set to any required orientation provided the sealing gasket is fitted to the flange and provision is made to seal the M4 base mounting nuts i e with a rubber boot Alignment The reference north spar as indicated by a notch that is in the direction line with north which is also indicated on the base of the unit by another notch Corrosion Careful note should be taken of the poss...

Page 24: ...ID 1 5 wall thickness 0 2 The pipe mount adaptor must be ordered from Gill The WindMaster connector must be connected to the WindMaster before the pipe mount adaptor is attached to the WindMaster Pass the cable fitted with the 31 way Clipper plug through the tube Connect the plug by twisting it whilst pushing it gently into the socket on the WindMaster When it locates twist the outer sleeve clockw...

Page 25: ...ster and WindMaster Pro 1561 PS 0001 Issue 3 March 2007 ________________________________________________________________________________________________________________________ 25 Figure 4 Pipe Mount Adaptor ...

Page 26: ...Sound On Sonic Temp On Analogue inputs On PRT On In this mode the wind speed outputs are given as signed i e positive or negative speeds along the U axis V axis and the W vertical axis STX Q 000 92 000 24 001 51 M 344 39 021 38 00 2 4181 2 4187 2 4162 2 4175 50 00C ETX 47 Node address U axis speed and polarity V axis speed and polarity W axis speed and polarity Units Speed of Sound Sonic Temp Stat...

Page 27: ...Miles per hour P Kilometres per hour K Feet per minute F Speed of Sound SOS If enabled this is displayed in metres per second Sonic temperature If enabled this is displayed in degrees C Status This indicates either correct operation Code 00 or status code See 11 4 for explanation of codes Analogue Inputs Unit order option If enabled the four Analogue inputs are an order option see Para 8 1 PRT Uni...

Page 28: ...Line Feed 7 2 Mode 2 ASCII Polar Continuous Default a Mode 2 Normal Resolution Shown J1 ASCII Polar W Continuous Speed of Sound On Sonic Temp On Analogue inputs On PRT On STX Q 333 001 09 001 70 M 344 22 021 01 00 2 4181 2 4187 2 4162 2 4175 50 00C ETX 64 Node address Direction in Degrees Wind Magnitude W axis velocity and polarity Units Speed of Sound Sonic Temp Status A I P 1 A I P 2 A I P 3 A I...

Page 29: ... character ASCII value 3 CC Checksum of all Characters between STX and ETX HEX byte CR LF Carriage Return and Line Feed 7 3 Mode 3 ASCII UVW Polled Mode 3 Normal Resolution Shown ASCII UVW Polled Speed of Sound On Sonic Temp On Analogue inputs On PRT On STX ID UUU UU VVV VV WWW WW U CCC CC TTT TT SS 1 1111 2 2222 3 3333 4 4444 PP PPC ETX CC CR LF Where STX Start of string character ASCII value 2 I...

Page 30: ...n degrees MMM MM Wind Magnitude WWW WW W axis velocity 0 01ms 1 units U Units M m s N knots P mph K kph CCC CC Speed of Sound in 0 01ms 1 units TTT TT Sonic Temperature in Degrees C SS Status data Codes 00 to 0B 1 1111 Analogue input 1 in volts 2 2222 Analogue input 2 in volts 3 3333 Analogue input 3 in volts 4 4444 Analogue input 4 in volts PP PPC PRT temperature in degrees C eg 23 13deg C output...

Page 31: ... DIR MAG W SOS A1 A2 A3 A4 PRT CHECKSUM B3 B3 STATUS Status data Codes 00 to 0B DIR Wind Direction MAG Wind Speed W W axis velocity SOS Speed of Sound in 0 01ms A1 Analogue input 1 A2 Analogue input 2 A3 Analogue input 3 A4 Analogue input 4 PRT Platinum Resistance Thermometer input CHECKSUM 7 8 Mode 10 Binary UVW Long B4 B4 STATUS U V W SOS A1 A2 A3 A4 PRT CHECKSUM B4 B4 STATUS Status data Codes 0...

Page 32: ... inputs Input 1 Pins 27 and 28 and Input 2 Pins 29 and 24 Notes The Analogue inputs must be enabled if they are to be used See Section 10 Configuring Averaging does not apply to Analogue inputs Input range 5 V to 5 V Common mode input range 5 V Input impedance 310 K ohm in series with 2 5 V Resolution 12 14 bit as installed 8 2 PRT input Available on the WindMaster Pro only Must be specified when ...

Page 33: ...nalogue outputs do not exceed 5V 9 5 Scaling This is user configurable to 5 10 20 30 40 50 60 or 120 m s full scale Using 50m s and UVW setting as an example this defines the outputs range as follows Polar setting will range between 0 50m s Output Voltage 0 to 5V Voltage 2 5V Voltage 5V Current 4 20 mA Current 0 20 mA U V W 50 m s 0 2 5 5 4 0 0 m s 2 5 0 0 12 10 50 m s 5 2 5 5 20 20 9 6 Polar wind...

Page 34: ...mA 4mA 10 CONFIGURING It is strongly recommended that WIND software available free from the Gill website www gill co uk is used to configure the WindMaster A less preferred option for configuring is using a terminal emulation package using command codes These are both described in the sections below Note Certain combinations of output rate baud rate and message type may be unsupported 10 1 WIND so...

Page 35: ...Comms there is still a problem with start up switch power to anemometer off and then on again and repeat procedure The unit is set to factory default 1 Hz output and in Polar mode A typical message format after Synchronising Comms is shown below If you need to review your instrument settings click Tools and Report config in the tool bar When selected a similar message to that below will be display...

Page 36: ..._______________________________________________________________ 36 To change the WindMaster configuration click Tools and Wizard in the tool bar Typical screens are shown below The Customer is able to adjust all the settings as required taking into account the options selected at time of order eg Analogue inputs and PRT ...

Page 37: ...__________________________________________________________________ 37 When the changes are complete the Wizard will display a confirmation of the changes with all changes shown in red this may be printed as a hard copy if required Click next and the WindMaster will be re configured and will return to measurement mode ...

Page 38: ...l show the WindMaster in Measurement mode and scroll continuous wind information data Entering Configuration mode From Continuous mode From Polled mode N where N is the Unit identifier a letter between A and Z The WindMaster responds with a CONFIGURATION MODE message stops reporting wind measurements and waits for a command as detailed below Returning to Measurement mode Q ENTER The WindMaster res...

Page 39: ...are shown in bold in the following sections Command List COMMAND USER A SOS Sonic Temp Output B Baud rate C Analogue angle wrapping D Diagnostic Config info E Set Physical Comms F Not used G Averaging Settings H Power on message I Disable Enable analogue input J High Low Resolution K Minimum Direction Velocity L Message Terminator M Message Format N Set Unit ID O Set ASCII format P Set output rate...

Page 40: ...by entering B ENTER at the new Baud rate eg If set to B3 9600 baud to change to B5 38400 baud enter B 5 ENTER change host terminal to 38400 baud and confirm by entering B ENTER NOTE a random echo may be generated after the B5 confirmation Certain combinations of output rate baud rate and message type may be unsupported Cx Analogue output polar direction wrapping 1 540 degree wraparound on analogue...

Page 41: ... ENG 1C8F 1C8F PASS CHECKSUM CAL 3891 3891 PASS Report DAC Channel Configuration D7 DAC CHAN 01 MODE 05 CONFIG 02 DAC CHAN 02 MODE 09 CONFIG 01 DAC CHAN 03 MODE 04 CONFIG 01 DAC CHAN 04 MODE 08 CONFIG 01 Where Mode 01 DAC Channel Off Mode 02 U Magnitude Output Mode 03 V Magnitude Output Mode 04 W Magnitude Output Mode 05 Polar Angle Output Mode 08 Status Good Bad Mode 09 Polar Magnitude Output and...

Page 42: ...age disabled If the power up message is On then a message similar to that below is output whenever the unit goes into Measurement mode i e when power is first applied to the unit or the unit returns to Measurement mode from Configuration mode If any of these checksums fail the word PASS will be replaced by FAIL and the unit will use its default settings If the checksum repeatedly fails after power...

Page 43: ... error status code condition Q 335 3 001 261 001 282 M 345 41 023 05 00 2 4181 2 4181 2 4162 2 4175 50 00C 78 Q M 07 2 4181 2 4187 2 4162 2 4175 50 00C 72 Example string for Fixed Field data changing to an error status code condition Q 251 7 000 860 000 401 M 346 43 024 80 00 2 4181 2 4187 2 4169 2 4175 50 00C 7F Q 999 9 999 999 999 999 M 999 99 999 99 07 2 4181 2 4187 2 4169 2 4181 50 00C 77 Px S...

Page 44: ...nge is 30m s 5 Full range is 40m s 6 Full range is 50m s 7 Full range is 60m s 8 Full range is 120m s Tx Set analogue output type 1 0V to 5V range 2 2 5V to 2 5V range 3 4mA to 20mA range 4 5V to 5V range 5 0mA to 20mA range Ux Set units 1 m s 2 Knots 3 MPH 4 KPH 5 FPM Vx Enable Disable PRT 1 OFF 2 ON Note PRT not an Option fitted to the WindMaster Xx Axis Alignment 1 Align U Axis to unit North Sp...

Page 45: ...h including correct Com port Check unit is in Continuous mode Check that in line communication devices are wired correctly NOTE It is usual for Anemometer TX to be connected to converter device RX Corrupted output Check comms settings of WindMaster and host system match Try a slower baud rate Check cable lengths and type of cable One way communication Check WindMaster and host system are both set ...

Page 46: ...ing wind turning the unit to simulate changing wind direction and to check that all three axes are functioning 6 Note that this a quick functional test There are no calibration adjustments See 12 2 Note Refer to Dx diagnostic and configuration information for further self tests 12 2 Calibration Note There are no in use calibration adjustments the unit is designed NOT to require re calibration with...

Page 47: ...ter Pro 1561 PK 020 options Manufactured by Gill Instruments Ltd Saltmarsh Park 67 Gosport Street Lymington SO41 9EG to which this declaration relates are in conformity with the protection requirements of Council Directive 89 336 EEC on the approximation of the laws relating to electromagnetic compatibility This Declaration of Conformity is based upon compliance of the product with the following h...

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