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nomad HB3289-01, Users Handbooks

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NOMAD

Portable Weather Station

Users Handbook

HB3289-01

COPYRIGHT

The copyright in this document which contains proprietary information is vested in

CASELLA CEL. The contents of this document must not be used for

purposes other than for which it has been supplied or reproduced or disclosed wholly

or in part without the prior written permission of

CASELLA CEL

May 2002

CASELLA CEL
Regent House
Wolseley Road
Kempston
Bedford
MK42 7JY U.K.
Phone:

+44 (0)1234 844100

Fax:

+44 (0)1234 841490

E-Mail:

[email protected]

Web:

www.casellagroup.com

CASELLA USA
17 Old Nashua Road #15
Amherst
NH 03031
U.S.A.
Toll Free: +1 800 366 2966
Fax:

+1 603 672 8053

E-mail:

[email protected]

Web:

www.casellausa.com

NOMAD Portable Weather Station
Users Handbook

Summary of Contents for HB3289-01

Page 1: ...reproduced or disclosed wholly or in part without the prior written permission of CASELLA CEL May 2002 CASELLA CEL Regent House Wolseley Road Kempston Bedford MK42 7JY U K Phone 44 0 1234 844100 Fax 4...

Page 2: ...Contents Page 2 of 68 NOMAD Portable Weather Station Users Handbook...

Page 3: ...WARNINGS The Nomad Weather Station is not intended for projects that extend for durations longer than six months without maintenance Warnings Page 3 of 68 NOMAD Portable Weather Station Users Handbook...

Page 4: ...Warnings Page 4 of 68 NOMAD Portable Weather Station Users Handbook...

Page 5: ...2 21 5 2 Installation Un Installation on Windows TM 95 98 ME NT 4 2000 22 5 2 1 Installation 23 5 2 2 Un Installation 23 5 2 3 Starting Online Pro for the First Time 23 5 2 4 Password Protection 24 5...

Page 6: ...3 2 External Capacity 51 7 4 Input Connections 52 7 4 1 Wire Preparation and Insertion 52 7 4 2 Standard Sensus Settings for Nomad Systems 52 7 5 Sensus Communications 53 7 5 1 RS 232 Command 53 7 5 2...

Page 7: ...ogical conditions The environmental conditions impact on many other areas including agrochemical research ecological projects recreational and sporting activities The Nomad s portability allows the us...

Page 8: ...GSM modem Potential applications are monitoring and checking as follows Environmental consultancy Site boundaries Landfill sites Emergency services Military operations Conditions at ports and harbours...

Page 9: ...nd speed Wind direction Barometric pressure sensor integral to the data logger Anchoring kit with tools and compass Large transit bag for tripod plus sensors Online Pro PC Application Software and dow...

Page 10: ...Voluntary observations network 2 3 Preparing for Use Before leaving the laboratory or office to deploy the Nomad system check that the battery in the environmental case is charged 1 With the handle u...

Page 11: ...Large Bag 1050 x 300 mm footprint with shoulder strap that contains the sensor head complete with sensors inverted in a fitted foam housing plus the folded tripod and extension post Small Bag 300 x 30...

Page 12: ...nal sensors are supplied with a Nomad Special System they will all be connected to a common auxiliary junction box Remove this from the bag Connection 8 Remove the rain gauge from the small bag 9 Tip...

Page 13: ...e extension tube securely in place Rain Gauge 19 Deploy the rain gauge at least 4 m from the tripod 20 Release the two catches securing the outer cover to the base of the rain gauge 21 Carefully lift...

Page 14: ...ws locked with additional Allen screws supplied The Nomad is now deployed and ready for operation Dismantling the system and re packing it in the carrying bags will be the reverse of this procedure Ma...

Page 15: ...gger was left running after checking the battery voltage as described in Section 2 3 it will already be logging storing data If the battery in line fuse was removed for transit or the Sensus data logg...

Page 16: ...of the Sensus Data Logger Wait until the activity on the Sensus display finishes then remove the card 3 2 3 Download CompactFlash Cards CompactFlash cards can be removed from the Sensus unit for down...

Page 17: ...ol 80 XXXXXXA 22 Int record count Ext record count Ch 01 CF card detected CF card present CF card serial CF card version 02004 CF card BUSY CF card unknown CF card full CF card error Ch 02 Ch Ch Ch 07...

Page 18: ...tion after use 3 5 View Downloaded Cloned Data Once the data has been downloaded it is no longer necessary to have the PC and Sensus connected together while viewing downloaded data 1 Select the Histo...

Page 19: ...ight of the environmental case door undo the clips which hold it shut then lower the door until the chains support it Do not put or hang anything heavy on the lowered door 2 Replace the in line fuse i...

Page 20: ...ownloaded Cloned Data Once the data has been downloaded it is no longer necessary to maintain the link between PC and Sensus while viewing downloaded data 1 Select the Historic option from the View me...

Page 21: ...eatures Real time display showing prevailing conditions that provides critical information for on site decisions Dynamic Data Exchange that allows real time data to be viewed in another program Automa...

Page 22: ...to Part 2 of the Online Pro User Manual for configuring your software when changes have been made to the system or are required or new stations have been added Specify required data Select the measure...

Page 23: ...nline Pro for the First Time Start Online Pro by double clicking on its desktop icon by entering its name in the Run menu obtained via the Start button Run option or using the Start Programs option Wh...

Page 24: ...er Stations menu 2 Enter a password into the Password dialog twice for verification Note that the password is case sensitive Once the password has been enabled in this way access to the measuring stat...

Page 25: ...king the check box 5 3 Operation in Real Time When a permanent or regular link is made between the system and the PC data from measuring stations configured and connected via Online Pro can be viewed...

Page 26: ...the possibilities Sections 5 3 2 and 5 3 3 describe how to edit or add to the screen settings The application can switch between real time pages automatically to allow the data from all stations to be...

Page 27: ...ap overlay Real time windrose Temp humidity graph Pressure graph Solarimeter graph 4 To make the application switch automatically between selected pages in real time mode click the Auto switch option...

Page 28: ...3 2 Setting Up Pages The following procedure details how to set up and add items to the real time display pages also see Figure 10 1 Select the View menu and click the Pages option 2 To change the pa...

Page 29: ...and select the Pages Add Display Item or right click in the page and select Add from the context menu Both methods display the Add Display Item dialog so you can select the type of display item requi...

Page 30: ...te PC running Online Pro with sharing enabled Is the local PC running Online Pro Is the data channel on a remote PC connected via a network Is the data channel connected directly via gsm modem or radi...

Page 31: ...isplays in front of positive numbers negative numbers always have Bitmap This displays a Windows bitmap file for example your company logo a map background scene or some indicator diagram as described...

Page 32: ...display directions as opposed to numeric values and covers 720 degrees to reduce the chance of discontinuities when the direction passes through north 0 o Data source 1 and 2 options allow you to spec...

Page 33: ...ons allow you to specify the measuring station 6 that is to be the source of the dust concentration data and the channel to transmit it The position size colour and distance between the circles of the...

Page 34: ...ads this template and replaces certain portions of text with the real time values gathered from weather stations It can also give the date and time that the file was updated Date time To get Online Pr...

Page 35: ...ed on Compact Flash Memory Cards by the Sensus Data Logger The ability to download data from the logger built into the measuring station is a useful option that allows you to compare it with data logg...

Page 36: ...es produced by Online Pro Online Pro can convert files produced by earlier Online software and the files stored on a Flash Card into log files that can be used by Online Pro 1 Use the Convert option o...

Page 37: ...ine Pro where the rainfall totals open log files based on the settings for a selected measuring station Use the View menu select the Historic option then select one of the following Historic Table Thi...

Page 38: ...y whether the data is to be obtained from the on line PC logged data from a specified weather station or from a downloaded cloned data file When the graph is plotted from Logged data the software sele...

Page 39: ...eld provided log files for the selected period were created by the application Monthly Rainfall Total This displays a Monthly Rainfall Total dialog that allows you to select the year and month you wan...

Page 40: ...ch weather station defined in the system with the topic name being the same as the weather station name The Information Topic can be used to obtain these names It provides basic information about the...

Page 41: ...high power radio modem links to a PC Data download during visits by a technician by replacement of a CompactFlash Card see Chapter 8 Power supply Lead acid battery inside the Environmental Case with l...

Page 42: ...screen that is mounted on a bracket below the sensor cross arm Both transducers are unaffected by condensation and are resilient to airborne pollution The hygrometer is of the capacitative type and i...

Page 43: ...om panel of the environmental case 6 3 1 Wind Speed Sensor Specification Part number 178031C Sensor type Three cup anemometer Transducer Optical interrupter Maximum wind speed 75 m s Starting velocity...

Page 44: ...0 C to 70 C Stabilisation time 1 s from power on Supply Voltage 6 28 V DC supplied from environmental case Power consumption Typically 3 mA 9 mA during first 60 s after power on 6 5 Global Solar Radia...

Page 45: ...zo resistors have been defused The silicon crystal which constitutes the diaphragm being a perfect device does not suffer from hysteresis The high signal level obtained is further conditioned to give...

Page 46: ...her Systems The soil temperature sensor is connected by cable to an auxilliary junction box Clip this box to the lower part of the tripod and connect the output cable to the 7 pin socket in the bottom...

Page 47: ...nsing version incorporates a heater to dry the surface once rain has ceased and also to eliminate it s sensitivity to the formation of dew The sensor will respond to a single 1 mm diameter droplet of...

Page 48: ...ted accuracy 0 5 C between 20 and 50 C Supply voltage 7 to 15 V Power consumption Typically 1 mA Output calibration Nominally 1 5 V at 0 C and 1 8 V at 50 C Units are individually calibrated and provi...

Page 49: ...decisions based on a wide range of input data the results of these decisions can then be broadcast to other computer control systems via modem or to specified operators using a GSM modem SMS service...

Page 50: ...lt the Sensus logs data to its internal record store at an interval specified by the user If the logger detects the presence of a compatible CompactFlash card it automatically uses this instead When t...

Page 51: ...een replaced with an empty one The following equations let the user calculate the record capacity and the store duration for external media Again these equations should be used only as a guideline for...

Page 52: ...cated above the hole into which the wire is to be inserted and insert the wire into the hole as far as it will go as shown in Figure 22 Release the orange plunger and the wire is held captive by the c...

Page 53: ...nsmit mode enabled No Idle time 60 seconds Transmit period 20 seconds Radio enable Active low for interface to low power radio 7 5 Sensus Communications The Sensus Logger is fitted with several commun...

Page 54: ...interface and when the first character arrives the logger will waken and switch on the RS 232 interface again However this can mean that the logger may not interpret the first character correctly 7 5...

Page 55: ...ectronic signature also identifies the logger configuration used to create any data on the card If the configuration has changed since the card was last used then the signature will not be accepted as...

Page 56: ...Sensus Data Logger Page 56 of 68 NOMAD Portable Weather Station Users Handbook...

Page 57: ...by returning the system to Casella CEL 02005 Direct Cable Continuous Two Way Communication PC Running Online Pro Software PC Running Online Pro Software PC Running Online Pro Software PC Running Onli...

Page 58: ...Sensus Digital Data Logger installed in a Nomad system can store up to 516 kB of data CompactFlash Cards can store up to 256 MB CompactFlash Cards also allow simple transfer of data when visiting the...

Page 59: ...Indicators Three LEDS on the front of the modem indicate the following states TX Green On when modem is transmitting data RX Green On when an RF carrier of greater than 0 9 V is detected by the modem...

Page 60: ...ion Frequency range 458 5 to 458 6 MHz 8 channels Frequency stability 2 ppm Number of RF channels RS232 or 1 of 8 parallel select RF output power into 50 100 mW Adjacent channel power 200 mW 37 dBm TX...

Page 61: ...kHz 117 dBm for 12 dB SINAD 25 kHz Measured with a flat audio response Image spurii 60 dB Intermodulation response rejection 60 dB Blocking 75 dB Intermediate frequencies45 MHz and 455 kHz Adjacent ch...

Page 62: ...ll be configured as a standard Haynes compatible unit as follows Initialisation ATZ Dial ATD Connect connect OK ok Busy busy No carrier no carrier No dialtone no dialtone No answer no answer When a di...

Page 63: ...re as follows Pin Assignment 1 Battery negative terminal 2 Battery positive terminal 9 3 Direct Landline Connection Power for the Nomad unit can be supplied via a land line interface Part number 14200...

Page 64: ...Power Supplies Page 64 of 68 NOMAD Portable Weather Station Users Handbook...

Page 65: ...disinfectant to discourage algae growth Solvents or other cleaning products must not be used on the environmental enclosure When dismantling the system after use if the components are wet make sure t...

Page 66: ...Routine Care Page 66 of 68 NOMAD Portable Weather Station Users Handbook...

Page 67: ...ent at Bedford For repair or service outside the United Kingdom please return to Casella CEL s locally appointed distributor Please include a letter giving full details with your packing list It shoul...

Page 68: ...Service Page 68 of 68 NOMAD Portable Weather Station Users Handbook...

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