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7

 

External Sensors

 

The  following  table  lists  the  available  optional  sensors.  All 

sensors  include  a  6

-

foot  cable  with  pin

-

type  connector.  To 

connect an external sensor to the logger, plug the sensor cable 

into the logger port that has been programmed for that particular 

sensor.  If  the  sensor  is  not  connected,  the  message

  “

sensor 

error

” 

will  appear  on  the  LCD  display  for  the  respective  logger 

port until the sensor is connected. 

 

Item #

 

Sensor Description

 

3666

 

Leaf Wetness    

 

3667 (6ft), 3667

-

20 (20ft)

 

External (Soil) Temperature 

 

3670i

 

Silicon Pyranometer

 

3668i 3668i3, 3668i6

 

Quantum Light 

 

3669

 

Soil Moisture Transducer

 

6470

-

6 (6ft), 6470

-

20 (20ft) 

 

WaterScout SMEC 300 Soil Moisture/EC/

Temp Sensor

 

6460 (6ft), 6460

-

20 (20ft)

 

WaterScout SM 100 Soil Moisture Sensor

 

6450WD (6ft), 6450WD20 (20ft) 

 

Watermark Soil Moisture Sensor

 

6451

 

Irrigation On/Off

 

3671

 

Barometric Pressure 

 

3673, 3674

 

Input Cable for User Supplied Sensor

 

3664

 

20 ft. Sensor Extension Cable

 

Содержание WatchDog 2550

Страница 1: ...1 2000 Series Weather Stations PRODUCT MANUAL Model s 2900ET 2800 2700 2550 ...

Страница 2: ...ation Setting the logging interval sensor type geographic data and degree day calcu lation Pg 13 17 4 Keypad Operations Setting date time display units degree day counter chill hour counter Pg 18 22 5 Daily Archive Accessing the daily data Pg 25 6 Battery Replacement Pg 26 7 Clearing the Logger s Memory Pg 27 8 LCD Display Descriptions Pg 28 29 ...

Страница 3: ...e Weather Station with the Keypad 14 Setting the Logging Interval 14 Setting the Sensor Type 15 Setting Geographic Data for the ET Report 16 Setting the Degree Day Calculation Method 17 Other Keypad Operations 18 Setting the Date and Time 19 Setting the Display Units 20 Setting the Degree Day Counter 21 Setting the Chill Hour Counter 22 Configuring the Wireless Radio Address 23 Calibrating the Win...

Страница 4: ...ntials The arrow keys can be used to pro gram the station s logging interval and assign sen sors to the external sensor ports You can also scroll through the sensor readings Degree Day Chill Hour calculations and set your temperature ranges General overview Model 2800 Stations The model 2800 station is equipped with 9 external sensor ports It can be connected to any WatchDog external sensor This s...

Страница 5: ...ervals For example for a 30 min interval the sta tion will run for 183 days before wrapping data Size 2900ET 2700 12 in 30 cm x 8 5 in 21 5 cm x 12 in 30 cm 2550 2800 10 in 26 cm x 8 5 in 21 5 cm x 3 5 in 8 5 cm Weight with rain collector and anemometer 6 4 lbs 2 9 kg Power Source 4 AA batteries Battery Life 10 months with alkaline batteries 12 months with Lithium Available External Sensor ports 6...

Страница 6: ... 5 2900ET Operating Temperature Range 22 to 130 F 30 to 55 C Weather Station Firmware Version Number of Sensors Available Channels 2550 2700 6 9 2 A D 2800 3 2 2 A D 2900ET 6 9 1 A For a Weather Station to be compatible with the SMEC300 sensor SpecWare software version 9 04 or later is required See the following table for the earliest compatible firmware and number of sensors that can be used per ...

Страница 7: ...y for the respective logger port until the sensor is connected Item Sensor Description 3666 Leaf Wetness 3667 6ft 3667 20 20ft External Soil Temperature 3670i Silicon Pyranometer 3668i 3668i3 3668i6 Quantum Light 3669 Soil Moisture Transducer 6470 6 6ft 6470 20 20ft WaterScout SMEC 300 Soil Moisture EC Temp Sensor 6460 6ft 6460 20 20ft WaterScout SM 100 Soil Moisture Sensor 6450WD 6ft 6450WD20 20f...

Страница 8: ...ositioned the self tapping screw should be screwed into the arm through the hole drilled in the clamp These parts improve resistance to electrostatic discharge Push the wind cups onto the bottom of the shaft flush with the bottom of the assembly and tighten the set screw When released the cups should drop slightly If the cups do not spin freely loosen the set screw and lower the cups slightly The ...

Страница 9: ... item 3396TP open it and place it where the weather station is to be located The tripod feet can also serve as mounting brackets if the unit is located on a solid surface Slide the 3 post through both center screw clamps adjust the height as desired and tighten the screws such that the post is perpendicular to the ground Finally attach the weather station to the post with the u bolts Weather Stati...

Страница 10: ... the AUX port 3 Short Range Modem Pair The weather station can be hardwired up to 4000 feet from a PC with a twisted pair cable and a short range modem pair Powered with an A C adapter and connected to the station through the AUX port Caution Extended lengths of cable can attract lightning It is recommended that these cables always be connect ed to surge protectors This provides upgraded protectio...

Страница 11: ...rom a battery It is common for this battery to be charged by solar panels so that station does not need to be visited on a frequent basis Contact Spectrum Tech nologies for additional details on these options DataScout Modem Cellular or WiFi The DataScout modem sends data to the SpecConnect Web Utility No pre deployment configuration is neces sary for the WatchDog Weather Stations Note that the We...

Страница 12: ...ons sold after January 2012 include a built in clock with an independent battery These stations are set to USA Central time and need to be reset for other locations The clock will continue to keep time when the AA batteries are removed One notable feature of the WatchDog 2000 Series weather stations is that they do not need to be re launched after being downloaded This allows great er flexibility ...

Страница 13: ...see SpecWare9 User s Guide for details Click new station Configuration through the software is necessary to change the station name enable disable Disease Models or set parameters for the Alarm Output Module Remember to identify the WatchDog type as 2000 series Configuring the Weather Station with SpecWare ...

Страница 14: ...ease Models or set parameters for the Alarm Output Module The keypad sequences to set each parameter are as fol lows Setting the Logging Interval If set for a 30 minute logging interval the station can hold 183 days of data Changing the logging interval will also change the frequency that the station s memory wraps around and writes over older data 5 Use the arrow keys to scroll to the desired por...

Страница 15: ... TYPE Press SET 5 Use the arrow keys to scroll to the desired port Select Port Now Port B Press Set Setting the Sensor Type Although the keypad can be used to assign a sensor to an external port this should only be done when initially starting the station re starting a station whose memory has been cleared or for adding a sensor to a previously unused port If a port s sensor assignation is changed...

Страница 16: ...et 4 Press Set Set LATITUDE Now Select LAT 3 Use the arrow keys to scroll to the ET Values option SET ET VALUES Press SET 5 Use the arrow keys to scroll to the desired latitude Take care that N precedes the latitude angle if the station is in the north ern hemisphere Set LATITUDE Now LAT N45o Hit Set 6 Press Set to set the latitude angle Set ALTITUDE Now Select ALT 8 Press Set to set the altitude ...

Страница 17: ...method is selected as follows 1 Press Display 2 Press Set Select Parameter To Be Set 3 Use the arrow keys to scroll to the DD Calc Method option SET DD CALC METHOD Press SET 7 Press Set to select the method LCD will return to the Current Values screen 4 The current calculation will be displayed DD TYPE ACTUAL Press SET 5 Press Set to make this option modifiable DD TYPE 6 Use the arrow keys to sele...

Страница 18: ...d data when the display is not active To conserve battery power the display goes off after 2 minutes of inactivity The weather station only rec ords the measurements from the sensors Parameters calculated and displayed on the LCD by the firmware such as Growing Degree Days are only retained in the Daily Archive see Daily Archive p 25 In addition to being able to configure parameters needed by Spec...

Страница 19: ...Press Set 10 Enter the minutes Press Set 11 Enter AM or PM Press Set 12 LCD will return to the Current Values screen Setting the Date and Time It is necessary to use the keypad to set the date and time for the data being stored in the long term memory This is the only keypad function that is reflected in the logged data that can t be handled via a software connection Stations sold after January 20...

Страница 20: ... it is advisable to have both the soft ware and firmware using the same unit system it is not required SpecWare is equipped to handle situations where it receives data in a different unit system However if you use SpecWare to change any of the weather sta tion s configuration parameters i e logging interval the data logger will also be reconfigured to use the unit sys tem used by SpecWare 3 Use ar...

Страница 21: ... This will start the degree day counter The other option is DISABLED 7 Press Set 8 Choose the base temperature using the arrow keys 9 Press Set 10 Choose the upper temperature limit using the arrow keys 11 Press Set LCD will return to the Current Values screen 5 Press Set Counter BASE 55 UPPER 55 Caution Be careful when entering a parameter update screen for the degree day counter when the counter...

Страница 22: ... HOURS Press SET 4 Press Set Counter DISABLED BASE 55 1 Press Display 2 Press Set Select Parameter To Be Set 6 Use arrow keys to scroll to StartNow option This will start the chill hour counter The other option is DISABLED 7 Press Set 8 Choose base temperature using the arrow keys 9 Press Set LCD will return to the Current Values screen 5 Press Set Counter BASE 55 Setting the Chill Hour Counter Th...

Страница 23: ...weather station can set the address to be the same as the station s serial number 1 Press Display 2 Press Set Select Parameter To Be Set 3 Scroll to the Set North screen SET NORTH Press SET pointer of the weather vane should be pointed north 5 Press Set again to complete calibration 6 When finished the screen will briefly display DONE then go back to Current Values 4 Press Set to bring up the cali...

Страница 24: ...creens p 28 rain since midnight and total accu mulated rainfall The second counter can be reset to zero at any time For example to track weekly rainfall accumu lations the counter could be zeroed every Monday morn ing 4 Press Set to reset the disease model 5 The screen will go back to Current Values and the disease model will be reset 1 Press Display 2 Press Set Select Parameter To Be Set 3 Scroll...

Страница 25: ...ived day of interest Once a day is selected the LCD will cycle through all the information stored for that day This in cludes high low temperature high low relative humidity total rainfall the degree day and chill hour counters if enabled and a summary of any active disease models If the Degree Day Chill Hour Counter was not active on a particular day the screen will display No Data for that day N...

Страница 26: ...WatchDog above the LCD Upon installation of the batteries the LCD should illuminate and the logger resume functioning The LCD will prompt you to set the date and time see Setting the Date and Time p 19 Whenever the battery is replaced the time and date must be reset immediately so the data is time stamped correct ly However all settings related to Degree Days Chill Hours and IPM parameters disease...

Страница 27: ...nce the command is sent from SpecWare to clear the memory the data erasure is carried out automatically by the logger itself The PC interface cable can then be dis connected without affecting the process A data erasure will take several minutes to complete and the station can not be contacted in the interim Once the memory is cleared it is impossible to recover SpecWare provides warning messages t...

Страница 28: ...date is 09 08 12 and the time is 07 09 PM The battery is at 90 Rain This screen shows the current status of both rainfall counters The top counter is the amount of rain since midnight The lower counter is the amount of rain since the counter was last reset See Resetting Rain Counter p 24 Wind This top line shows the current wind speed and direction The second line shows the high wind speed for the...

Страница 29: ... or reset on July 3 Degree Days calculated by the station are not saved in downloadable memory Note SpecWare uses stored temperature data to produce its own Degree Day reports Evapotranspiration This screen is only available with mod el 2900ET It displays two reference evapotranspiration ET values The top line is the total reference ET from the previous calendar day The bottom line is a value whic...

Страница 30: ...t smaller time steps Degree Day subtotals are calculated at 15 minute intervals to produce Degree Quarter Hours DQH which are then summed over a full day DQH are calculated as follows DQH Tavg Tbase Where Tavg is the average temperature over the 15 minute interval and Tbase is the base temperature If the average temperature is greater than the upper limit of the temperature range the upper tempera...

Страница 31: ...witch or that the sensor cable is bad There are 2 cams on the base of the rain collector that can be rotated to move the tipping spoon closer to or further away from the read switch Make this adjust ment and check if the LCD shows that the logger can detect manual tips of the spoon If so proceed to step 5 If not the sensor may need to be sent in for service 5 If all the tips are being counted repl...

Страница 32: ... Spectrum is not responsible for any package that is returned without a valid RMA number or for the loss of the package by any shipping company DECLARATION OF CONFORMITY Spectrum Technologies Inc 3600 Thayer Court Aurora IL 60504 USA Model Numbers 3350WD2 3345WD2 3340WD2 3330WD2 3320WD2 3315WD2 Description WatchDog Weather Station Type Electrical equipment for measurement control and laboratory us...

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