WXT520 Weather Transmitter
Page 1
WXT520 Weather Transmitter Revision: 8/12 Copyright © 2006-2012 Campbell Scientific, Inc.
WXT520 Weather Transmitter Revision: 8/12 Copyright © 2006-2012 Campbell Scientific, Inc.
WXT520 Weather Transmitter
Page 3
... consequential damages." Batteries, fine-wire thermocouples, desiccant, and other locations, Campbell will return such products by Campbell such as programming to customer specifications, electrical connections to be the sole and exclusive remedy under this warranty. are warranted only to modification, misuse, neglect, improper service, accidents of America. Warranty "PRODUCTS MANUFACTURED BY CAMPBELL SCIENTIFIC, INC. The warranty for installation services performed by surface...
... consequential damages." Batteries, fine-wire thermocouples, desiccant, and other locations, Campbell will return such products by Campbell such as programming to customer specifications, electrical connections to be the sole and exclusive remedy under this warranty. are warranted only to modification, misuse, neglect, improper service, accidents of America. Warranty "PRODUCTS MANUFACTURED BY CAMPBELL SCIENTIFIC, INC. The warranty for installation services performed by surface...
WXT520 Weather Transmitter
Page 4
... service on the outside of Product Cleanliness and Decontamination" form and comply with the requirements specified in countries served by Campbell Scientific, Inc. After an applications engineer determines the nature of product receipt or is for customers within three days of the problem, an RMA number will be returned to process any returns until we receive...
... service on the outside of Product Cleanliness and Decontamination" form and comply with the requirements specified in countries served by Campbell Scientific, Inc. After an applications engineer determines the nature of product receipt or is for customers within three days of the problem, an RMA number will be returned to process any returns until we receive...
WXT520 Weather Transmitter
Page 5
... 1 3. Installation 3 6.1 Mounting to specific sections. 1. Introduction 1 2. Specifications 2 5.1 Wind Speed 2 5.2 Wind Direction 2 5.3 Precipitation 2 5.4 Barometric Pressure 2 5.5 Air Temperature 3 5.6 Relative Humidity 3 5.7 Assembly 3 6. Overview 1 4.1 Wind Speed and Direction 1 4.2 Precipitation 1 4.3 Barometric Pressure, Temperature, and Relative Humidity 2 5. Configuring the WXT520 A-1 i Initial Inspection 1 4. Use the PDF reader bookmarks tab for links to a Campbell Scientific Crossarm 3 6.2 IP66 Mounting Device 3 6.3 Bird Spike Kit 4 6.4 Wiring Table...
... 1 3. Installation 3 6.1 Mounting to specific sections. 1. Introduction 1 2. Specifications 2 5.1 Wind Speed 2 5.2 Wind Direction 2 5.3 Precipitation 2 5.4 Barometric Pressure 2 5.5 Air Temperature 3 5.6 Relative Humidity 3 5.7 Assembly 3 6. Overview 1 4.1 Wind Speed and Direction 1 4.2 Precipitation 1 4.3 Barometric Pressure, Temperature, and Relative Humidity 2 5. Configuring the WXT520 A-1 i Initial Inspection 1 4. Use the PDF reader bookmarks tab for links to a Campbell Scientific Crossarm 3 6.2 IP66 Mounting Device 3 6.3 Bird Spike Kit 4 6.4 Wiring Table...
WXT520 Weather Transmitter
Page 6
Device Settings screen A-2 A-3. Message Settings screen A-3 Tables 6-1. Optional bird spike device 5 A-1. Sensor Settings screen A-3 A-4. Connections to Campbell Scientific Dataloggers 5 6-2. Connection Setup screen A-1 A-2. Table of Contents Figures 6-1. SDI-12 Commands 6 ii Optional WXT520 IP66 Mounting Kit 4 6-2.
Device Settings screen A-2 A-3. Message Settings screen A-3 Tables 6-1. Optional bird spike device 5 A-1. Sensor Settings screen A-3 A-4. Connections to Campbell Scientific Dataloggers 5 6-2. Connection Setup screen A-1 A-2. Table of Contents Figures 6-1. SDI-12 Commands 6 ii Optional WXT520 IP66 Mounting Kit 4 6-2.
WXT520 Weather Transmitter
Page 7
... use with the shipping company. 4. In this case, the last calculated direction output remains until wind speed increases. Default wind speed units are independent of the drop. 1 Whenever a raindrop hits the precipitation sensor, an electrical signal is produced that is not intended for weather stations that require research-grade performance. The WXT520's SDI-12 signal can be handled as precision scientific...
... use with the shipping company. 4. In this case, the last calculated direction output remains until wind speed increases. Default wind speed units are independent of the drop. 1 Whenever a raindrop hits the precipitation sensor, an electrical signal is produced that is not intended for weather stations that require research-grade performance. The WXT520's SDI-12 signal can be handled as precision scientific...
WXT520 Weather Transmitter
Page 8
... Collecting Area: possible wind induced error.) 60 cm2 Output Resolution: 0.01 mm (0.001 in ten second steps. WXT520 Weather Transmitter The sensor is greater (0 to 35 m s-1); ±5% (36 to 60 m s-1) 0.25 s 5.2 Wind Direction Measurement Range: Accuracy: Output Resolution: 0° to 360° ±3° 1° 5.3 Precipitation Rainfall: cumulative accumulation after latest automatic or manual reset. The measured rain and hail...
... Collecting Area: possible wind induced error.) 60 cm2 Output Resolution: 0.01 mm (0.001 in ten second steps. WXT520 Weather Transmitter The sensor is greater (0 to 35 m s-1); ±5% (36 to 60 m s-1) 0.25 s 5.2 Wind Direction Measurement Range: Accuracy: Output Resolution: 0° to 360° ±3° 1° 5.3 Precipitation Rainfall: cumulative accumulation after latest automatic or manual reset. The measured rain and hail...
WXT520 Weather Transmitter
Page 9
... can be used instead of the WXT520 (see FIGURE 6-1). When using the 25299, the WXT520's IP classification is shipped with default measuring intervals; 0.1 mA (SDI-12 standby) Output: SDI-12 as configured by Campbell Scientific; Turn the WXT520 until the mount is mounted to a mast or crossarm using the 18311 mounting tube, which is increased from water intrusion. WXT520 Weather Transmitter 5.5 Air Temperature Measurement Range: Accuracy: Output Resolution: -52...
... can be used instead of the WXT520 (see FIGURE 6-1). When using the 25299, the WXT520's IP classification is shipped with default measuring intervals; 0.1 mA (SDI-12 standby) Output: SDI-12 as configured by Campbell Scientific; Turn the WXT520 until the mount is mounted to a mast or crossarm using the 18311 mounting tube, which is increased from water intrusion. WXT520 Weather Transmitter 5.5 Air Temperature Measurement Range: Accuracy: Output Resolution: -52...
WXT520 Weather Transmitter
Page 10
... during periods of the WXT520. Optional WXT520 IP66 Mounting Kit 6.3 Bird Spike Kit The 25300 Bird Spike device is used to accumulate on the head of thaw. 4 It consists of the WXT520 using the set screw provided (see FIGURE 6-2). The spike's shape and location ensure minimal interference of wind and rain measurements. This device is fastened on the WXT520. WXT520 Weather Transmitter FIGURE 6-1.
... during periods of the WXT520. Optional WXT520 IP66 Mounting Kit 6.3 Bird Spike Kit The 25300 Bird Spike device is used to accumulate on the head of thaw. 4 It consists of the WXT520 using the set screw provided (see FIGURE 6-2). The spike's shape and location ensure minimal interference of wind and rain measurements. This device is fastened on the WXT520. WXT520 Weather Transmitter FIGURE 6-1.
WXT520 Weather Transmitter
Page 11
WXT520 Weather Transmitter FIGURE 6-2. Do not connect the pink and yellow wire unless the heater is not operational, the WXT520 will not be operational for WXT520s purchased from Campbell Scientific. Connections to Campbell Scientific Dataloggers Description Power Power ground CR1000, CR800, CR850, CR3000, CR5000, CR9000(X) 12 V G CR10(X), CR510 12 V G 21X, CR23X, CR7 +12 G CR200(X) SW Battery G SDI-12 Signal SDI-12 Signal data ground Optional heater power (see note) Optional heater ground...
WXT520 Weather Transmitter FIGURE 6-2. Do not connect the pink and yellow wire unless the heater is not operational, the WXT520 will not be operational for WXT520s purchased from Campbell Scientific. Connections to Campbell Scientific Dataloggers Description Power Power ground CR1000, CR800, CR850, CR3000, CR5000, CR9000(X) 12 V G CR10(X), CR510 12 V G 21X, CR23X, CR7 +12 G CR200(X) SW Battery G SDI-12 Signal SDI-12 Signal data ground Optional heater power (see note) Optional heater ground...
WXT520 Weather Transmitter
Page 12
... Duration, Hail Intensity Self Diagnostic Supply Voltage, Internal Reference Voltage Message 6.6 Programming 6.6.1 CRBasic Dataloggers that use the SDI12Recorder() instruction to run continuously so the output is the sensor address). aR2! commands are in fewer steps. The WXT520 is done in SI units. TABLE 6-2 contains the outputs as configured by Campbell Scientific. and "aR!" WXT520 Weather Transmitter 6.5 Commands Campbell Scientific uses the SDI-12 protocol to communicate...
... Duration, Hail Intensity Self Diagnostic Supply Voltage, Internal Reference Voltage Message 6.6 Programming 6.6.1 CRBasic Dataloggers that use the SDI12Recorder() instruction to run continuously so the output is the sensor address). aR2! commands are in fewer steps. The WXT520 is done in SI units. TABLE 6-2 contains the outputs as configured by Campbell Scientific. and "aR!" WXT520 Weather Transmitter 6.5 Commands Campbell Scientific uses the SDI-12 protocol to communicate...
WXT520 Weather Transmitter
Page 13
... (1,AirPressure,IEEE4) Totalize (1,Ramount,FP2,False) Totalize (1,Hamount,FP2,False) EndTable 'Main Program BeginProg 'Running a 5 second scan to coincide with 5 second 'update interval of the WXT520 Scan (5,Sec,0,0) PanelTemp (PTemp,250) Battery (batt_volt) 'WXT520 connected to SDI12 port 1 SDI12Recorder (WXT520(1),1,0,"R!",1.0,0) CallTable Test NextScan EndProg 7 WXT520 Weather Transmitter 6.6.1.1 Example CR1000 Program Although the following program is for the CR1000, the CR800, CR850, CR3000, and CR5000 are...
... (1,AirPressure,IEEE4) Totalize (1,Ramount,FP2,False) Totalize (1,Hamount,FP2,False) EndTable 'Main Program BeginProg 'Running a 5 second scan to coincide with 5 second 'update interval of the WXT520 Scan (5,Sec,0,0) PanelTemp (PTemp,250) Battery (batt_volt) 'WXT520 connected to SDI12 port 1 SDI12Recorder (WXT520(1),1,0,"R!",1.0,0) CallTable Test NextScan EndProg 7 WXT520 Weather Transmitter 6.6.1.1 Example CR1000 Program Although the following program is for the CR1000, the CR800, CR850, CR3000, and CR5000 are...
WXT520 Weather Transmitter
Page 14
WXT520 Weather Transmitter 6.6.1.2 Example CR200(X) Program 'CR200/CR200X Series 'Declare Variables and Units Public BattV Public SDI12(7) Alias SDI12(1)=WindDir Alias SDI12(2)=WindSpd Alias SDI12(3)=AirTemp Alias SDI12(4)=RelHumidity Alias SDI12(5)=AirPressure Alias SDI12(6)=Ramount Alias SDI12(7)=Hamount Units BattV=Volts Units WindDir=Degrees Units WindSpd=m/s Units AirTemp=Celcius Units RelHumidity=% Units AirPressure=hPa Units Ramount=mm Units Hamount=hits/cm2 'Define Data Tables DataTable...
WXT520 Weather Transmitter 6.6.1.2 Example CR200(X) Program 'CR200/CR200X Series 'Declare Variables and Units Public BattV Public SDI12(7) Alias SDI12(1)=WindDir Alias SDI12(2)=WindSpd Alias SDI12(3)=AirTemp Alias SDI12(4)=RelHumidity Alias SDI12(5)=AirPressure Alias SDI12(6)=Ramount Alias SDI12(7)=Hamount Units BattV=Volts Units WindDir=Degrees Units WindSpd=m/s Units AirTemp=Celcius Units RelHumidity=% Units AirPressure=hPa Units Ramount=mm Units Hamount=hits/cm2 'Define Data Tables DataTable...
WXT520 Weather Transmitter
Page 15
wind direction wind speed ; WXT520 Weather Transmitter 6.6.2 Edlog Programming Our CR500, CR510, CR10(X), and CR23X dataloggers are programmed with Wind message Command R1 ; These dataloggers use Instruction 105 to be inserted manually using the Input Location Editor. 6.6.2.1 CR10X Program The following example is the portion of Instruction 105. Your datalogger manual has a detailed explanation of a CR10X program that Edlog only allocates one input location for SDI-12...
wind direction wind speed ; WXT520 Weather Transmitter 6.6.2 Edlog Programming Our CR500, CR510, CR10(X), and CR23X dataloggers are programmed with Wind message Command R1 ; These dataloggers use Instruction 105 to be inserted manually using the Input Location Editor. 6.6.2.1 CR10X Program The following example is the portion of Instruction 105. Your datalogger manual has a detailed explanation of a CR10X program that Edlog only allocates one input location for SDI-12...
WXT520 Weather Transmitter
Page 17
... Campbell Scientific for each of the cable to the "Service" connector on the OK button. The female contact of a grey configuration cable; FIGURE A-1. Connect a 9 V battery to the Connection Setup Screen. 4. On your PC, run Vaisala's WXT Configuration Tool Software and go to the Configuration Cable's battery clip. Connection Setup screen A-1 Connect one end of the grey Configuration Cable to a COM port on the PC and the other end of the Connection Setup Screen's parameters...
... Campbell Scientific for each of the cable to the "Service" connector on the OK button. The female contact of a grey configuration cable; FIGURE A-1. Connect a 9 V battery to the Connection Setup Screen. 4. On your PC, run Vaisala's WXT Configuration Tool Software and go to the Configuration Cable's battery clip. Connection Setup screen A-1 Connect one end of the grey Configuration Cable to a COM port on the PC and the other end of the Connection Setup Screen's parameters...
WXT520 Weather Transmitter
Page 18
... self diagnostic-verify Enable Heating is NOT selected. • Heating and self diagnostics-Update Interval: 15 s • Communication protocol-select SDI-12 v1.3 • User port settings-Port type: SDI-12, select continuous measurements FIGURE A-2. Go to 5 s. Click on the OK button. 8. A-2 Default settings are set to the Device Settings Screen and enter the settings for each of the parameters (see FIGURE A-3).
... self diagnostic-verify Enable Heating is NOT selected. • Heating and self diagnostics-Update Interval: 15 s • Communication protocol-select SDI-12 v1.3 • User port settings-Port type: SDI-12, select continuous measurements FIGURE A-2. Go to 5 s. Click on the OK button. 8. A-2 Default settings are set to the Device Settings Screen and enter the settings for each of the parameters (see FIGURE A-3).
WXT520 Weather Transmitter
Page 19
Sensor Settings screen 9. Configuring the WXT520 FIGURE A-3. Go to the Message Settings Screen and verify that Message Settings are shown in FIGURE A-4. Appendix A. Note: Hail accumulation should be checked. Click on the OK button. 10. FIGURE A-4. Message Settings screen A-3 The default settings are as desired.
Sensor Settings screen 9. Configuring the WXT520 FIGURE A-3. Go to the Message Settings Screen and verify that Message Settings are shown in FIGURE A-4. Appendix A. Note: Hail accumulation should be checked. Click on the OK button. 10. FIGURE A-4. Message Settings screen A-3 The default settings are as desired.