Table of Contents
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AGROWtEK
Technology to Help You Grow
Speci cations
Power
Max Cable Distance
Aspirator
Temperature Range
Temperature Accuracy
Humidity Range
Humidity Accuracy
Light Irradiance Range
Light Accuracy
CO2 Range (optional)
CO2 Accuracy
Wind Speed Range
Wind Speed Accuracy
Wind Direction Range
Wind Angle Precision
4-20mA DAC Resolution
Interface
Contents
MODBUS Holding Registers
1
Weather Station Sensor & Data Logger
24Vdc, ~5W
1000ft
6cfm Fan with Foam Filter
-20 - 60°C
±0.2°C typical
±0.4°C maximum
0-100% RH (non condensing)
±2% 0-80% typical
±4% maximum
±10%
0-2,000ppm
±50ppm +3%
±1mph
0 - 359°
±1°
12 bit, 0.005mA
GrowNET, MODBUS
© Agrowtek Inc. | www.agrowtek.com
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INSTRUCTION MANUAL
Shown with optional WiFi and wind sensors.
SXW
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Summary of Contents for Agrowtek SXW
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Page 1: Table Of Contents
Sensor Mapping Connection to USB AgrowLINK Connection to 4-20mA Outputs Connection to MODBUS RTU HX8 8-Port Hubs Serial Speed & Format Supported Commands Register Types Sensor Value Registers Toggle Units Register Calibration Registers MODBUS Holding Registers © Agrowtek Inc. | www.agrowtek.com... -
Page 2: Installation Instructions
Installation Instructions The SXW weather station is made of corrosion-proof stainless steel and is intended for mounting outdoors on a conduit pole. A 7/8” hole is provided in the heavy mounting plate on the bottom of the sensor for installing a 1/2” EMT conduit tting. -
Page 3: Connecting Wind Sensors
Do NOT connect the GrowNET port to Ethernet networks. Disconnect power while making connections to prevent damage to any components. Wire wind sensors according to the diagram below: TERMINAL BLOCK WIRING DIAGRAM WIND VANE WIND © Agrowtek Inc. | www.agrowtek.com... -
Page 4: Connection To Gc-Pro/Xl Controller
| www.a growte © Agrow tek Inc. Sensors with analog output connect to Agrowtek’s GC-Pro and GC-ProXL controllers using the standard MINI-DIN 6 analog sensor cable. Power is provided to the sensor through this cable. Plug the cable rmly into the analog port on the sensor and into the desired sensor port inside the GC-Pro/ XL controller. -
Page 5: Connection To Usb Agrowlink
LX1 USB to GrowNET™ Bridge MADE IN www.agrowtek.com U.S.A. GrowNET Device/Hub LX1 USB AgrowLINK connects Agrowtek’s devices to a computer’s USB port for: • Firmware Updates • Calibration • Con guration • Data Logging Download • More Visit www.agrowtek.com for free software applications. -
Page 6: Connection To Modbus Rtu
Disconnect all power sources before opening cover. Link Port U.S.A. Read manual before installing or operating. © 2016 Agrowtek Inc. | www.agrowtek.com 3.3/5Vdc Serial Bus Compatible. Include required bus terminating resistors per EIA standard. HX8 8-Port Hubs HX8 GrowNET ™ Hubs allow multiple GrowNET™ sensors, relays and dosing pumps to be connected to a single LX1 or LX2 interface. -
Page 7: Supported Commands
To perform a sensor o set calibration, simply write the corrected sensor value to the o set calibration reg- siter (taking into account the integer scale as shown above.) © Agrowtek Inc. | www.agrowtek.com... - Page 8 41301 Humidity 41302 Calibration Input, -255 - 255 (bits) 16 bit, signed Analog Output Light 41303 41304 A request to read or write a register that is not available will return an illegal address exception. © Agrowtek Inc. | www.agrowtek.com...
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Page 9: Maintenance & Service
Warranty Period. In no event or circumstance shall Agrowtek Inc. be liable to any third party or the claimant for damages in excess of the price paid for the product, or for any loss of use, inconvenience, commercial loss, loss of time, lost pro ts or savings or any other incidental, consequential or special damages arising out of the use of, or inability to use, the product.
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