Page 1: Table Of Contents
CO2 Calibration MODBUS Holding Registers Clear Calibration Storage and Disposal Advanced Calibration Warranty KEEP THESE INSTRUCTIONS REV 5/23 © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™ © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 2 Display indicates current readings in large, clear text and has high/low reporting, graphical history, visual/audible alarm indication and more. Internal memory logs over 20,000 data points per sensor. Connects to Agrowtek’s GrowControl™ Cultivation Controllers as part of a complete facility control solution.
Page 3: Warnings & Notices
A loop or dip is recommended in the connection cable to prevent water from entering the connector or plug jack which could cause short circuits or equipment damage. Condensate Loop © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 4: Installation Instructions
5. Plug the RJ-45 connector into the jack. PORT 6. Stretch the boot and seat it around the port adapter. ADAPTER BOOT BOOT NOTCH NOTCH DC JACK DC JAC COVER COVER © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 5: Maintenance & Service
If fan is not spinning or is making noise, replace the fan. 4. Re-install the foam fi lter (2) and grate (1) into the base (3) gently snapping the grate back into place. © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 6: Co2 Ppm Sensor Upgrade
5. Re-install the rear cover and re-connect power. Check to ensure the CO2 reading is now working. CO2 Sensor Module CO2 Sensor 4 pins Headers 5 pins Note correct pin alignment. Rear Cover © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 7: Lcd Menu Operation
Alarm levels as set by the user are plotted in yellow. Pressing the RFH button refreshes RFH BCK DWN ENT the data and replots the graph. © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 8: Main Menu
2. Select a sensor to 4. Adjust to the desired to adjust. from the main menu. confi gure set points. value. Hold UP or DWN to jog the value. © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 9: Alarm Buzzer
2. Press NEXT to con- 4. Confi rm the new value. Hold ENT to jog from the temperature tinue. reading or press NO to the value by 10x. calibration menu. cancel. © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 10: Co2 Calibration
Calibration can be restored to factory defaults by selecting CLEAR ALL. CALIBRATION BACK RESTORE TO TEMPERATURE FACTORY CALIBRATION? COND CLEAR ALL DWN ENT 1. Select CLEAR ALL 2. Press YES to restore from the calibration factory calibration. menu. © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 11: Advanced Calibration
DWN ENT 1. Observe the PLC’s input or data readings. 2. Increase or decrease the off set value to incremenetally adjust the current output until the values match. © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 12 Temperature and Conductivity may be displayed TIME/DATE TEMPERATURE in alternate units. UNITS LOG INTERVAL Select a sensor value to change the default display NEXT and working units. DWN ENT DWN ENT © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 13 MINI-MASTER Use with MCX mini-climate control system. (GrowNET cross-over adapter required.) DWN ENT DWN ENT 1. Select COMM from 2. Select a mode and the setup menu. press ENT. © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 14 The delay can be set from 1-255 minutes, or set DEVICE ADD to 0 to disable the back light timer and keep the display on continuously. MFG INFO 60 Min BACKLIGHT DWN ENT DWN ENT © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 15 Non-conductive grease is designed to prevent corrosion from moisture in electrical connectors. • Loctite LB 8423 • Dupont Molykote 4/5 • CRC 05105 Di-Electric Grease • Super Lube 91016 Silicone Dielectric Grease • Other Silicone or Lithium based insulating grease © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 16 Connection to USB AgrowLINK GrowNET™ RJ45 24Vdc 0.5A Power Supply LX1 USB AgrowLINK connects Agrowtek’s devices to a computer’s USB port for: • Firmware Updates • Calibration • Confi guration • Data Logging Download • More Visit www.agrowtek.com for free software applications.
Page 17 LX1 USB AgrowLINK and the cross-over adapter supplied with the LX2 ModLINK. LX1 USB AgrowLINK™ LX2 ModLINK™ GrowNET™ Cross-Over Cross Over 7 - 24 Vdc See MODBUS manual for more information. MODBUS Manual © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 18: Supported Commands
To perform a sensor off set calibration, simply write the corrected sensor value to the off set calibration reg- siter (taking into account the integer scale as shown above.) For example: to set the temperature to a calibrated value of 25°C, write the value “2500. ” © Agrowtek Inc. | www.agrowtek.com | Technology to Help You Grow™...
Page 19: Modbus Holding Registers
-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 | Technology to Help You Grow™...
Page 20: Storage And Disposal
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 profi 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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