The SP-522-SS is an upward-looking thermopile pyranometer with a digital signal using Modbus RTU protocol over RS-232 or RS-485. The sensor incorporates a blackbody thermopile detector and acrylic diffuser with a rugged, self-cleaning sensor housing design, and high-quality cable terminating in pre-tinned pigtail leads for easy connection to dataloggers and controllers.

Name - The name is up to the user. Our suggestion is to choose a naming convention that makes the viewing the device list intuitive. Such as referring to the sensor and/or application. Keep the name short as it will be combined with the register name to create the default “Field” name (if added to “Fields”)

Active Check box - Check this box and “Save changes” to run the driver. The driver program can be suspended by unchecking the box and clicking on “Save changes”.

User Notes - This space can be used to store information specific to the device and your application, such as: location, wiring, scaling, etc.

eze System Notes - In this space we provide: wiring instructions, product image, product details.

Modbus address - Enter the unique Modbus address (device ID) of the sensor.

Heater ON below (C) - Enter the temperature below which the sensors heater will turn on.

Sensor temp (C) field number - Use the drop-down menu to select the temperature Field used by the sensor.

Dewpoint (C) field number - Use the drop-down menu to select the Dewpoint Field used by the sensor.

Driver info - Typically this is the name from the program file

Driver updated/version - Date loaded or updated and the version of the driver

Battery & Signal - Signal indicates the progress through the script. If driver fails to operate, signal number indicates progress

Driver status - Color and text of status bubbles give a quick visual reference of Communication, Operation, and Application

Communication - Com count indicates number of successful and unsuccessful data packets received

1. Solar Radiation - Radiation value in Watts per square meter.
2. Raw millivolt - Raw electrical output signal in millivolts.
3. Sensor temperature (external) - External sensor reading used by sensor
4. Heater - State of heater (on/off)
5. Dewpoint (external) - External sensor reading used by sensor (selected in driver config)