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Hukseflux SR20-D2 (analog interface)
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Pyranometers can be used to measure irradiance either in horizontal or module plane.
Hukseflux SR20-D2 (analog interface): Sensor connection
Description | |
|---|---|
| 1 | Data logger terminal, digital output/multi-input |
| 2 | Data logger terminal, Power Out |
| 3 | Pyranometer |
Connection
Wire color | Use |
|---|---|
Blue | GND |
Red | Power supply (5.5 … 30 V DC) |
Pink | Irradiance signal power supply (5.5 … 30 V DC) |
Grey | Irradiance signal (4 … 20 mA) |
White | RS485 Modbus interface B (-) |
Green | RS485 Modbus interface A (+) |
Yellow | Not used |
Brown | Not used |
Black | Shield |
Configuration data
Measurement | Input | Unit | Gradient | Offset |
|---|---|---|---|---|
Irradiance on horizontal plane | Analog 4…20 mA | W/m2 | 100 | -400 |
Irradiance on module plane | Analog 4…20 mA | W/m2 | 100 | -400 |