Accuracy:
Transmission loss:
±0.1 of reading ±1% (after local dust calibration)
Cable:
No cable
Daisy-chain Capability:
Three instruments max. in one chain.
Only the last device can have the PV panel temperature sensor attached.
Digital Outputs:
RS485 Modbus RTU
Dimensions:
39 x 6 19/64 x 1 3/8 in (990 x 160 x 35 mm)
Interface:
2-wire RS-485 RTU using Modbus
IP Rating:
IP65
Material Enclosures:
Aluminum, anodized
Maximum Voltage:
The maximum differential between either of the Modbus® RS-485 lines (yellow and grey) and the power ground / RS-485 common line (black) is 70 VDC.
Measuring Range:
Back of module temperature sensor: -4 to +212 °F, ±1.8 °F (-20 to +100 °C, ±1 °C)
Operating Temperature Range:
-4 to +140 °F (-20 to +60 °C)
Outputs:
Percentage of sunlight that is blocked or scattered in such a way that it does not reach the actual solar cells 0 to 50%
Output Values:
Soiling Ratio (SR) 100 to 50% and Transmission Loss (TL) 0 to 50%
Power Consumption:
˂ 2.5 W
Power Supply:
12 to 30 VDC, 70 to 200 mA; < 2 W
Standard storage temperature:
-4 to +176 ˚F (-20 to +80 °C)
Tilt X and Y-axis:
-180° to 180° ; ±1°