Apogee Instruments SU-221 Owner's Manual - Page 12
Browse online or download pdf Owner's Manual for Accessories Apogee Instruments SU-221. Apogee Instruments SU-221 20 pages. Ultraviolet-a sensor
OPERATION AND MEASUREMENT
The SU-221 UV-A sensor has an SDI-12 output; UV radiation is returned in digital format. Measurement of SU-221
UV-A sensors require a measurement device with SDI-12 functionality that includes the M or C command.
Wiring
White: Positive (signal from sensor)
Red: Input Power
Black: Ground (from sensor signal and output power)
Clear: Shield/Ground