Optical probe OP-500 with TTL voltage level (0 to 3.3 V)
Optical Probe OP-500 with serial TTL output is an interface that communicates via infrared waves with a peripheral device such as an electric meter, water meter, heating meter or gas meter.
Optical Probe OP-500 with serial TTL output is an interface that communicates via infrared waves with a peripheral device such as an electric meter, water meter, heating meter or gas meter.