Model	Description
SensoLyt 700-7	pH/ORP with low ohm signal transfer, SensCheck function,
	integrated T sensor and preamplifier, cable length 7m
SensoLyt 700-15 SW	Like SensoLyt 700-7, but cable length 15m, salt water version
SensoLyt 700-SO	Like SensoLyt 700-7, but cable length is freely selectable
SensoLyt 690-7	Like SensoLyt 700, without SensCheck function, cable length 7m
SensoLyt 690-SO	Like SensoLyt 700, without SensCheck function, cable length freely selectable
SensoLyt 650-7	pH/ORP fitting with high ohm signal transfer and integrated T sensor, cable length 7m
Model	SensoLyt 700	SensoLyt 690	SensoLyt 650
Integrated preamplifier	Yes	Yes	No
Signal output	Low ohm	Low ohm	High ohm
SensCheck function	Yes	No	No
Temperature measurement	Integrated NTC, 0 to +60 ˚C
Operating temperature	0 to +60 ˚C
Electrical connection	Screw plug 7-pin	Screw plug 7-pin	Open cable ends