Supply voltage
12 to 24 V DC ± 10 % Ripple P-P 10 % or less.

Sensor input
Range of input current: 4 to 20 mA (Maximum aliowable current: 50 mA)
Input impedance: 20 © approx.
Sampling cycle: 50 ms (20 times/sec.)

Auto-reference input
Activating auto-reference function
ûOperation: NPN non-contact input, edge trigger at signal falling
ûSignal condition
Low level: 1.5 V or less
Low level output current: 0.6 mA or less
Low level input time: 0.5 ms or more

Comparative outputs
(HI, GO, LO)
NPN open-collector transistor
ûMaximum sink current: 100 mA
ûApplied voltage: 30 V DC or less (between comparative output and 0 V)
ûResidual voltage: 1 V or less (at 100 mA sink current)
0.4 V or less (at 16 mA sink current)

Response time
100 ms or less (150 ms or less during auto-reference active)