flow switch for water pump,air flow switch,thermal type flow switch QLK400

The performance parameters

Measuring range: 1 ~ 150 cm/s (water), 3 ~ 300 cm/s (oil);

Working voltage: 24 VDC + / - 20%;

Current consumption: < 90 ma;

Signal output: relay (SPDT), PNP and NPN transistor.

The transistor characteristics:

Switch voltage: 24 VDC + / - 20%;Switch current: 1.2 A or less;

Relay features:

Switch voltage: 250 vac / 30 VDC or less;Switch current: 3 a or less;

Initialization time: 8 typical value s (2 ~ 15 s);

Response time: typical values 2 s (1 ~ 15 s);

The temperature gradient: biggest 250 ℃ / min;

Protection grade: IP67Medium temperature: - 20 ~ 80 ℃;10 ~ 70 ℃,

environment temperature: -Storage temperature: - 20 ~ 85 ℃;

Stress levels: 10 mpa;

The probe materials: stainless steel 304