working principle:

Built-in piston and precision spring, high pressure resistance, long service life, compact structure, small size, good sealing performance, when the pressure reaches the set value, give an alarm signal.
Features:
Economical compact pressure switch, compact structure, DIN standard Hosman joint, convenient wiring, wide measuring range, high overload capacity, high repeatability, with normally open normally closed contacts, gold-plated contacts, large contact capacity.
Technical Parameters:
Range: 0.2...400bar
Switching element: Omron micro switch
Output: Normally Open + Normally Closed (SPDT)
Working voltage: 24VDC±20%/230VAC±15% medium temperature: 0...80°C
Ambient temperature: -25...80 °C
Working life: 1 million times
Protection level: IP65