Monitor overpressure, vacuum and differential pressure of air and other non-combustible, non-aggressive gases. 610 has SPDT output only;
611 has local sound and light alarm only; 612 has SPST output and local sound and light alarm. And 611/612 have mute button to stop the sound alarm.
610 has protection rate up to IP65 which can be used in outside.
Adjustable range: 4 ranges, see models
Pressure limit: 10kPa(0~50°C)
Working temperature: -30~70°C(610), -10~50°C(611/612) (medium and environment)
Storage temperature: -40~70°C
Pressure connection: φ6.0mm plastic tube, P1 high and P2 low pressure
Service life: over 106 switching cycles
Max. switching frequency: 6 switching cycles/min
Materials: Base housing ABS+PC, middle housing ABS, cover PC (fire retardant UL94V-0), diaphragm silicone and contact silver alloy
Weight: 610:130g, 611/612: 180g
Protection: 610: standard IP54, optional IP65, add suffix -S; 611/612: IP40
Certification: CE, RoHS
Installation: vertical, with the pressure ports P1 and P2 downward. This is the factory-calibrated position. If horizontally installation needed, the switching value should plus about 20pa
(when cover is upward) and minus about 10pa (when cover is downward). See operation manual.