The UQK-1-2-3 switch is suitable for single or multi-point liquid level control and alarm of various media in open or closed containers such as petroleum, chemical, textile printing and dyeing, environmental protection, civil construction, etc. The instrument structure is simple, easy to install, and cost-effective. Can be used for liquid level (boundary) control of various media. The instrument uses multiple floating balls to control multiple control points separately, making the operation more reliable.

Working temperature: -30~150 ℃
Environmental temperature: -40~70 ℃
Work pressure: -0.1~2.5MPa
Medium density: ≥ 0.5g/cm3
Output signal: reed switch contacts SPST, SPDT
Contact capacity: 220VAC 1A; 24VDC 0.5A；
Switch lifespan: 5 × 104 cycles
Electrical interface: M20 × 1.5 internal thread
Explosion proof grade: explosion-proof type Ex d IICT1~T6;
Intrinsic safety Ex ia IICT1~T6
Protection level: IP66
Liquid receiving material: PP; Stainless steel 304; 316L；321；
316Ti；PTFE； Other special materials
Material of junction box: Die cast magnesium aluminum alloy with matte polyurethane coating on the surface
Process connection: HG20592-20635-97 DN50 or above, PN2.5 raised face flange