Alvi Technologies has recently launched the JOLA Germany range of Intrinsically Safe Magnetic Switches MBK / FED and MBK/ FHED. The JOLA magnetic switch MBK is designed and approved for use in potentially explosive hazardous atmospheres. It complies with all Zone-0, 1 & 2 with marking Ex II 1G Ex ia IIC T6 (INERIS) guidelines.
The magnetic switch has potential free reed contacts for control action and the probe is 12 mm diameter with a length of 110 mm. The screw in nipple dimension is G1/2 and manufactured from material id 316T, as is the probe. The switch comes with 2M connecting cable 3 x 0.75 and can be mounted in any orientation. It is suitable for use in pressure less application (optional 10 bar on request) with temperature rating -20 to + 60 Deg C.