Alpha Controls Ltd are very proud to announce that their ALS400, 500 & 600 Limit Switchboxes have now been awarded SIL 3 certificate. These Switchboxes meet IEC 61508:2010
As you know, our explosion-proof Limit Switch Box is already equipped with ATEX, CSA & IECEX and now with the added latest SIL 3 certificate we can offer these for a wide range of applications