PRODUCTS GROUP II - ACCESSORIES USABLES IN 2G The simple contact sensor FM 100R (FM 100R/C) can be used in the ATEX atmosphere (zones 1-21 and 2-22) if and only if is fed by a 2GD fail safe barrier Fail-safe barrier = 92 pF/m di cavo (Cable capacity) Lc = 0.1 jjH/m di cavo (Cable inductance) Attention: for instruction about ATEX directive see www.waircom-mbs.com/ATEX/ATEX.html, or contact our commercial office WAIRCOM rod and fixing accessories for cylinders series U, P, X, XL, CPA, BU, HB, Z, All other cylinders can be marked 3GD, except cylinders series WR, HS and ABU