Robust aluminium case - Stainless steel shaft, Ø 10f7 shaft with flat (9 -0.1 mm), RS bearing with NILOS ring - Potted housing for IP 69K protection - Electrical connection via 2 sensor plugs (M12 plug, 5-pin, pins) for bus 1 and bus 2. One hex rotary coding switch each for setting the address under the blind plug