Safety footswitch Safety latch with manual reset Protection class IP 65 OFF ON Designation Part number Circuit diagram F1-SU1Z/UV1 DUN 616.1000.203 ) pressure point ) latch 1 2 33 34 25 26 13 14 STOP ) 2 ) 1 Slow make & break/snap action Pressure point Latching switch Potentiometer Pedal interlocking Emergency stop function Power contactor l/l l l – – – l – Voltage max. Permanent current max. In-rush current complies with standards IEC 947-5-1 AC 15/DC 13 Switching frequency max. Mechanical life – number of switching actions Mechanical life – number of revolutions Operating temperature min./max. 500 V AC 10 A l Approvals BG, UL, CSA Cable entry 1 x M 20 Weight Delivery: ex-stock/built to order 1.50 kg/3.3 lb l/– 1. Depressing the pedal to the pressure point closes the contact and the operating process starts. 50/min. 10 x 106 2. In an emergency situation the pressure point is overcome – the contact is opened and locked – the operating process is then interrupted. The latching mechanism holds the contact in the off position ensuring that an uncontrolled restart or new start of the machine cannot happen. –30 °C/+80 °C –22 °F/+176 °F All dimensions in mm (inch) 75 (2.96") IN - CL A ic r Po a IC Westfa l 66 (2.58") 156 (6.14") 60 93 (3.66") TE ta SS BERN S 250 (9.83") 94 (3.70") 57 (2.24") 146 (5.73") 3. Interlocking: Only by releasing the locking device manually (reset button on the side of the housing), after the dangerous situation has been cleared, can the contacts be set to normal again. The operating process can then be repeated by operating the pedal to the pressure point.