Emergency stop module BO 5988 . Protection of people and machines . Emergency stop circuits on machines . Monitoring of safety gates Features . According to - Performance Level (PL) e and category 4 to EN ISO 13849-1 - SIL Claimed Level (SIL CL) 3 to IEC/EN 62061 - Safety Integrity Level (SIL) 3 to IEC/EN 61508 . Output: max. 6 NO, 1 NC contacts or 1 NO contact for AC 250 V . 1-channel or 2-channel connection . Line fault detection at On pushbutton . Feedback circuit X1-X2 for monitoring external contactors . Integrated short-circuit and overvoltage protection . LED displays for channels 1 and 2 and supply . Removable terminal strips . Wire connection: also 2 x 1.5 mm2 stranded ferruled (isolated), . DIN 46 228-1/-2/-3-4 or 2 x 2.5 mm2 stranded ferruled DIN 46 228-1/-2/-3 . Optionally with release delayed NO contact to 10 min . Optionally automatic On function after connection of operating voltage or activation via On pushbutton . Optionally cross fault detection in emergency stop control circuit . Optionally dual voltage version . Width 100 mm Technical specifications Cat. / PL acc. to EN ISO 13849-1: 4/e 1- / 2-channel: 1, 2 Connection: Pluggable screw terminals Output contacts max.: 1 NC contact, 6 NO contacts Width: 100mm Cross fault detection: Yes SIL CL acc. to IEC/EN 62061: 3 Approvals: UL-Recognized Nominal voltage: AC, DC Thermal current Ith max.: 10A Type: BO 5988 Manufacturer: E. Dold & Söhne GmbH & Co. KG Type: BO5988.61/024 DC24V+AC230V Art. No.: 0040375