“Safety gate system includes safe interlocking device with guard; locking. According to DIN EN60947-5-3. For applications up to SIL CL3 or; Ple.; Device type: 1. illuminated push button; 2. key button; 3. illuminated push button; 4. illuminated push button; 5. E-Stop; Scope of delivery: Sensor unit with push buttons (spare).”