Type 2 and Type 4 light curtains from the BASIC STANDARD range are TÜV, CE and UL-certified according to IEC 61496-1 and -2 and ISO 13849-1. Protective heights range from 142 to 1,827 mm with permanent autocontrol and low power consumption. The aluminum housing is standard in size (42 × 48 mm) and connection is via an integral 5-pin M12 connector.