Safety Relay – Single Channel With 3 Safety Contacts 1 Auxiliary Contact. Safety Relay – Single Channel 3 Safety Contacts 1 Auxiliary Contact 24VAC/DC Model: PNOZ-X1-24VAC/DC3n/o-1n/c Manufacturer: Pilz Part Number: 774300 PNOZ-X1-24VAC/DC3n/o-1n/c 774300 Pilz is a safety relay suitable for various industrial applications. It can be purchased at PLC2Day.