IDENTIFICATION Manufacturer: Siemens Product Family: 8WD4 Part Number: 8WD4420-5AD Product Type: Signal column light element Condition: USED YOM: 2011 Country of Manufacture: Germany   SIGNALING Signal Type: Visual Light Color: Yellow Light Source: LED Signaling Function: Machine / process status indication Acoustic Signal: No   ELECTRICAL Operating Voltage: 24 V AC/DC Current Consumption: Not specified Power Consumption: Not specified   CONFIGURATION / INTERFACE System Configuration: Modular signal column Compatible Product Family: Siemens 8WD4 Element Configuration: Single light element Mechanical Interface: Stackable / modular Electrical Interface: Integrated module contacts   CONSTRUCTION Lens Color: Yellow Lens Configuration: Cylindrical Housing Material: Molded polymer Installation Configuration: Signal-column mounted   STANDARDS / APPROVALS DIN VDE Standard: DIN VDE 0660 T200 IEC / EN Standard: IEC / EN 60947-5-1 cULus: Listed CE: Yes