Amplifying relay for external sensor Applicable for NPN, PNP and NAMUR sensors Selectable activation or release of relay 1-pole relay output DC supply or AC supplies up to 230 VAC Made in accordance with the and EMC regulations The C-mac® module type RD20 is a universal amplifying module, to be used together with inductive, capacitive or optical sensors. The module has inputs fo NPN, PNP and NAMUR sensors, and delivers the necessary power for these sensors. Common technical data: Supply voltage, AC: Supply frequency: Variable supply: Isolation voltage: Supply, DC: Power consumption: Operating temp.: Humidity: Sensor connections: Common minus: 24 VDC outputg: NAMUR input: NPN input: PNP input: Indications: Green LED: Red LED: Relay inversion: Max. load, relay: 24, 115 and 230 VAC +/- 10% 40-70 Hz 12-50 VDC or 48-250 VDC Supply - internal - output: 3.75 kV 24 VDC +/- 10% Note: With this DC supply there is no galvanic isolation between the supply and internal electronics. 2,5 VA -20°C to +60°C 0 - 90% RH, non-condensing pin 7 pin 5, max. load current 20 mA pin 6 pin 8 pin 9 Supply voltage connected Relay acttivated Pin 7-11. 8 A - 250 VAC, ohmic load EMC og safety regulations. Emmision: EN 50 081 - 1 Immunity: EN 50 082 - 2 Safety: EN 60 730 Approvals: The units are produced in accordance with the CE og low voltage regulations. Functional diagram: supply sensor inp. relay, pin 7-11 open relay, pin 7-11 conn. Ordering guide: RD20-1-x-yyy x-yyy = supply voltage: 0-024: 24 VDC 4-012: 12-50 VDC 4-048: 48-250 VDC 1-024: 24 VAC 1-115: 115 VAC 1-230: 230 VAC Ordering example: RD20-1-1-024 Materials and weight RD20 and RD53: Housing: NORYL-SE-1, grey, self-extinguishing Housing bottom: NORYL SE-1, GFN-2, black, self-extinguishing Terminals: Nickel-plated brass Weight: 180 g Mechanical dimensions: see page 8-4