BWS-T2 Series Instructions manual214. TECHNICAL DATAVoltage: 24 Vdc ± 10%,reverse polarity protectionMax Power Consumption:(1 Emitter-Receiver pair) 3.4 W(2 Emitter-Receiver pair) 3.8 WWeight: 510 g. (without sensors)Operating Temperature: 0…50 °COutput: (SDS safety relay)V max 220 V AC Imax 4 A AC (load life 100000 ops)220 V AC 2 A AC (load life 500000 ops)30 V DC 2 A DCFuse Rating: 60% of ImaxInput Signals:Start: N.O. contact contact close time > 40 msOne-way wire length: < 10 mTest 1/2: N.C. contact open time > 40 msOne way wire length: < 10 mReaction Time: < 20 msInitial Test Time: 150 ms + contact close timeCycle Test Time: 150 ms + test contact timeSensing Distance andBackground Suppression:Depends on type of Emitter-ReceiverusedEnclosure Protection: IP20 when mounted in controlenclosure with at least a IP54 rating