| Description de l'article | Level switch min- / max-alarm / level switch NRS 1-52 in conjunction with NRG 1. -52/NRG16-4/NRG 16-36 sensitivity of response: >0.5 ...< 1000 µs/CM or >10 ...< 10 000 µs/CM (switch-selectable) output: 2 volt-free change-over contacts min-, max-alarm, de-energizing delay: 3 seconds indicators and adjusters: 1 pushbutton "test" for simulating min-, max alarm, 2 red/green leds for indicating operating mode and min-, max alarm, 1 green LED indicating "power on", 1 code switch with 4 poles for changing the sensitivity supply voltage: 24 VDC, + / -20 %, 0.1 A |