Procesbewaking (291 artikelen)

Analog monitoring relay Fill level monitoring Resistance monitoring from 2 to 200 kohm 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC 2-step or 1-step control Tripping delay 0.5 t...

Digital monitoring relay Asymmetry 0-20% Phase sequence can be activated Phase failure 3 x 160 to 690 V 50 to 60 Hz AC Undervoltage 160-690 V Hysteresis 1-20 V ON and OFF delay 0-20 s 2 change-over...

Digital monitoring relay 3-phase supply voltage Phase sequence can be activated Phase failure 3 x 160 to 690 V 50 to 60 Hz AC Undervoltage and overvoltage 160-690 V Hysteresis 1-20 V 0-20 s each fo...

Digital monitoring relay Current monitoring, 22.5 mm from 0.05-10 A AC/DC 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC ON delay and noise pulses delay 0.1 to 20 s Hysteresis 0.0...

Digitaal bewakingsrelais spanningsbewaking, 22,5 mm van 10 tot 600 V AC/DC over- en onderschrijding voedingsspanning: AC/DC 24 V DC en AC 50 tot 60 Hz zonder galvanische scheiding van de meetkring ...

Digitaal bewakingsrelais spanningsbewaking, 22,5 mm van 10 tot 600 V AC/DC over- en onderspanning AC/DC 24 tot 240 V DC en AC 50 tot 60 Hz Storingspiekvertraging 0,1 tot 20 s hysterese 0,1 tot 300 ...

Digital monitoring relay cos phi and current monitoring from 90-690 V AC 0vershoot and undershoot self-supplied 50 to 60 Hz AC Noise pulses delay 0.1 to 20 s Hysteresis for (I) 0.1 to 2 A 2 change-...

SITOP SEL1400 10 A Selectivity module 4-channel with limiting characteristic input: 24 V DC/40 A output: 24 V DC/4x 10 A threshold adjustable 2-10 A with monitoring interface *Ex approval no longer...

SITOP SEL1400 5 A selectivity module 8-channel with limiting characteristic input: 24 V DC/40 A output: 24 V DC/8x 5 A threshold adjustable 1-5 A with monitoring interface *Ex approval no longer av...

SITOP SEL1200 10 A Selectivity module 4-channel with switching characteristic input: 24 V DC/40 A output: 24 V DC/4x 10 A threshold adjustable 2-10 A with monitoring interface *Ex approval no longe...

SITOP SEL1200 5 A selectivity module 8-channel with switching characteristic input: 24 V DC/40 A output: 24 V DC/8x 5 A threshold adjustable 1-5 A with monitoring interface *Ex approval no longer a...