Monitoring relay levelAnalog resistance 2-200 KOHM24-240V AC/DCTime delay: 0.5-10 sec.Screw connection Siemens monitoring relaysIf you want to fully protect your plant and machinery, you can use Sieme więcej→ns monitoring relays. The only 22.5mm wide module is available in both 1-phase and 3-phase versions with a wide range of functions. The functions include monitoring current, voltage, phase order, phase error, phase asymmetry, HFI, cos phi and revolutions. Siemens Level Monitoring Relay
