Описание

Function Level Sensing Relay
Measuring range max. 450 k?
Output contacts 2 x 1 w
Operate delay +
Enclosure design Installationsverteiler
Width 22,5 mm
Type MK 9151N
According to IEC/EN 60 255, DIN VDE 0435-303 3 probe connections for 2-point and 1-point level control Also for use as moisture detector High interference resistance of the Measuring Circuit,which is isolated from the mains Max. wire length to the probes: 1500 m Large setting range: 2 ... 450 k&Omega,this permits differentiation between fluid and foam Separately adjustable response and release time delay0.2 ... 20 s for MIN- and MAX-level Programmable for:- 2 separate controllable output relays for MIN and MAX level- common controlled output relays for 2-point hysteresislevel control- open circuit operation- closed circuit operation Measuring Circuit for probes works with internally generatedAC voltage (approx. 30 Hz), electrolytic behaviour does notoccur in the liquid For auxiliary voltages of 24 ... 415 V AC or 24 V DC LEDs for operation and state of contact 2 changeover relays with 1 changeover contact each IL 9151 and SL 9151 with safe separation according toIEC/EN 61 140, IEC/EN 60 947-1 Devices available in 3 enclosure versions:IL 9151: depth 59 mm, with terminals at the bottom forinstallation systems and industrial distributionsystems according to DIN 43 880SL 9151,MK 9151N: depth 98 mm, with terminals at the top forcabinets with mounting plate and cable duct IL/SL 9151: 35 mm widthMK 9151N: 22.5 mm width''