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Level Control Relay GRL8-01 02

Function Features -In one device you can choose the following configurations: – 2 level control mode – 1 level control mode -Choice of function PUMP UP, PUMP DOWN. -Adjustable time delay on the output (0.1 – 10s). -Sensitivity adjustable by a potentiometer (5-100kΩ). -Galvanically separated supply voltage AC/DC 24-240V. – Relay status is indicated by LED. – 1-MODULE,DIN rail mounting.


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SKU GRL8 Category



  • Designed  for monitoring level in wellss, basins, reservoirs, tanks…..
Technical parametersGRL8-01GRL8-02
Function2 level contorl mode2 or 1 level contorl mode
Supply terminalsA1-A2
Voltage rangeAC/DC 24-240V(50-60Hz)
Supply voltage tolerance-15%;+10%
Sensitivity ( input resistance)adjustable in range 5 kΩ -100 kΩ
Voltage in electrodesmax. AC 5 V
Current in probeAC <0.1 mA
Time responsemax. 400 ms
Max. capacity length800 m (sensitivity 25kΩ), 200 m (sensitivity 100 kΩ)
Max. capacity of probe cable400 nF (sensitivity 25kΩ), 100 nF (sensitivity 100 kΩ)
Time delay (t)adjustable, 0.1 -10 s
Accuracy in setting (mechanical)± 10 %
Temperature coefficient0.05%/℃,at=20℃(0.05%℉,at=68℉)
Current rating1×10A(AC1)
Switching voltage250VAC/24VDC
Min.breaking capacity DC500mW
Output indicationred LED
Mechanical life1×107
Electrical life(AC1)1×105
Reset timemax.200ms
Operating temperature-20℃ to+55℃(-4℉to131℉)
Storage temperature-35℃ to+75℃(-22℉to158℉)
Mounting/DIN railDin rail EN/IEC 60715
Protection degreeIP40 for front panel/IP20 terminals
Operating positionany
Overvoltage cathegoryIII.
Pollution degree2
Max.cable size(mm 2)solid wire max.1×2.5or 2×1.5/with sleeve max.1×2.5(AWG 12)
Tightening torque0.8Nm
StandardsEN 60255-1



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