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IFM SL0101 Airflow monitor


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SKU: SL0101 Categories: , , Tag:


  • Reliable airflow monitoring
  • For use in ventilation systems in building automation
  • User-friendly setting of the requested immersion depth of the sensor
  • Intuitive settin
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Product characteristics
Number of inputs and outputs Number of relay outputs: 1
Process connection Ø 23 mm
Medium temperature [°C] -10…50
Pressure rating [bar] 1
Electrical data
Operating voltage [V] 80…250 AC / 90…250 DC
Max. power consumption [VA] 3
Min. insulation resistance [MΩ] 100; (500 V DC)
Reverse polarity protection no
Power-on delay time [s] 60
Inputs / outputs
Number of inputs and outputs Number of relay outputs: 1
Output signal switching signal
Number of relay outputs 1
Contact rating 3 A (30 V DC / 250 V AC)
Switching function flow monitoring relay energised when flow is present
Short-circuit proof no
Overload protection no
Measuring/setting range
Setting range [cm/s] 100…1000
Greatest sensitivity [cm/s] 100…400
Accuracy / deviations
Temperature gradient [K/min] 5
Response times
Response time [s] 3…60
Response time [s] 3…60
Software / programming
Adjustment of the switch point potentiometer
Operating conditions
Ambient temperature [°C] -10…50
Storage temperature [°C] -25…85
Max. relative air humidity [%] 90
Protection IP 65
Tests / approvals
MTTF [years] 747
Mechanical data
Weight [g] 208
Dimensions [mm] Ø 23 / L = 142
Materials housing: PBT; sensor surface: titanium
Materials (wetted parts) PBT; titanium
Process connection Ø 23 mm
Displays / operating elements
function 1 x LED, red
function 1 x LED, green
Electrical connection
Required protection miniature fuse to IEC60127-2 sheet 1; ≤ 5 A; fast acting
Items supplied
Mounting clamp: 1, E40048
Recommendation Check the safe functioning of the unit after a short circuit.
Pack quantity 1 pcs.
Electrical connection
Connection Cable: 2 m, PVC; 4 x 0.5 mm²

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