Reliable airflow monitoring. For use in ventilation systems in building automation. User-friendly setting of the requested immersion depth of the sensor. Intuitive setting of the switch point via potentiometer. Signal output via potential-free relay contacts
Number of inputs and outputs
Number of relay outputs: 1
Process connection
Ø 23 mm
Medium temperature [°C]
-10...50
Pressure rating [bar]
1
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
Outputs
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
Gases
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
Gases
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
Weight [g]
386
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
Display
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
Accessories
Items supplied
Mounting clamp: 1, E40048
Remarks
Recommendation Check the safe functioning of the unit after a short circuit.
Pack quantity
1 pcs.
Electrical connection
Connection
Cable: 6 m, PUR; 4 x 0.5 mm², PVC
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — SL0105-01 — 13.04.2023 —
