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Control monitor for flow sensors


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  • For the connection of flow sensors
  • Integrated flow, temperature and wire monitoring
  • Adjustable switching outputs for monitoring flow and temperature
  • Clearly visible multi-colour LED bargraph display
  • Signal output via potential-free relay contacts
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Technische Details
Application Flow monitoring; Temperature monitoring; Wire monitoring
Electrical data
Operating voltage tolerance [%] -20...10
Operating voltage [V] 24 DC
Current consumption [mA] 90
Protection class III
Reverse polarity protection no
Power-on delay time [s] 10...80; (adjustable (fixed-value resistors terminals 22-23))
Number of channels 1
Performance in case of a fault In case of undervoltage all relays are de-energised; the LED "LOW VOLTAGE/WIRE BREAK-RELAY" lights
Electrical design relay
Contact rating 4 A (250 V AC / 30 V DC)
Switching function flow monitoring relay energised when flow is present and during the power-on delay time
Switching function temperature monitoring relay energised when temperature is exceeded
Switching function wire break monitoring relay de-energised in case of wire break or short circuit
Short-circuit proof no
Overload protection no
Response times
Response time [s] < 3
Software / programming
Adjustment of the switch point potentiometer
Selection liquids / gases wire bridge; on delivery: monitoring of liquids.; for monitoring of gases: link terminals 23 / 24.
Switch point setting potentiometer
Temperature range [°C] 0...80
Repeatability of the set switch point [K] 4
Operating conditions
Ambient temperature [°C] -20...60
Note on ambient temperature
in case of sufficient free space for convection cooling
Protection IP 20
Tests / approvals
MTTF [years] 263
Mechanical data
Weight [g] 237.5
Housing housing for DIN rail mounting
Dimensions [mm] 100 x 25 x 103.5
Materials PBT
Displays / operating elements
function 11 x LED
switching status LED, red
switching status LED, red
Electrical connection
Required protection miniature fuse to IEC60127-2 sheet 1; ≤ 5 A; fast acting
Recommendation Check the safe functioning of the unit after a short circuit.
Pack quantity 1 pcs.
Electrical connection
Connection COMBICON connector:
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — SR0150-01 — 23.07.2010 —