1. Homepage
  2. Products
  3. Sensors for motion control
  4. Pulse evaluation systems
  5. Evaluation units for flow monitoring
  6. SR5906


Control monitor for flow sensors


{{'OPTIONAL_INFO' | productAvailability | error}}

Dear customer,
Unfortunately, this data sheet is not available in the requested language. If you have any further questions, you can contact us by e-mail.

Best regards
Your ifm team

The above price does not include 24% VAT

  • Reliable monitoring of liquids and gases in pipes
  • For the connection of flow sensors with large immersion depths
  • For sensors made of ceramics, high-grade stainless steel and titanium
  • Easy setting of the switch points for quick set-up
  • LED bar graph for indication of switch point and flow
  • ce
  • cul
Technische Details
Application Flow monitoring; Wire monitoring
Electrical data
Operating voltage tolerance [%] -15...10
Operating voltage [V] 76.5...264 AC
Nominal voltage AC [V] 90...240
Nominal frequency AC [Hz] 50...60
Max. power consumption [VA] 3.5
Protection class II
Reverse polarity protection no
Power-on delay time [s] 10
Number of channels 1
Electrical design relay
Contact rating 3 A (250 V AC / 30 V DC); (switching cycles at 3 A load: 100.000; type of switch-off: normally open)
Switching cycles (mechanical) 20_Millionen
Switching function flow monitoring output switches when flow is present: ON for output function = normally open / OFF for output function = normally closed
Short-circuit protection no
Overload protection no
Software / programming
Adjustment of the switch point pushbutton
Operating conditions
Ambient temperature [°C] -20...60
Protection IP 67; (with sensor attached)
Tests / approvals
EN 61000-4-2 ESD 4 kV CD / 8 kV AD
EN 61000-4-3 HF radiated 10 V/m
EN 61000-4-4 Burst 2 kV
EN 61000-4-6 HF conducted 10 V
Shock resistance
DIN IEC 68-2-27 30 g (6 ms)
Vibration resistance
DIN IEC 68-2-6 5 g (55...2000 Hz)
MTTF [years] 209
Mechanical data
Weight [g] 244.5
Materials stainless steel (1.4404 / 316L); stainless steel (1.4301 / 304); PC; PBT-GF20; EPDM/X; brass
Displays / operating elements
function LED, bar graph
switching status LED, orange flash in case of wire break
Electrical connection
Required protection miniature fuse to IEC60127-2 sheet 1; ≤ 5 A; fast acting
Connection for flow sensor without short-circuit protection / reverse polarity protection.
The flow sensor must be directly connected to the control monitor.
A connection by means of extension cables is not allowed.
Recommendation Check the safe functioning of the unit after a short circuit.
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x 1/2"
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — SR5906-01 — 05.10.2018 —