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IFM SI5012 Flow monitor


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SKU: SI5012 Categories: , , Tag:


  • Reliable monitoring of liquids and gases in pipes
  • Variable process connection using adapters
  • Easy setting of the switch points for quick set-up
  • Robust stainless st
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Product characteristics
Number of inputs and outputs Number of digital outputs: 1
Process connection M18 x 1,5 internal thread
Media Liquids; Gases
Medium temperature [°C] -25…80
Pressure rating [bar] 300
Medium temperature [°C] -25…80
Medium temperature [°C] -25…80
Electrical data
Operating voltage [V] 19…36 DC
Current consumption [mA] < 60
Protection class III
Reverse polarity protection yes
Power-on delay time [s] 10
Inputs / outputs
Number of inputs and outputs Number of digital outputs: 1
Total number of outputs 1
Output signal switching signal
Electrical design PNP
Number of digital outputs 1
Output function normally open / normally closed; (parameterisable)
Max. voltage drop switching output DC [V] 2.5
Permanent current rating of switching output DC [mA] 250
Short-circuit protection yes
Type of short-circuit protection pulsed
Overload protection yes
Measuring/setting range
Probe length L [mm] 45
Setting range [cm/s] 3…300
Greatest sensitivity [cm/s] 3…100
Setting range [cm/s] 200…3000
Greatest sensitivity [cm/s] 200…800
Accuracy / deviations
Repeatability [cm/s] 1…5
Note on repeatability
for water 5…100 cm/s; 25 °C
Factory setting
Temperature drift [cm/s x 1/K] 0.1; (for water 5…100 cm/s; 10…70 °C)
Temperature gradient [K/min] 300
Switch point accuracy [cm/s] ± 2…± 10; (for water 5…100 cm/s; 25 °C; Factory setting)
Hysteresis [cm/s] 2…5; (for water 5…100 cm/s; 25 °C; Factory setting)
Response times
Response time [s] 1…10
Response time [s] 1…10
Response time [s] 1…10
Software / programming
Adjustment of the switch point pushbutton
Operating conditions
Ambient temperature [°C] -25…80
Storage temperature [°C] -25…100
Protection IP 67
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 50 g (11 ms)
Vibration resistance
DIN EN 60068-2-6 20 g (55…2000 Hz)
MTTF [years] 288
UL approval
UL Approval no. I02X
Mechanical data
Weight [g] 232.2
Dimensions [mm] M18 x 1.5
Thread designation M18 x 1.5
Materials stainless steel (1.4404 / 316L); stainless steel (1.4310 / 301); PC; PBT-GF20; EPDM/X
Materials (wetted parts) stainless steel (1.4404 / 316L); O-ring: FKM 80 Shore A
Process connection M18 x 1,5 internal thread
Displays / operating elements
function 10 x LED, three-colour
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12; coding: A

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