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Operating instructions

Flow monitor

SI5012

11458840 / 00   05 / 2022

GB

Summary of Contents for SI5012

Page 1: ...Operating instructions Flow monitor SI5012 11458840 00 05 2022 GB ...

Page 2: ...nstallation position 7 5 1 4 Impermissible installation position 8 5 2 Interference 8 5 3 Process connection 8 6 Electrical connection 10 7 Operating and display elements 11 8 Set up 12 9 Settings 13 9 1 Changing the switch point 13 9 2 High flow adjustment 13 9 3 Low flow adjustment 13 9 4 Changing the switching logic 14 9 5 Restoring factory settings reset 14 9 6 Lock unlock 14 9 7 Remote calibr...

Page 3: ...nit packaging or at www ifm com 1 1 Symbols used Requirement Instructions Reaction result Designation of keys buttons or indications Cross reference Important note Non compliance may result in malfunction or interference Information Supplementary note 1 2 Warnings used CAUTION Warning of personal injury w Slight reversible injuries may result ...

Page 4: ...his document before setting up the product and keep it during the entire service life The product must be suitable for the corresponding applications and environmental conditions without any restrictions Only use the product for its intended purpose Ò Intended use Only use the product for permissible media If the operating instructions or the technical data are not adhered to personal injury and o...

Page 5: ...Flow monitor SI5012 5 3 Intended use The device monitors liquids and gases ...

Page 6: ... normally open function Fig 2 Flow SP normally closed function If the flow velocity decreases the switching status changes when the value falls below the switch point SP minus the hysteresis Fig 3 Flow SP normally open function Fig 4 Flow SP normally closed function The hysteresis changes with the flow velocity and it is essentially influenced by the set monitoring range It is 2 5 cm s for the set...

Page 7: ...mmersion depth 12 mm Fig 5 Immersion depth The sensor tip must be completely surrounded by the medium Recommended immersion depths minimum 12 mm 5 1 2 Recommended mounting position Fig 6 Recommended mounting position For horizontal pipes mounting from the side For vertical pipes mounting in the rising pipe 5 1 3 Conditionally possible installation position Fig 7 Conditionally possible installation...

Page 8: ...dapted to different process connections A correct fit of the unit and ingress resistance of the connection are only ensured using ifm adapters For small flow rates ifm adapter blocks are available The device is supplied without accessories Information about available accessories at documentation ifm com The optimum function is not ensured when using components from other manufacturers 2 4 1 3 Fig ...

Page 9: ...Flow monitor SI5012 9 u Place the flow monitor onto the adapter and tighten the nut Tightening torque 25 Nm Ensure that the unit is correctly oriented ...

Page 10: ...ccording to SELV PELV u Disconnect power u Connect the unit as follows 4 3 2 1 L 1 BN 2 WH 4 BK 3 BU OUT IN L Fig 11 Wiring diagram 1 Ub 2 Programming wire for remote setting 3 Ub 4 OUT PNP switching signal for flow monitoring Only use 4 wire sockets without bridge between pin 2 and pin 4 If 3 wire sockets with a bridge between pin 2 and pin 4 are used power on of the output stage triggers the rem...

Page 11: ... 9 represent the range between flow standstill and maximum flow The green LEDs show the current flow An illuminated LED shows the position of the switch point orange output closed red output open In the current example normally open function factory setting 2 Setting buttons for adjustment and configuration ...

Page 12: ...uitable for the application No further settings are required 2 Your normal flow is below the representation range of the display 2 setting options u Changing the switch point Ò 13 u High flow adjustment Ò 13 3 Your normal flow exceeds the representation range of the display LED 9 flashes u High flow adjustment Ò 13 Tab 1 Display for factory setting normally open function switch point at LED 7 LED ...

Page 13: ...h the newly set value 9 2 High flow adjustment The switch point can be set to the current flow value flow adjustment u Let the normal flow circulate in the installation u Press and keep it pressed w LED 9 is on after approx 5 seconds it flashes u Release w The device is adapted to the flow conditions It goes into operating mode w The display should now show an LED indication similar to example 1 s...

Page 14: ...on after approx 5 seconds it flashes w After approx 15 seconds LEDs 0 4 flash orange u Release w All settings are reset to the factory setting operating range 5 100 cm s for water switch point LED 7 output function normally open not locked 9 6 Lock unlock The unit can be locked electronically to prevent unauthorised setting Factory setting not locked u Press both setting keys for 10 seconds w The ...

Page 15: ...ting The device displays the current flow and the switching status In case of power failure or interruption of the operating voltage all settings remain Display Explanation 1 LED 0 flashes Current flow below the display range 2 Current flow within the display range 3 Current flow corresponds to the switch point 4 Current flow above the switch point 5 LED 9 flashes Current flow above the display ra...

Page 16: ... light alternately Short circuit at the switching output u Remove short circuit w The device immediately returns to the normal operating status and the current operating indication appears in the display LEDs flash red The device then returns to the operating mode with unchanged values High flow adjustment or low flow adjust ment not successful u Check whether all installation requirements have be...

Page 17: ...tip for build up one month after set up Repeat check regularly Determine check intervals based on the application In case of soiling clean the sensor tip with a soft cloth Stubborn build up such as lime can be removed using a common vinegar cleaning agent u After use dispose of the device in an environmentally friendly way in accordance with the applicable national regulations ...

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