SKF SF05A Original Operating And Maintenance Instructions
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SKF SF05A Original Operating And Maintenance Instructions

Safeflow flowmeters
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SKF SAFEFLOW FLOWMETERS
SF05A, SF10A, SF15A, SF20A and
SF30A
(Original operating and maintenance instructions compliant with EU Directive
2014/30/EU)

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Summary of Contents for SKF SF05A

  • Page 1 SKF SAFEFLOW FLOWMETERS SF05A, SF10A, SF15A, SF20A and SF30A (Original operating and maintenance instructions compliant with EU Directive 2014/30/EU)

  • Page 2: Table Of Contents

    4.3 Storage ..............................16 5 LUBRICANTS ..............................17 5.1 General information ........................... 17 5.2 Lubricant selection ............................ 17 5.1 Material compatibility ..........................18 5.2 Ageing of lubricants ........................... 18 6 SKF SAFEFLOW FLOWMETERS SF05A, SF10A, SF15A, SF20A, SF30A ..........19...
  • Page 3 6.1 SKF Safeflow flowmeter’s technical description ..................19 6.1.1 Main components ..........................19 6.1.2 Operating principle ..........................19 6.2 Technical specifications ..........................19 6.2.1 Specifications ............................. 19 6.2.2 Dimensions ............................21 6.2.3 Accessories ............................25 6.2.4 Specifying the flow ..........................25 6.2.5 Adjustment curves ..........................
  • Page 4 8.2 Technical specifications BSC-12030 ......................56 8.2.1 General ............................... 56 8.2.2 Control unit ............................57 8.2.3 Alarm sensor ............................58 8.3 Working principle BSC-051015 and BSC-12030 ..................58 8.4 Electrical installation BSC-051015 and BSC-12030 ................. 59 8.4.1 Connecting the sensors ........................60 8.4.2 External connections ..........................

  • Page 5: Legal Disclosure

    " negligence or wilful violation; and " the use of non-original (non-SKF) spare parts. SKF’s liability for damage resulting from the use of products is limited to the maximum purchase price. Liability for consequential damages of any kind is excluded.

  • Page 6: Explanation Of Symbols, Signs And Abbreviations

    2 EXPLANATION OF SYMBOLS, SIGNS AND ABBREVIATIONS The following symbols are used in the safety instructions included in this manual to highlight conditions which are potentially harmful to people, materials or the environment. Please follow the instructions provided especially in the highlighted conditions. Also, mediate the safety in- structions to other operators.
  • Page 7 Symbol Meaning Instruction step ü ñ List item Conditions which must be met before the activities described in ð the title clause can be completed ö Related factors, causes or consequences regarding °C degrees Celsius °F degrees Fahrenheit approx. approximately Kelvin Ounce i.e.
  • Page 8 Conversion factors length 1 mm = 0.03937 in. 1 cm² = 0.155 sq.in volume 1 ml = 0.0352 fl.oz. 1 l = 2.11416 pints (US), 0.264 gallons (US) mass 1 kg = 2.205 lbs 1 g = 0.03527 oz. density 1 kg/cc = 8.3454 lb./gal (US) 1 kg/cc = 0.03613 lb./cu.in.

  • Page 9: Safety Instructions

    Never use parts of the centralised lubrication system or of the machine as standing or climbing aids. 3.3 Intended use SKF Safeflow is a flowmeter unit for adjusting, measuring and controlling the flow rates of lubricants in circula- tion lubrication systems. It must be used in accordance with the specifications, technical data and limitations stated in these instructions.

  • Page 10: Foreseeable Misuse

    3.4 Foreseeable misuse Any use differing from that stated in these instructions is strictly prohibited, particularly the following: " use outside the indicated temperature range; " use of non-specified lubricants; " exceeding the maximum allowable operating pressure, " use in continuous operation, excluding circulation lubrication systems, "...

  • Page 11: Notes On The Type Plate

    3.9 Notes on the type plate The type plate indicates the type designation, order code and other key details of the device. The type plate is located in the alarm box of the flowmeter unit. The markings on the type plate vary depending on whether the SF meter is equipped with an alarm unit.

  • Page 12: Persons Authorised To Operate The Device

    3.10 Persons authorised to operate the device 3.10.1 Operator An operator is a person who is qualified to carry out the functions and activities related to normal operation based on his or her training, knowledge and experience. This includes avoiding possible hazards that may arise during operation.

  • Page 13: Orientation For External Technicians

    3.10.4 Orientation for external technicians Prior to commencing any activities, external technicians must be informed by the end user at the place of op- eration. on site safety provisions, applicable accident prevention procedures and the functions, guards and protective devices of the device to be connected to the lubrication system. 3.10.5 Provision of personal protective equipment The end user must provide personal protective equipment suitable for the respective location of operation and the intended use.

  • Page 14: Commissioning And Daily Start-Up

    " All components used must be suitable for use at: – the system’s maximum operating pressure, and – the maximum and minimum operating temperatures of the product. " No parts of the lubrication system may be subjected to torsion, shear or bending. "...

  • Page 15: Residual Risks

    3.14 Residual risks Residual risk Lifecycle stage Prevention/remedy Personal injury / material damage A, B, C, G, H, K Prevent unauthorised access. due to falling of raised parts Make sure no one remains under suspended parts or loads. Lift parts with suitable, tested lifting devices.

  • Page 16: Delivery, Return & Storage

    4 DELIVERY, RETURN & STORAGE 4.1 Delivery Inspect the product immediately after reception for any signs of damage during shipment and other defects by comparing the delivery to the shipping documents. Immediately report any damage suffered in transport to the forwarding agent.

  • Page 17: Lubricants

    5.2 Lubricant selection SKF considers lubricants to be an element of system design. A suitable lubricant is selected already when de- signing the machine and it forms the basis for centralised lubrication system planning. The selection is made by the manufacturer/end user of the machine, preferably together with the lubricant supplier based on a requirement profile defined by the customer.

  • Page 18: Material Compatibility

    It is possible for lubri- cants to be tested in SKF's laboratory for their suitability for being pumped in centralised lubrication systems (e.g. no “bleeding”). Please contact SKF if you have further questions regarding lubricants. An overview of the...

  • Page 19: Skf Safeflow Flowmeters Sf05A, Sf10A, Sf15A, Sf20A, Sf30A

    Each meter can be set separately according to the required flow. The SF05A, SF10A and SF15A meters also make it possible to use three flow ranges, since they can be con- verted with the SF05A-KIT4 modification kit, SF10A-KIT4 modification kit or SF15A-KIT4 modification kit.
  • Page 20 Flowmeter type Viscosity Flow rate range SF-05A 100 cSt 0.1 - 0.7 l/min 220 cSt 0.04 - 0.35 l/min SF-10A 100 cSt 0.1 - 3.0 l/min 220 cSt 0.1 - 1.7 l/min SF-15A 100 cSt 0.3 - 7.2 l/min 220 cSt 0.2 - 4.4 l/min SF-20A 100 cSt...

  • Page 21: Dimensions

    6.2.2 Dimensions Fig.1. Dimensional drawing SF05A, SF10A, SF15A, without alarm Type SF**A-01-RX 79 mm G 1/2 G 1/2 SF**A-02-RX 123 mm G 1/2 SF**A-04-RX 211 mm G 1/2 SF**A-06-RX 299 mm G 1/2 SF**A-08-RX 387 mm G 1/2 SF**A-10-RX 475 mm...
  • Page 22 Figure 2. Dimensional drawing SF05A, SF10A and SF15A, with alarm -BSC models only, 1) + 2) BSS models only. Type SF**A-01-RA-BS* 170 mm G 1/2 G 1/2 SF**A-02-RA-BS* 214 mm G 1/2 SF**A-04-RA-BS* 302 mm G 1/2 SF**A-06-RA-BS* 390 mm...
  • Page 23 Figure 3. Dimensional drawing SF20A- Type SF20A-01-R*-** G3/4 G3/4 SF20A-02-R*-** G3/4 SF20A-03-R*-** G3/4 SF20A-04-R*-** G3/4 SF20A-05-R*-** G3/4 SF20A-06-R*-** G3/4 SF20A-01-U*-** 3.07” NPT 3/4 NPT 3/4 SF20A-02-U*-** 5.67” NPT 1 NPT 3/4 SF20A-03-U*-** 7.64” NPT 1 NPT 3/4 SF20A-04-U*-** 9.61” NPT 1 NPT 3/4 SF20A-05-U*-** 11.57”...
  • Page 24 Figure 4. Dimensional drawing SF30A- Type SF30A-01-RX, SF30A-01-RA-BS G1 1/4 G1 1/4 SF30A-01-UX, SF30A-01-UA-BS NPT 1 1/4 NPT 1 1/4...

  • Page 25: Accessories

    Inductive flow monitoring with alarm for each meter, and connection to external monitoring system. 6.2.4 Specifying the flow Calibration is based on the required flow, the viscosity of the oil and the operating temperature. 6.2.5 Adjustment curves Table 2. Adjustment curves Flowmeter type Drawing number SF05A 461176 SF10A 460934 SF15A 460935 SF20A...

  • Page 26: Defining The Flowmeter Cone Level

    The line is drawn as follows: " Check the oil specification for the viscosity of the oil in question at +40°C/104 °F and +100°C/212 °F. " Mark both points to the lower chart in the calibration drawing. " Draw a line to the chart through these two points. 6.2.7 Defining the flowmeter cone level "...
  • Page 27 Figure 6. SF05 Adjustment curve...
  • Page 28 Figure 7. SF10A Adjustment curve...
  • Page 29 Figure 8. Sf15A Adjustment curve...
  • Page 30 Figure 9. SF20A adjustment curve...
  • Page 31 Figure 10. SF30A Adjustment curve...

  • Page 32: Maintenance

    Figure 19. BS-XXXX-COMBO Modification kits Meter SF05A can be modified to SF10A or SF15A by using the SF10A-KIT4 (13128670) or SF15A-KIT4 (13128680) modification kits. Meter SF10A can be modified to SF05A or SF15A by using the SF05A-KIT4 (13128665) or SF15A-KIT4...
  • Page 33 Meter SF15A can be modified to SF05A or SF10A by using the SF05A-KIT4 (13128665) or SF10A-KIT4 (13128670) modification kits. Figure 11. SF05 spare parts and spare part kits (260194) SF10A-05A SF05A SF05A SF05A KIT1 KIT2 KIT3 KIT4 ITEM NAME CODE...
  • Page 34 Figure 12. SF10 spare parts and spare part kits (260058) SF10A-05A SF10A SF10A SF10A SF051015A KIT1 KIT2 KIT3 KIT4 AL-VALVE NUM- ITEM NAME CODE 13128520 13128570 13128630 13128670 13128485 PLUG SGA-1-SS-M8 12407000 O-RING 6.1X1.6 12680900 ADJUSTMENT FRAME SF051015A 13401550 SCREW M5X6 H 12660568 ADJUSTMENT SECTION SF1 051015A...
  • Page 35 Figure 13. SF15 spare parts and spare part kits (260062) SF15A SF15A SF15A SF15A SF051015A- KIT1 KIT2 KIT3 KIT4 AL-VALVE ITEM NAME CODE NUMBER 13128530 13128580 13128640 13128680 13128485 PLUG SGA-1-SS-M8 12407000 O-RING 6.1X1.6 12680900 ADJUSTMENT PLUG SF051015A 13128700 O-RING 25.3X2.4 VITON 13681300 SPRING 15-17 Fe 13770950...
  • Page 36 Figure 14. SF20 spare parts and spare part kits 260066 SF20A SF20A SF20A SF20A SF20A-AL-VALVE KIT1 KIT2 KIT3 KIT4 NUM- ITEM NAME CODE 13128540 13128590 13128650 13128732 13128495 PLUG SGA-1-SS-M8 12407000 O-RING 6.1X1.6 12680900 ADJUSTMENT PLUG. 13128710 SF20 ASSEMBLY O-RING 30.3X2.4 13681400 SPRING 24.5-36 Fe 13771350...
  • Page 37 Fig.15. SF30 spare parts and spare part kits 260068 SF30A SF30A SF30A SF30A SF30A-AL- KIT1 KIT2 KIT3 KIT4 VALVE NUM- ITEM NAME CODE 13128550 13128600 13128660 13128736 13128505 PLUG SGA-1-SS-M8 12407000 O-RING 6.1X1.6 12680900 ADJUSTMENT PLUG SF30 ASSEMBLY 13128710 O-RING 45.2X5.7 13681650 SPRING 24.5-36 Fe 13771350...
  • Page 38 Fig.16. Spare parts and spare parts kits for thermometers ITEM NAME NUMBER CODE SF1/051015 SF2/20 SF3/30 13805000 13805001 13805002 O-RING 3.3X2.4 12681300 THERMOMETER SF1-051015A 13601600 THERMOMETER SF20A-30A 13601650 SPRING 8-15 Fe 12771100 12771100 12771100 SCREW M10X10 ZN 12660620 DBI-PLUG NO 8 11791030...
  • Page 39 Fig.17. SF05/-10/-15 alarm spare parts 260194 SF05/10A-XX-RA/UA SF15A-XX-RA/UA ITEM NAME CODE RA-BSC RA-BSS UA-BSC UA-BSS RA-BSC RA-BSS UA-BSC UA-BSS ALARM SENSOR BS 0510-COMBO 13128245 ALARM SENSOR BS 15-COMBO 13128250 BSC-051015 ALARM BOX JOINT ALARM 13128380 BSS-051015 ALARM BOX SEPARATE ALARM 13128385 BSC-051015-U ALARM BOX JOINT ALARM 13128382...
  • Page 40 Fig. 18. SF20/-30 alarm spare parts 260066, 260068 SF020A-XX-RA/UA SF30A-XX-RA-BS ITEM NAME CODE RA-BSC RA-BSS UA-BSC UA-BSS RA-BSC RA-BSS UA-BSC UA-BSS SF20A MONITORING SENSOR MOUNTING KIT 13128280 SF30A MONITORING SENSOR MOUNTING KIT 13128290 ALARM SENSOR BS 12030-COMBO 13128255 BSC-12030 ALARM BOX JOINT ALARM 13128390 BSS-12030 ALARM BOX SEPARATE ALARM 13128395...
  • Page 41 Fig.19. alarm sensors 461255, 461256, 461258 BS-0510-COMBO BS-15-COMBO BS-12030-COMBO ITEM NAME NUMBER CODE 13128245 13128250 13128255 4-ELBOW NUT M3 12661340 SLOTTED SCREW M3X10 H 13660119 SLOTTED SCREW M3X8 H 12662840 SENSOR HOLDER BS-05/10 13772500 SENSOR HOLDER BS-15 13772520 SENSOR HOLDER BS-12030 13772400 MONITORING SENSOR GLX-15FLU 13500220...

  • Page 42: Flow Tube -Specific Alarm Bss

    Technical documentation has been drawn up in accordance with Part B of Annex VII. The manufacturer undertakes to deliver the tech- nical documentation to national authorities in electronic format when so requested. The company authorised to compile the technical doc- uments is SKF (U.K.) Limited, 2 Canada Close, Banbury, Oxfordshire, OX16 2RT, GBR. Description: The Safeflow monitor is a flow meter unit for adjusting, measuring and controlling the lubricant flow in the circulat- ing lubrication system.

  • Page 43: Technical Specifications Bss-051015

    7.2 Technical specifications BSS-051015 7.2.1 General The alarm system consists of a flow tube -specific alarm sensor and a monitoring unit at the end of the meter group. The alarm sensor is essentially an inductive proximity switch that detects the position of the metal float in the flow tube.

  • Page 44: Control Unit

    The corresponding sensor is in an alarm mode. The alarm electronics or sensor are de-energized. The sensor wire is broken. 7.2.3 Alarm sensor Type BS-0510-C for flow tubes SF05A and SF10A. Type BS-15-C for flow tube SF15A. Inductive proximity switch with a two-wire connection.

  • Page 45: Technical Specifications Bss-12030

    7.3 Technical specifications BSS-12030 7.3.1 General The alarm system consists of a flow alarm sensor and a joint control unit to which 1 ... 10 alarm sensors can be connected. The alarm sensor is essentially an inductive proximity switch that detects the position of the metal float in the flow tube.

  • Page 46: Control Unit

    7.3.2 Control unit The control unit is enclosed in a polycarbonate casing. The electronic card, FAU1015S, is attached to the cover of the case. The wires of the sensors and the cables of the power supply and alarm outputs are con- nected to the card’s terminal blocks.

  • Page 47: Operating Principle Bss-051015 And Bss-12030

    7.4 Operating principle BSS-051015 and BSS-12030 One control unit can be connected to 1 ... 10 BS-0510-C, BS-15-C or BS-12030 alarm sensors. The monitoring unit monitors the sensor status and, in the event of a sensor alarm, activates a corresponding alarm signal, which is a relay contact that opens.
  • Page 48 Figure 22. FAU1015S layout 461252 Fuse 315 mAT LED connection pads Terminal block power supply Terminal block sensors 1 – 5 Terminal block sensors 6 – 10 Terminal block relay outputs 1 – 5 Terminal block outputs 6 – 10...

  • Page 49: Connecting The Sensors

    7.5.1 Connecting the sensors The sensors are connected to the terminal blocks 21 - 40 on the electronic card. Make sure to check that the wires of the sensors are connected in the correct direction. The colour codes, brown and blue, are also marked on the card.
  • Page 50 Fig. 23 External connections 318766...

  • Page 51: Settings And Adjustments Bss-051015

    7.6 Settings and adjustments BSS-051015 7.6.1 Disabling the indicator lights The unit has connections for 10 sensors. The indicator LEDs corresponding to the unconnected sensor posi- tions are lit up continuously. This can be prevented by removing the electronic module’s corresponding jump- ers J1 - J10.

  • Page 52: Settings And Adjustments Bss-12030

    7.7 Settings and adjustments BSS-12030 7.7.1 Disabling the indicator lights The unit has connections for 10 sensors. The indicator LEDs corresponding to the unconnected sensor posi- tions are lit up continuously. This can be prevented by removing the electronic module’s corresponding jump- ers J1 - J10.

  • Page 53: Terminal Block Sequence Bss-051015 And Bss-12030

    7.8 Terminal block sequence BSS-051015 and BSS-12030 Meaning 1 and 2 Operating voltage 24V AC/DC, pole 1 3 and 4 Operating voltage 24V AC/DC, pole 2 5 and 6 Casing grounding Connected No 8 Connected No 7 Sensor 1 +, brown wire Sensor 1 -, blue wire Sensor 2 +, brown wire Sensor 2 -, blue wire...

  • Page 54: Measuring Group-Specific Alarm Bsc

    8 MEASURING GROUP-SPECIFIC ALARM BSC 8.1 Technical specifications BSC-051015 8.1.1 General The alarm system consists of a flow tube -specific alarm sensor and a monitoring unit at the end of the meter group. The alarm sensor is essentially an inductive proximity switch that detects the position of the metal float in the flow tube.

  • Page 55: Control Unit

    Alarm electronics or one of the sensors are de-energized. The sensor wire is broken. The time-delay circuit is broken. 8.1.3 Alarm sensor Type BS-05/10-C for flow tubes SF05A and SF10A. Type BS-15-C for flow tube SF15A. Inductive proximity switch with a two-wire connection.

  • Page 56: Technical Specifications Bsc-12030

    8.2 Technical specifications BSC-12030 8.2.1 General The alarm system consists of a flow alarm sensor and a joint control unit to which 1 ... 10 alarm sensors can be connected. The alarm sensor is essentially an inductive proximity switch that detects the position of the metal float in the flow tube.

  • Page 57: Control Unit

    8.2.2 Control unit The control unit is enclosed in a polycarbonate casing. The electronics card, FAU1015C, is attached to the cover of the casing. The sensor wires as well as the power supply and alarm outputs are attached to the card's terminal blocks.

  • Page 58: Alarm Sensor

    Failsafe features The output relay is set to alarm state when: One of the sensors is in alarm mode and the set delay has elapsed. Alarm electronics or one of the sensors are de-energized. The sensor wire is broken. The time-delay circuit is broken. 8.2.3 Alarm sensor Type BS-12030 for flow tubes SF01A, SF20A and SF30A.

  • Page 59: Electrical Installation Bsc-051015 And Bsc-12030

    8.4 Electrical installation BSC-051015 and BSC-12030 The switching and set points with the electronic module FAU1015C are shown in Figure 27, FAU1015C lay- out. The terminal block meanings are listed in Table Terminal block sequence (see section 8.7 ). Figure 27. FAU1015C layout 461246 Delay setting Indicator...

  • Page 60: Connecting The Sensors

    8.4.1 Connecting the sensors The sensors are connected to the terminal blocks 21 - 40 on the electronic card. Make sure to check that the wires of the sensors are connected in the correct direction. The colour codes, brown and blue, are also marked on the card.
  • Page 61 The supply voltage is connected to poles 1 and 3 of connector X1. The DC voltage polarity does not matter. The supply voltage limit values are: 24V DC (22 - 36V DC) or 24V AC (18 - 27V AC RMS) Power consumption 140 mA max.

  • Page 62: Settings And Adjustments Bsc-051015

    8.5 Settings and adjustments BSC-051015 8.5.1 Setting the delay The delay is set on the electronic card in field J1 by setting the jumper at the desired position 10, 50 or 100 (s). If both 10 s and 50 s positions are closed, the delay is 0 s. 8.5.2 Adjusting the sensors' switching point The alarm limit for float movement can be adjusted by moving the sensor up or down in its holder.

  • Page 63: Terminal Block Sequence Bsc-051015 And Bsc-12030

    8.7 Terminal block sequence BSC-051015 and BSC-12030 Meaning 1 and 2 Operating voltage 24V AC/DC 3 and 4 Operating voltage 24V AC/DC 5 and 6 Casing grounding Connected No 8 Connected No 7 9 and 12 Alarm relay, closing contact (NO) 10 and 13 Alarm relay, opening contact (NC) 11 and 14...

  • Page 64: Appendices

    9 APPENDICES 9.1 CHINA RoHS Table...

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Sf10aSf15aSf20aSf30a

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