ASM POSIROT PRAS Series Instruction Manual
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ASM POSIROT PRAS Series Instruction Manual

Analog magnetic angle sensors
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POSIROT
/ PRAS
®
Analog Magnetic
Angle Sensors
Instruction Manual
Please read carefully before installation and operation!

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Summary of Contents for ASM POSIROT PRAS Series

  • Page 1 POSIROT / PRAS ® Analog Magnetic Angle Sensors Instruction Manual Please read carefully before installation and operation!

  • Page 2: Table Of Contents

    Placement and alignment of the position magnet Reference position Torque for the mounting screws Electrical installation Sensor fixing with shield Outline drawings Specification of the outputs Accessories Accessory cables Position magnets Mounting plates Reliability characteristics Declaration of conformity MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...

  • Page 3: Safety Instructions

    The sensor must be operated only within values specified in the catalog or datasheet. Connection to power supply must be performed in accordance with safety instructions for electrical facilities and performed only by trained staff. ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...

  • Page 4: Description

    PRAS27. They can reduce the effect of residual magnetizing in case the sensor has to be mounted on a ferromagnetic material (see page 8). It is however not possible to exclude the effect of lateral external magnetic fields. MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...
  • Page 5 0 ... 5 0,15 – PRMAG22 0 ... 10 0 ... 5 PRMAG20 PRAS27 0 ... 7,5 0 ... 5 – PRMAG21 0 ... 2,5 0 ... 5 0,15 – PRMAG22 0 ... 10,5 0 ... 5 ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...

  • Page 6: Reference Position

    Clockwise increasing signal (CW), view to sensor measuring area/shaft Marking Range [°] Counterclockwise increasing signal (CCW), view to sensor measuring area/shaft Marking Range [°] Example for angle range 90° Marking Example for angle range 360° Marking MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...

  • Page 7: Electrical Installation

    Caution: Do not twist the M12 connector insert. Cable outputs must be installed in such a way that no moisture can get into the cable. Crossing the dew point must be avoided. A separate cord grip is recommended. ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 8 POSIROT ® Instruction Manual Mounting Sensor fixing with a shield plate (optional) (continued) PRAS20 PRAS20 shield plate PRAS21 PRAS21 shield plate PRAS27 PRAS27 shield plate MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...
  • Page 9 Measuring area Position magnet Dimensions in mm [inch] Marking Outline drawing PRAS1 Cable version Marking Measuring area Position magnet Dimensions in mm [inch] Weight without cable 20 g approx. Dimensions informative only. For guaranteed dimensions consult factory. ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 10 POSIROT ® Instruction Manual Mounting PRAS1 Flush-mounted In case of bündig nicht bündig Non-magnetic material magnetic material nicht magnetisches Material magnetisches Material Reference position Markierung Marking Markierung Marking MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...
  • Page 11 POSIROT ® Instruction Manual Outline drawing PRAS2 Cable version Marking Position magnet Measuring area Dimensions in mm [inch] Weight without cable 40 g approx. Dimensions informative only. For guaranteed dimensions consult factory. Markierung Marking Markierung Marking ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 12 Dimensions in mm [inch] Positions- Position magnet Measuring area Messfläche magnet Connector M12 M12 Stecker Weight without cable 50 g approx. Dimensions informative only. For guaranteed dimensions consult factory. Markierung Marking Markierung Marking Reference position Also for connector version MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...
  • Page 13 PRAS2 Connector version M12 radial Connector M12 Marking Position magnet Measuring area Dimensions in mm [inch] Weight without cable 50 g approx. Dimensions informative only. For guaranteed dimensions consult factory. Markierung Marking Markierung Marking Reference position ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...

  • Page 14: Outline Drawings

    Outline drawing Marking PRAS3 Shaft Connector M12 Connector Dimensions in mm [inch] Weight without cable 250 g approx. Dimensions informative only. For guaranteed dimensions consult factory. Reference Flat area position Marking Marking (back side) Marking (back side) MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...
  • Page 15 4 x M3-5 [.197] Marking Markierung Connector Dimensions in mm [inch] Weight without cable 250 g approx. Dimensions informative only. For guaranteed dimensions consult factory. Reference position Flat area Marking Marking Marking (back side) (back side) ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 16 Position magnet Positionsmagnet  15 [.591] Meßfläche Measuring area Ø 9 [.354] Connector M12 M12-Stecker Dimensions in mm [inch] Dimensions informative only. For guaranteed dimensions consult factory. Reference position Marking Markierung Markierung Marking Marking Markierung Marking Markierung MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...
  • Page 17 Measuring area Meßfläche Ø 15 [.591] Connector M12 M12-Stecker 13 [.512] Ø 9 [.354] Dimensions in mm [inch] Dimensions informative only. For guaranteed dimensions consult factory. Reference position Marking Markierung Marking Markierung Markierung Marking Marking Markierung ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 18 Messfläche Measuring area Position Positions- PRAS20 magnet magnet Ø 48 [1.890] Dimensions in mm [inch] Ø 38 [1.496] Markierung Marking Dimensions informative only. For guaranteed dimensions consult factory. 8 [.315] Reference Marking position Marking Marking Marking MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...
  • Page 19 POSIROT ® Instruction Manual Outline drawing Position Measuring area PRAS21 magnet Marking Dimensions in mm [inch] Dimensions informative only. For guaranteed dimensions consult factory. Reference Marking position Marking Marking Marking ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 20 Marking Reference position Markierung Markierung Marking Strain relief Zugentlastung For all sensors with cable: Cable diameter Ø 5,2 mm in motion not in motion Min. bending radius 10 x Ø, 10 million cycles 5 x Ø MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...

  • Page 21: Specification Of The Outputs

    Reverse polarity, short circuit Operating temperature -40 ... +85 °C (-40 ... +185 °F) Other outputs on request. Output signals Excitation + U2 / U2B Signal + U6 / U6/8,25 U8 / U8R I1 / I1B ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 22 Sensors with extended temperature range like PRAS1-KAB-T125 PRAS2-KAB-T125 PRAS3-KAB-T125 are equipped with special cables. These cables cannot pass any traction forces to the sensor. The customer must ensure an appropriate strain relief or install the cables firmly. MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...

  • Page 23: Accessories

    Dimensions informative only. For guaranteed dimensions consult factory. Position magnet PRMAG21 Sensor / sensor 6,6 [.260] Markierung /  2,7 [.106] marking Ø 5,4 [.213] Sensor / sensor Weight 3 g approx. Moment of inertia 0.1 kgmm ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 24 POSIROT ® Instruction Manual Accessories Position magnet PRMAG22 Markierung / marking Weight 17 g approx. Moment of inertia 3 kgmm Sensor / sensor Dimensions in mm [inch] Dimensions informative only. For guaranteed dimensions consult factory. MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...

  • Page 25: Position Magnets

    / non magnetisable shields and screws Magnet Mounting method Material Mounting of the PRMAG20 Screw(s) M4 magnets PRMAG21 Screw(s) M2.5 PRMAG22 Screw(s) M4 or M6 PRMAG5-Z Screws M8 Anti-rotation element – A2 or non-magnetic ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 26 PRMAG flush-mounted surface-mounted bündig nicht bündig PRMAG magnetisches Material Magnetic material magnetisches (z.B. St, Ck usw.) (e.g. St, Ck etc.) Material (z.B. St, Ck usw.)   PRMAG5-Z –  PRMAG20 – PRMAG21/22  MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...

  • Page 27: Mounting Plates

    PRPT-BFS1 (3 x M2.5) in combination with the mounting bracket PRPT-BFS2 (3 x M4). 4 [.157] 3x M2,5 3x M4  55 [2.165] Dimensions in mm [inch] Dimensions informative only. For guaranteed dimensions consult factory. ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 28 POSIROT ® Instruction Manual Accessories Mounting plate PRPT-BPL3 Dimensions in mm [inch] Dimensions informative only. For guaranteed dimensions consult factory. Mounting possibilities PRAS2/PRAS3 PRPT-BPL2 PRPT-BFS2 PRPT-BPL1 PRPT-BFS2 PRPT-BPL2 PRPT-BFS1 PRPT-BPL1 PRPT-BFS1 MAN-PRAS-E-12 ASM GmbH www.asm-sensor.com...

  • Page 29: Reliability Characteristics

    877 Fit Life period MTTF 130 years Working life 10 years Mechanical life period L 400 x 10 revolutions Standards IEC 61508-1, -2, -6, Functional Safety ISO 13849-1, Safety of Machines SN29500 Failure rate electronic components (Siemens) ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...

  • Page 30: Declaration Of Conformity

    POSIROT ® Instrcution Manual Declaration of conformity Declaration of conformity The angle sensor Manufacturer: ASM GmbH Am Bleichbach 18-22 85452 Moosinning / Germany Model: PRAS1, PRAS2, PRAS3, PRAS5, PRAS20, PRAS21, PRAS27 complies with the following standards and directives: Directives: 2004/108/EG (EMC)
  • Page 31 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ASM GmbH MAN-PRAS-E-12 www.asm-sensor.com...
  • Page 32 ASM GmbH Automation • Sensorik • Messtechnik Am Bleichbach 18-22 85452 Moosinning / Germany Telephone: +49 8123 986-0 Telefax: +49 8123 986-500 Internet: www.asm-sensor.de www.asmsensors.com E-Mail: info@asm-sensor.de info@asmsensors.com © by ASM GmbH, Moosinning 08.2012 Subject to change without notice. See protection note DIN 34 !

This manual is also suitable for:

Pras1Pras2Pras5Pras20Pras21Pras27

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