SEW-Eurodrive EI7 Series Manual
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SEW-Eurodrive EI7 Series Manual

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*21362599_0215*
Drive Technology \ Drive Automation \ System Integration \ Services
Service Kit
EI7. Encoder
Edition 02/2015
21362599/EN

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Summary of Contents for SEW-Eurodrive EI7 Series

  • Page 1 *21362599_0215* Drive Technology \ Drive Automation \ System Integration \ Services Service Kit EI7. Encoder Edition 02/2015 21362599/EN...
  • Page 2 SEW-EURODRIVE—Driving the world...

  • Page 3: Table Of Contents

    Contents Contents Service kit content........................4 Procedure........................... 5 Recommended accessories ................... 5 Disposal ......................... 5 Conversion of encoder generation A to encoder generation B ..........6 Without brake ......................... 6 3.1.1 Removal of the EI7.A encoder ................ 6 3.1.2 Installation of the new EI7.B encoder ............10 3.1.3 Wiring the EI7.B encoder to the connection box...........

  • Page 4: Service Kit Content

    Service kit content Service kit content [132] [119] [632] [131] [1524] [1635] [1522] [1552] [1632] [1520] [1526] [1517] [1518] [36] [112] [129] [1546] [1545] [1539] [1534] [1525] [1529] 18014401416894731 The different EI7.B service kits "Connection box with M12 connector" or "Connec- tion unit without M12 connector"...

  • Page 5: Procedure

    Procedure Recommended accessories Procedure The following table is used to help find the correct encoder installation description: Type of installation DR../DRN.. motors with encoder gener- DR../DRN.. motors with encoder gener- ation A and endshield generation A ation B and endshield generation B Conversion Replacement of of EI7.

  • Page 6: Conversion Of Encoder Generation A To Encoder Generation B

    Conversion of encoder generation A to encoder generation B Without brake Conversion of encoder generation A to encoder generation B Without brake 3.1.1 Removal of the EI7.A encoder • Loosen the screws on the terminal box and re- move the terminal box cover. 9007208700802827 If a connection box with a 4-pin M12 connector is used:...
  • Page 7 Conversion of encoder generation A to encoder generation B Without brake If a connection unit without M12 connector is used: • Disconnect the conductors of the encoder ca- ble from the wiring terminal. • Loosen the screws in the terminal box and re- move the wiring terminal.
  • Page 8 Conversion of encoder generation A to encoder generation B Without brake • Loosen the screws on the fan guard and re- move the fan guard. • Remove the retaining ring of the plastic fan. 9445974539 • Apply a puller to the bushing of the plastic fan and remove the plastic fan.
  • Page 9 Conversion of encoder generation A to encoder generation B Without brake • Place the bushing of the plastic fan on a warm- > 1 min. ing plate and heat it up to a maximum temper- ature of 80°C. While doing so, ensure that the plastic fan does 80 °C <...

  • Page 10: Installation Of The New Ei7.B Encoder

    Conversion of encoder generation A to encoder generation B Without brake 3.1.2 Installation of the new EI7.B encoder • Push the grommet [1526] onto the cable end of the encoder module [1517]. The inside diame- [1517] ter of the grommet may not exceed the maxi- mum inside diameter of 12 mm.

  • Page 11: Wiring The Ei7.B Encoder To The Connection Box

    Conversion of encoder generation A to encoder generation B Without brake • Install the spacers [9997] on the end shield. The tightening torque must be 5 Nm ± 10%. [9998] • Fasten the encoder board onto the end shield using 2 nuts [9998]. The tightening torque must be 2.5 Nm ±...
  • Page 12 Conversion of encoder generation A to encoder generation B Without brake 8-pin: Ø10 mm • Push the long glass fiber sheathing [1534] over the single conductors of the encoder cable. Lay the shielding [S] in the opposite direction. [1534] • Push the short glass fiber sheathing [1552] RD, BU over the single conductors.
  • Page 13 Conversion of encoder generation A to encoder generation B Without brake • Wire the connection box [1632] (in accordance with the previously installed encoder type). The wiring diagrams for 4 and 8-pin connectors are included in the appendix (→ 2 57). [1632] 9007208700748171 •...
  • Page 14 Conversion of encoder generation A to encoder generation B Without brake • Apply assembly paste to the shaft. • Install the plastic fan that has been heated. • Fasten the plastic fan using a retaining ring. 9445999499 • Mount the fan guard and fasten it with screws. The tightening torque must be 3.3 Nm ±...

  • Page 15: Wiring The Ei7.B Encoder To The Connection Unit

    Conversion of encoder generation A to encoder generation B Without brake • Mount the terminal box cover and fasten it with screws. The tightening torque must be 3.5 - 4.0 Nm ± 10%. 9007208718113291 3.1.4 Wiring the EI7.B encoder to the connection unit •...
  • Page 16 Conversion of encoder generation A to encoder generation B Without brake • Fasten the connection unit using screws [119] or [632] (dependent on the terminal box). The [119] 5.0 Nm [632] 1.8 Nm tightening torque must be 5.0 Nm ± 10% for [1522] [119] and 1.8 Nm ±...
  • Page 17 Conversion of encoder generation A to encoder generation B Without brake • Mount the fan guard and fasten it with screws. The tightening torque must be 3.3 Nm ± 10%. 9446001419 • Mount the terminal box cover and fasten it with screws.

  • Page 18: With Brake

    Conversion of encoder generation A to encoder generation B With brake With brake 3.2.1 Removal of the EI7.A encoder • Loosen the screws on the terminal box and re- move the terminal box cover. 9592975883 If a connection box with a 4-pin M12 connector is used: •...
  • Page 19 Conversion of encoder generation A to encoder generation B With brake If a connection unit without M12 connector is used: • Disconnect the conductors of the encoder ca- ble from the wiring terminal. • Loosen the screws in the terminal box and re- move the wiring terminal.
  • Page 20 Conversion of encoder generation A to encoder generation B With brake • Loosen the screws on the fan guard and re- move the fan guard. 9592954763 • Apply a puller to the bushing of the plastic fan and remove the plastic fan. Notice: Applying direct force to the plastic fan can damage it.
  • Page 21 Conversion of encoder generation A to encoder generation B With brake • Place the bushing of the plastic fan on a warm- > 1 min. ing plate and heat it up to a maximum temper- ature of 80°C. While doing so, ensure that the plastic fan does 80 °C <...

  • Page 22: Installation Of The New Ei7.B Encoder

    Conversion of encoder generation A to encoder generation B With brake • Dispose of the old spacing bushings. 9595142539 • Remove the old grommet from the cable bush- ing of the terminal box. • Dispose of the old grommet. 9595719051 3.2.2 Installation of the new EI7.B encoder •...
  • Page 23 Conversion of encoder generation A to encoder generation B With brake • Push the grommet [1526] onto the cable end of the encoder module [1517]. The inside diame- [1517] ter of the grommet may not exceed the maxi- mum inside diameter of 12 mm. [1526] Ø...

  • Page 24: Wiring The Ei7.B Encoder To The Connection Box

    Conversion of encoder generation A to encoder generation B With brake 3.2.3 Wiring the EI7.B encoder to the connection box 4-pin: Ø10 mm • Push the long glass fiber sheathing [1534] over the single conductors of the encoder cable. Lay the shielding [S] in the opposite direction. [1534] •...
  • Page 25 Conversion of encoder generation A to encoder generation B With brake • Route the conductors through the thread re- duction out of the terminal box to the outside. • Connect the M12 connector as shown in the wiring diagram. The wiring diagrams for 4 and 8-pin connectors are included in the appendix (→...
  • Page 26 Conversion of encoder generation A to encoder generation B With brake • Fasten the short glass fiber sheathing [1635] using a cable tie. • Fasten the connection box using a cable tie as [1552] close to the conductor end sleeves on the glass fiber sheathing as possible.
  • Page 27 Conversion of encoder generation A to encoder generation B With brake • Apply assembly paste to the shaft. • Install the plastic fan that has been heated. • Fasten the plastic fan using a retaining ring. 9656061707 • Mount the fan guard and fasten it with screws. The tightening torque must be 3.3 Nm ±...

  • Page 28: Wiring The Ei7.B Encoder To The Connection Unit

    Conversion of encoder generation A to encoder generation B With brake • Mount the terminal box cover and fasten it with screws. The tightening torque must be 3.5 - 4.0 Nm ± 10%. 9592987403 3.2.4 Wiring the EI7.B encoder to the connection unit •...
  • Page 29 Conversion of encoder generation A to encoder generation B With brake • Fasten the connection unit using screws [119] or [632] (dependent on the terminal box). The [119] 5.0 Nm [632] 1.8 Nm tightening torque must be 5.0 Nm ± 10% for [1522] [119] and 1.8 Nm ±...
  • Page 30 Conversion of encoder generation A to encoder generation B With brake • Mount the fan guard and fasten it with screws. The tightening torque must be 3.3 Nm ± 10%. 9592956683 • Mount the terminal box cover and fasten it with screws.

  • Page 31: Replacement Of Encoder Generation B With Encoder Generation B

    Replacement of encoder generation B with encoder generation B Without brake Replacement of encoder generation B with encoder generation B Without brake 4.1.1 Removal of the EI7.B encoder • Loosen the screws on the terminal box and re- move the terminal box cover. 9007208700802827 If a connection box with M12 connector is used: •...
  • Page 32 Replacement of encoder generation B with encoder generation B Without brake • Unscrew the M12 connector. • Disconnect the conductors of the encoder ca- ble from the M12 connector. 9007208763132939 If a connection unit without M12 connector is used: • Disconnect the conductors of the encoder ca- ble from the connection unit.
  • Page 33 Replacement of encoder generation B with encoder generation B Without brake • Loosen the screw for fastening the shielding on the terminal box. • Bend the terminal washer open and remove the encoder cable shielding together with the conductor end sleeve. •...
  • Page 34 Replacement of encoder generation B with encoder generation B Without brake • Apply a puller to the bushing of the plastic fan and remove the plastic fan. Notice: Applying direct force to the plastic fan can damage it. 9445980299 9744815115 •...

  • Page 35: Installation Of The New Ei7.B Encoder

    Replacement of encoder generation B with encoder generation B Without brake • Loosen the screws on the encoder and re- move the encoder. • Dispose of the screws. 9445972619 • Remove the old grommet from the cable bush- ing of the terminal box. •...
  • Page 36 Replacement of encoder generation B with encoder generation B Without brake • Coat the cable jacket with wire lubricant. Using a rotating movement, carefully pull the cable through the grommet into the terminal box. While doing so, ensure that the grommet does not inadvertently slide through into the terminal box.

  • Page 37: Wiring The Ei7.B Encoder To The Connection Box

    Replacement of encoder generation B with encoder generation B Without brake 4.1.3 Wiring the EI7.B encoder to the connection box 4-pin: Ø10 mm • Push the long glass fiber sheathing [1534] over the single conductors of the encoder cable. Lay the shielding [S] in the opposite direction. [1534] •...
  • Page 38 Replacement of encoder generation B with encoder generation B Without brake • Route the conductors through the thread re- duction to the outside. • Connect the M12 connector as shown in the wiring diagram. The wiring diagrams for 4 and 8-pin connectors are included in the appendix (→...
  • Page 39 Replacement of encoder generation B with encoder generation B Without brake • Fasten the short glass fiber sheathing [1635] using a cable tie. • Fasten the connection box using a cable tie as [1552] close to the conductor end sleeves on the glass fiber sheathing as possible.
  • Page 40 Replacement of encoder generation B with encoder generation B Without brake • Apply assembly paste to the shaft. • Install the plastic fan that has been heated. • Fasten the plastic fan using a retaining ring. 9445999499 • Mount the fan guard and fasten it with screws. The tightening torque must be 3.3 Nm ±...

  • Page 41: Wiring The Ei7.B Encoder To The Connection Unit

    Replacement of encoder generation B with encoder generation B Without brake • Mount the terminal box cover and fasten it with screws. The tightening torque must be 3.5 - 4.0 Nm ± 10%. 9007208718113291 4.1.4 Wiring the EI7.B encoder to the connection unit •...
  • Page 42 Replacement of encoder generation B with encoder generation B Without brake • Fasten the connection unit using screws [119] or [632] (dependent on the terminal box). The [119] 5.0 Nm [632] 1.8 Nm tightening torque must be 5.0 Nm ± 10% for [1522] [119] and 1.8 Nm ±...
  • Page 43 Replacement of encoder generation B with encoder generation B Without brake • Mount the fan guard and fasten it with screws. The tightening torque must be 3.3 Nm ± 10%. 9446001419 • Mount the terminal box cover and fasten it with screws.

  • Page 44: With Brake

    Replacement of encoder generation B with encoder generation B With brake With brake 4.2.1 Removal of the EI7.B encoder • Loosen the screws on the terminal box and re- move the terminal box cover. 9592975883 If a connection box with M12 connector is used: •...
  • Page 45 Replacement of encoder generation B with encoder generation B With brake • Unscrew the M12 connector. • Disconnect the conductors of the encoder ca- ble from the M12 connector. 9007208847705355 If a connection unit without M12 connector is used: • Disconnect the conductors of the encoder ca- ble from the connection unit.
  • Page 46 Replacement of encoder generation B with encoder generation B With brake • Loosen the screw for fastening the shielding on the terminal box. • Bend the terminal washer open and remove the encoder cable shielding together with the conductor end sleeve. •...
  • Page 47 Replacement of encoder generation B with encoder generation B With brake • Apply a puller to the bushing of the plastic fan and remove the plastic fan. Notice: Applying direct force to the plastic fan can damage it. 9656067723 9744815115 •...
  • Page 48 Replacement of encoder generation B with encoder generation B With brake • Loosen the screws on the encoder and re- move the encoder. • Dispose of the screws. 9656069643 • Remove the old grommet from the cable bush- ing of the terminal box. •...

  • Page 49: Installation Of The New Ei7.B Encoder

    Replacement of encoder generation B with encoder generation B With brake 4.2.2 Installation of the new EI7.B encoder • Push the grommet [1526] onto the cable end of the encoder module [1517]. The inside diame- [1517] ter of the grommet may not exceed the maxi- mum inside diameter of 12 mm.

  • Page 50: Wiring The Ei7.B Encoder To The Connection Box

    Replacement of encoder generation B with encoder generation B With brake 4.2.3 Wiring the EI7.B encoder to the connection box 4-pin: Ø10 mm • Push the long glass fiber sheathing [1534] over the single conductors of the encoder cable. Lay the shielding [S] in the opposite direction. [1534] •...
  • Page 51 Replacement of encoder generation B with encoder generation B With brake • Route the conductors through the thread re- duction out of the terminal box to the outside. • Connect the M12 connector as shown in the wiring diagram. The wiring diagrams for 4 and 8-pin connectors are included in the appendix (→...
  • Page 52 Replacement of encoder generation B with encoder generation B With brake • Fasten the short glass fiber sheathing [1635] using a cable tie. • Fasten the connection box using a cable tie as [1552] close to the conductor end sleeves on the glass fiber sheathing as possible.
  • Page 53 Replacement of encoder generation B with encoder generation B With brake • Apply assembly paste to the shaft. • Install the plastic fan that has been heated. • Fasten the plastic fan using a retaining ring. 9656061707 • Mount the fan guard and fasten it with screws. The tightening torque must be 3.3 Nm ±...

  • Page 54: Wiring The Ei7.B Encoder To The Connection Unit

    Replacement of encoder generation B with encoder generation B With brake • Mount the terminal box cover and fasten it with screws. The tightening torque must be 3.5 - 4.0 Nm ± 10%. 9592987403 4.2.4 Wiring the EI7.B encoder to the connection unit •...
  • Page 55 Replacement of encoder generation B with encoder generation B With brake • Fasten the connection unit using screws [119] or [632] (dependent on the terminal box). The [119] 5.0 Nm [632] 1.8 Nm tightening torque must be 5.0 Nm ± 10% for [1522] [119] and 1.8 Nm ±...
  • Page 56 Replacement of encoder generation B with encoder generation B With brake • Mount the fan guard and fasten it with screws. The tightening torque must be 3.3 Nm ± 10%. 9592956683 • Mount the terminal box cover and fasten it with screws.

  • Page 57: Appendix

    Appendix Pin assignment for 8-pin M12 connector (AVRE) Appendix Pin assignment for 8-pin M12 connector (AVRE) 5.1.1 Connection box EI7C B EI76 B n. c. n. c. n. c. n. c. n. c. n. c. (BU) (BU) EI7C n. c. n.

  • Page 58: Pin Assignment For 4-Pin M12 Connector (Avse)

    Appendix Pin assignment for 4-pin M12 connector (AVSE) Pin assignment for 4-pin M12 connector (AVSE) 5.2.1 Connection box EI7C B EI76 B n. c. n. c. (BU) (GN) (WH) (BU) (GN) (WH) EI7C n. c. n. c. n. c. n. c. EI76 n.

  • Page 59: Pin Assignment Without M12 Connector

    Appendix Pin assignment without M12 connector Pin assignment without M12 connector 5.3.1 Connection unit 9007207579353739 EI7.B Opt. Opt. (GY) (PK) (BN) (WH) (YE) (GN) EI7.B Opt. Opt. EI7C B EI76 B n. c. n. c. n. c. n. c. n. c. n.
  • Page 64 SEW-EURODRIVE—Driving the world SEW-EURODRIVE GmbH & Co KG P.O. Box 3023 76642 BRUCHSAL GERMANY Phone +49 7251 75-0 Fax +49 7251 75-1970 sew@sew-eurodrive.com www.sew-eurodrive.com...

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