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Manual
LMA-1 / LMAT-1
Absolute Magnetic Length Measurement System with 1 µm Resolution
• Absolute measuring
• Direct contact free measurement
• Up to 8 m measuring length
• Resolution 1 µm
• Changes of position are also recognized without voltage – no calibration necessary
• Automatically recognition of too big distance between sensor and magnetic tape (LED)
• Additional SinCos-signals for dynamic drive mechanism available
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Table of Contents
Related Manuals for turck LMA-1
Summary of Contents for turck LMA-1
- Page 1 Manual LMA-1 / LMAT-1 Absolute Magnetic Length Measurement System with 1 µm Resolution • Absolute measuring • Direct contact free measurement • Up to 8 m measuring length • Resolution 1 µm • Changes of position are also recognized without voltage – no calibration necessary •...
- Page 2 Manual LMA-1 / LMAT-1 Absolute Magnetic Length Measurement System Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
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Page 3: Table Of Contents
6.1 Operating Area ..........................16 6.2 Mounting of the Magnetic Tape ....................17 6.3 Installation of the Sensor ....................... 19 Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... - Page 4 8.1 Fault Clearance ..........................35 8.2 Re-start after Fault Clearance ....................... 36 9. Maintenance ..............................36 10. Cleaning ..............................37 Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
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Page 5: General
Failure to heed these instructions can result in serious damage to health and even fatal injury. Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... - Page 6 ... points out useful tips and recommendations as well as information for an efficient and trouble-free operation. References: ( 1.2) Marks a reference to chapter 1.2 of this manual. Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
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Page 7: Demounting And Disposal
Local authorities and waste management facilities provide information about environ- mentally sound disposal. Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 8: Safety
Claims resulting from damages due to non-conventional use are not possible. Only the opera- tor is liable for damages caused by non-conventional use. Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 9: Transport And Storage
· Relative humidity ( 5 Technical Data) must not be exceeded · Inspect packages regularly if stored for an extensive period of time (>3 months) Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 10: Product Features
The absolute value on the magnetic tape recurs every 8 m. Interpolation trace Not magnetized area Absolute trace Figure 1: Coding Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 11: Technical Data
5.2 Dimensions Sensor Dimensions in mm [inch] 8 [0.32] 40 [1.57] 5,5 [0.22] 16 [0.63] 70 [2.76] Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 12: Technical Data Sensor
L = measuring length in meters Repeat accuracy ±1 µm Resolution 0.001 mm LED, red lights up when distance too large Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... - Page 13 Signal level 1 Vpp (± 10%) Short circuit proof Pulse rate 1 SinCos per 1 mm pole Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
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Page 14: Technical Data Magnetic Tape
Magnetic fields > 1 mT at the measuring system has negative influences on the system’s accuracy. Protection class IP65 Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 15: Order Code
6.0 m 0020 2.0 m 0080 8.0 m 0030 30 m *measuring range = Length - 0.1 m Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 16: Installation And First Start-Up
Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 17: Mounting Of The Magnetic Tape
Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... - Page 18 Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
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Page 19: Installation Of The Sensor
± 0,4° ± 0,4° ± 0,4° ± 0,4° ± 0,4° ± 0,4° ± 0,4° ± 0,4° ± 0,4° Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 20: Design And Functions
Principle of the function: If the clock is not interrupted for the time Tm-T/2 (output of further 25 periods), the shift register clocks once again the same data value (error recognition in evaluation). Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 21: Interface Canopen
First 4 bytes = Position (Resolution 0.001 mm), Baud rate 250 KB/s Following 2 bytes = speed in mm/s Byte: Speed Position Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... - Page 22 641 (281h) – 767 (2FFh) 1801h NMT Error 1110 1793 (701h) – 1919 (77Fh) 1016h, 1017h Control Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
- Page 23 Speed LSB Speed MSB The speed can have a maximum value of 0 – (2 - 1). Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
- Page 24 = 1 Byte (Unsigned 8) SDO (tx), Encoder sends an error Abort Domain Transfer code to Master Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
- Page 25 COB-ID for Command Index Sub- 4 Byte Data SDO (tx) index Request for parameters from Master to Sensor Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
- Page 26 All settings in the object table are reset to their standard/default value after switching on the supply voltage. Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
- Page 27 All settings in the object table are reset to their standard/default value after switching on the supply voltage. Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
- Page 28 For bus lengths exceeding 10 kBit/s < 5000 m 1,000 m, the use of repeaters may become necessary. Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
- Page 29 The baud rate is activated with the command “Configure Bit Timing Parameters“. 0x13 Bit timing Table entry reserved Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
- Page 30 To complete the LSS service, the device is switched back from the LSS configuration mode to the Preoperational mode with the command “Switch Mode Global“: 0x04 0x00 reserved Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
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Page 31: Sinus-Cosinus Incremental Signal
Distance S Difference signal (sin – sin) Um (sin) Distance S 5 mm Difference signal (cos – cos) Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 32: Termination Independence
An offset is necessary in each case of a replacement of the LMA-1 encoder (sensor head) or magnetic tape. Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 33: Pin Connections
Sinus - not assigned not assigned not assigned not assigned Shield *) Connect shield only at the device! Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... - Page 34 Sinus - not assigned not assigned not assigned not assigned Shield *) Connect shield only at the device! Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
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Page 35: Disturbances
4. Do not connect protective earth and ground 5. Connect a main filter ahead of the external power pack Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 36: Re-Start After Fault Clearance
Maintenance works may only be completed by staff that has been au- thorized and trained by the operator. Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com... -
Page 37: Cleaning
WARNING! The device can only be cleaned with a damp cloth, do not use aggres- sive cleanser! Turck Inc. | 3000 Campus Drive, Minneapolis, MN 55441 | T +1 800 544 7769 | F +1 763 553 0708 | www.turck.com...
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