AMCI DC25 User Manual

Absolute digital output duracoder
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ADVANCED
MICRO CONTROLS INC.
Manual #: 940-0D043

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Summary of Contents for AMCI DC25

  • Page 1 ADVANCED MICRO CONTROLS INC. Manual #: 940-0D043...
  • Page 2: General Information

    [18] months. Within this warranty period, AMCI shall, at its option, repair or replace, free of charge, any equipment covered by this warranty which is returned, shipping charges prepaid, within eighteen months from date of invoice, and which upon examination proves to be defective in material or workmanship and not caused by accident, misuse, neglect, alteration, improper installation or improper testing.
  • Page 3: Table Of Contents

    Low True Output Units ....23 Testing Sinking Output DuraCoders ..24 High True Output Units ....24 Low True Output Units ....24 20 Gear Drive, Plymouth Ind. Park, Terryville, CT 06786 Tel: (860) 585-1254 Fax: (860) 584-1973 http://www.amci.com...
  • Page 4 Absolute Digital DuraCoder User’s Manual ABLE OF ONTENTS Notes ADVANCED MICRO CONTROLS INC.
  • Page 5: About This Manual

    Trademarks and Other Legal Stuff The AMCI logo is a trademark, and “DuraCoder” is a registered trademark of Advanced Micro Controls Inc. “Adobe” and “acrobat” are registered trademarks of Adobe Systems Incorporated. All other trademarks contained herein are the property of their respective holders.
  • Page 6: Where To Go From Here

    ABOUT THIS MANUAL Where to Go From Here The table below gives a brief description of the content of each chapter to help you find the information you need to assist you in your job. Chapter Title Chapter Description NUM. Intended for anyone new to the Absolute Digital DuraCoder, Reference The Absolute Digital...
  • Page 7: Absolute Digital Duracoder Overview

    Status LED - Located on the back of the unit, this LED shows the status of the unit under normal oper- ating conditions, and the status of the outputs when used with the Test Pin. 20 Gear Drive, Plymouth Ind. Park, Terryville, CT 06786 Tel: (860) 585-1254 Fax: (860) 584-1973 http://www.amci.com...
  • Page 8: Part Numbering System

    Position data updates are controlled by a single pin named Latch Control and the type of control is set when the DuraCoder is ordered. Two types of position update control are available.  Level Sensitive (Part # starts: DC25?-??A) – 325 µS 25 µS...
  • Page 9: Output Electrical Configurations

    BSOLUTE IGITAL ODER Description of Outputs (continued) Output Update Control (continued)  Edge Sensitive (Part # starts: DC25?-??B) – 325 µS 325 µS 1 or 1  0 transition on the Latch Control  Logic 0 input will update the outputs within 325 microsec-...
  • Page 10: Electrical Specifications

    BSOLUTE IGITAL ODER Electrical Specifications Environmental Specifications Operating Voltage Operating Temperature 10.8 Vdc to 26.4Vdc (12 to 24 Vdc nominal) -40°F to +185°F (-40°C to +85°C) Power Requirements Shock 1.2 W max. (50mA @ 24Vdc)  50g, 11 millisecond duration All outputs in their inactive state.
  • Page 11: Task 1 Installation

    (67.3) 2.50" Absolute Digital (31.75) (63.5) Output dia. Flange Mount (26.21) Side Connector (22.86) (6.35) (26.21) Figure T1.2 Flange Mount, Side Connect Outline Drawing 20 Gear Drive, Plymouth Ind. Park, Terryville, CT 06786 Tel: (860) 585-1254 Fax: (860) 584-1973 http://www.amci.com...
  • Page 12: Alternate Shafts

    Shaft loading has an exponential effect on bearing life. The bearings will statistically last longer if you can limit shaft loading below the given values. Consider using the 5/8" shaft DuraCoder from AMCI if your shaft loading is expected to be greater than the values given below. Outline drawings for the 5/8" shaft DuraCoders start on page 17.
  • Page 13: Servo Mount Outline Drawings

    (22.86) #8-32 UNC-2B. (31.75) 0.18" min. depth. (4.6) Six places, 60° apart on 1.875" B.C. (47.62) Figure T1.5 Servo Mount, Side Connect Outline Drawing 20 Gear Drive, Plymouth Ind. Park, Terryville, CT 06786 Tel: (860) 585-1254 Fax: (860) 584-1973 http://www.amci.com...
  • Page 14: Alternate Shafts

    Shaft loading has an exponential effect on bearing life. The bearings will statistically last longer if you can limit shaft loading below the given values. Consider using the 5/8" shaft DuraCoder from AMCI if your shaft loading is expected to be greater than the values given below. Outline drawings for the 5/8" shaft DuraCoders start on page 17.
  • Page 15: Blind Shaft Mount Outline Drawings

    3 places, (3.6) 120° apart 1.10" depth (27.9) Shaft Length 0.59" min. (15) 1.10" max. (27.9) Figure T1.7 Blind Shaft Mount, End Connect Outline Drawing 20 Gear Drive, Plymouth Ind. Park, Terryville, CT 06786 Tel: (860) 585-1254 Fax: (860) 584-1973 http://www.amci.com...
  • Page 16: Side Connector

    Other diameter options may have become available after the release of this man- ual. Please check our website, www.amci.com, if you do not see the shaft diameter that fits your application. Nominal Hole Diameters...
  • Page 17: 5/8" Shaft Outline Drawings

    0.1885" 0.106" (4.788) (2.69) Deep INCLUDED KEY 0.188" 1.00" (25.4) 1.00" 0.187" (4.75) (25.4) Figure T1.9 5/8" Shaft, Face Mount, End Connect Outline Drawing 20 Gear Drive, Plymouth Ind. Park, Terryville, CT 06786 Tel: (860) 585-1254 Fax: (860) 584-1973 http://www.amci.com...
  • Page 18: Side Connector

    1.37" max. (34.8) MS3112E-14-19P (35.6) See Note 3 Connector See Note 1 0.125" (3.18) See Note 2 max. See Keyway Specifications DC25 2.50" Absolute Digital (63.5) Output dia. 5/8" Shaft 1.032" Flange Mount (26.21) 0.6247" (15.867) Side Connector typ. 0.6237"...
  • Page 19: Shaft Loading

    Connector Pinout Figure T1.11 shows the pin designations on the MS3112E-14-19P connector. AMCI sells a straight mating connector under the AMCI part number: MS-19. AMCI does not supply factory made cables for the Absolute Digital Dura- Coder because of the many possible configurations.
  • Page 20 NSTALLATION Connector Pinout This pin controls which direction the shaft must rotate to increment the position Pin R: Direction Control – data. With this pin open circuit, position data increases with CCW rotation, looking at the shaft. Connecting this pin to Pin T, (DC Return), forces the position to increase with CW rotation, looking at the shaft. If you want CW increasing counts, you must connect pins R and T at the connector or at the end of a short extension cable.
  • Page 21: Output States

    Therefore, if the outputs are in their inactive state but the DuraCoder does not give any fault indication, check the power supply voltage and verify that it is within its acceptable range of 10.8 Vdc to 26.4Vdc. 20 Gear Drive, Plymouth Ind. Park, Terryville, CT 06786 Tel: (860) 585-1254 Fax: (860) 584-1973 http://www.amci.com...
  • Page 22: Error Output

    IAGNOSTICS Error Output The Error output is the same driver type as the position outputs, with an internal pull-up or pull-down resistor. Therefore, the “high” voltage is equal to the voltage that powers the DuraCoder. The output can sink or source a maximum of 500 milliamperes. It is designed to drive a typical PLC DC input. Figure T2.1 below shows how to wire the output to a typical DC input.
  • Page 23: Test Mode (Test Pin Tied To Gnd)

    4) Releasing the Test Input for more than 325 milliseconds will take the unit out of test mode and back to normal operation. Repeating steps 1 through 4 will force the outputs to alternate between their logic “1” and “0” states. 20 Gear Drive, Plymouth Ind. Park, Terryville, CT 06786 Tel: (860) 585-1254 Fax: (860) 584-1973 http://www.amci.com...
  • Page 24: Testing Sinking Output Duracoders

    IAGNOSTICS Testing Sinking Output DuraCoders If the unit does not have internal pull up resistors, external pull up resistors or equivalent loads are required when testing sinking outputs. If this load is not present, a voltmeter may read that the output is active when it is in its inactive, high impedance, state due to leakage current through the output.
  • Page 25 IAGNOSTICS Notes 20 Gear Drive, Plymouth Ind. Park, Terryville, CT 06786 Tel: (860) 585-1254 Fax: (860) 584-1973 http://www.amci.com...
  • Page 26 ADV ANC ED MIC RO CONTROLS INC. 20 GEAR DRIVE, TERRYVILLE, CT 06786 T: (860) 585-1254 F: (860) 584-1973 www.amci.com LEADERS IN ADVANCED CONTROL PRODUCTS...

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