Mesa SPINX1 Manual

Pwm to analog spindle interface

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SPINX1 MANUAL
PWM TO ANALOG SPINDLE INTERFACE
V1.0

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Summary of Contents for Mesa SPINX1

  • Page 1 SPINX1 MANUAL PWM TO ANALOG SPINDLE INTERFACE V1.0...
  • Page 2 This page intentionally almost blank...
  • Page 3: Table Of Contents

    Table of Contents GENERAL ............1 DESCRIPTION .
  • Page 4: General

    DESCRIPTION The SPINx1 is a one channel isolated digital potentiometer intended for spindle control. The SPINx1 takes three TTL level signals, PWM,DIR and ENA and has four isolated outputs: CW, CCW, ENA and VOUT. VOUT is a buffered analog voltage proportional to the PWM input and the externally supplied analog reference voltage (5 to 15VDC).
  • Page 5: Connectors

    CONNECTORS CONNECTOR AND SIGNAL LOCATIONS SPINX1 2...
  • Page 6: Input Connector

    FUNCTION DESCRIPTION SPINDLE ANALOG OUT LOW SPINDLE ANALOG OUT SPINDLE ANALOG OUT HIGH NOT USED ENA- SPINDLE ENABLE - ENA+ SPINDLE ENABLE + SPINDLE CW- SPINDLE CW+ CCW- SPINDLE CCW- CCW+ SPINDLE CCW+ SPINX1 3...
  • Page 7: Operation

    220/330 ohm termination resistors for signal fidelity. The DIR input is high for CW and low for CCW 5V POWER The SPINX1 requires ~50 mA of 5V power for operation. This is applied to TB1 input pins 1 and 6. MONITOR LEDS Monitor LEDs are provided on the PWM,ENABLE, and DIR lines.
  • Page 8: Isolated Outputs

    ENABLE input is asserted. ENABLE IN DIR IN ENABLE OUT CW OUT CCW OUT Note that the isolated outputs are all individual switches so must always have both the + and - pins connected with switch polarity observed. SPINX1 5...
  • Page 9: Specifications

    (from input side) ANALOG OUTPUT NON-LINEARITY % at 5KHz ANALOG OUTPUT BANDWIDTH ISOLATED OUTPUT CURRENT ISOLATED OUTPUT SWITCH VOLTAGE Volts DC ISOLATION VOLTAGE 2000 Volts DC (From input side) OPERATING TEMP. OPERATING TEMP. (-I version) OPERATION HUMIDITY NON-COND SPINX1 6...
  • Page 10 REFERENCE INFORMATION CARD DIMENSIONS SPINX1 7...

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