Appendix C - Custom Rotator Settings & Connections - microHAM ARCO Manual

APPENDIX C – CUSTOM ROTATOR SETTINGS & CONNECTIONS
Wiring for all 3 leads (2 phase) AC motors. If rotator has no brake solenoid, keep MOTOR B pin
unconnected
MOTOR LEAD
CW
CCW
COMMON
BRAKE
Wiring for most common, all 2 leads DC motors. Polarity assignment assumes the rotator is
turning clockwise when positive power is applied to the positive motor lead.
For better power handling we recommend to connect MOTOR A pin in parallel to MOTOR B pin
as well as MOTOR C pin in parallel to MOTOR D pin.
MOTOR LEAD
POSITIVE
NEGATIVE
Wiring for special DC motor with 3 leads, having separate CW and CCW leads, closing circuit
against common (PropPitch alike).
MOTOR LEAD
CW
CCW
COMMON
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MOTOR and SENSOR CONNECTIONS
MOTOR: AC or AC+CAP
ROTATOR PORT NAME
MOTOR A
MOTOR C
MOTOR D
MOTOR B
MOTOR: DC (reversible)
ROTATOR PORT NAME
MOTOR A + B
MOTOR C + D
MOTOR: DC+COM
ROTATOR PORT NAME
MOTOR A + B
MOTOR C + D
NEG COM
PIN NUMBER
6
4
5
7
PIN NUMBER
6 + 7
4 + 5
PIN NUMBER
6 + 7
4 + 5
10
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