Vacuubrand MD 1 VARIO-SP User Manual download pdf (Page 38)

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trimming potentiometer

terminal board (ST1A / ST1B),

connection of control line

(supply voltage and control signal;

see print on the circuit board)

Layout of circuit board

Terminal ST1A +UB GND

Supply voltage red blue

Terminal board

(Connection of the control line on the circuit board)

Voltage supply:

Terminal ST1B V+ V- PWM A B

PWM - black white - -

Voltage 0-10V DC white black - - -

Internal setting of the

motor speed

- - - - -

Control signal (setting the motor speed):

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Vacuubrand MD 1 VARIO-SP User Manual Page 38