VACUUBRAND MD 1C VARIO-SP - Manual (Page 45)

page 45 of 87
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):