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pin n.
14
15
Signal Description
START/STOP: input signal to start or stop the pump. With the
supplied cover connector the START/STOP (+) signal is connected to
the +24 Vdc pin and the START/STOP (-) signal to the GROUND pin:
in this condition the pump doesn't start.
INTERLOCK: input signal to control the pump rotation. With the
supplied cover connector the INTERLOCK (+) signal is connected to
the +24 Vdc pin and the INTER-LOCK (-)signal to the GROUND pin.
SPEED SETTING: PWM input signal to set the pump speed. The
PWM signal characteristics must be the
following:
Figure 6
Special TV 301 Navigator Controller User Manual / 87-900-981-01
signal name
PROGRAMMABLE ANALOG
SIGNAL (+)
GROUND
PROGRAMMABLE ANALOG
SIGNAL (-)
frequency: 100 Hz +/-20 %
ampitude: 24 V max
duty cycle range: from 25 % to 75 %
corresponding to a pump speed from 187 Hz to 963 Hz (see the
following diagram).
Technical Information
Interconnections
input/output
OUT
OUT
(E)
181/208
17
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