Description of the Unit
4-4
Digital Compact
4.3 Inputs and Outputs
The following input signals are provided for each module:
The following output signals are provided for each module:
Tab. 4-1 Input signals of the power supply module
Input Signal Function
Ultrasonics On Initiates release of ultrasonics.
External Reset Resets alarm status.
Frequency seek Starts the automatic frequency seek. The
acoustic stack is operated at low-level
(approx. 5%) for determining the resonant fre-
quency. The value determined is stored.
Amplitude control Enables adjusting of the amplitude from
100% down to 50%.
0V - 10V corresponds to an amplitude of
50% - 100%.
Tab. 4-2 Output signals of the power supply module
Output Signal Function
Overload Power supply overload, or the unit was not
turned on.
Window low Minimum power not reached or start signal
lost before end of weld cycle.
Window high Maximum power exceeded.
Weld ON Welding activated.