Sorensen DCS Series 3kW Supplies
Advanced Operation
AC/DC Shutdown
To activate the Shutdown function using a 12-250 Vac input or a 12-130 Vdc input:
1. Turn off the power supply and disconnect the AC power source. Allow five (5) minutes to
elapse to dissipate stored energy before making connections or resetting switches.
2. Connect the AC or DC source to pin 1 (positive) and pin 2 (return) on the J3 connector
and
3. Set internal switch SW1-8 to select the desired circuit logic as shown in the table below.
Switch SW1-8 Setting
AC/DC Signal Level
Output Condition
OPEN (Positive)
ON
OFF
OFF
ON
CLOSED (Negative)
ON
ON
OFF
OFF
The red S/D (Shutdown) LED on the front panel lights up when the Shutdown circuit is
activated.
Figure 4-16 Using Shutdown with an AC or DC Input (Positive Logic)
Figure 4-17 Using Shutdown with an AC or DC Input (Negative Logic)
Operation Manual
4-17
