Xantrex XKW 12-150, Operating Manual

Page: 68 / 90

Operation
Using the Shutdown Function
66
Operating Manual for XKW 3kW Series Power Supply
3. Set internal switch SW1-8 to select the desired circuit logic as set out in the
following table.
Table 3.2
Switch Settings for TTL Shutdown Circuit Logic
The red S/D (Shutdown) LED on the front panel lights up when the Shutdown circuit
is activated.
Figure 3.15
Using Shutdown with a TTL Compatible (Positive Logic)
Figure 3.16
Using Shutdown with a TTL Compatible (Negative Logic)
Switch SW1-8 Setting TTL Signal Level Output Condition
OPEN (Positive logic) HIGH
LOW
OFF
ON
CLOSED (Negative logic) HIGH
LOW
ON
OFF
+
TTL
SIGNAL
SOURCE
-
TTL SIGNAL HIGH = OUTPUT OFF
TTL SIGNAL LOW = OUTPUT ON
J3
8 7 6 5 4 3 2 1
+
TTL
SIGNAL
SOURCE
-
TTL SIGNAL HIGH = OUTPUT OFF
TTL SIGNAL LOW = OUTPUT ON
J3
8 7 6 5 4 3 2 1
TM-25OP-01XN.book Page 66 Monday, April 5, 2004 8:58 AM