Figure 3.15Using Shutdown With A Ttl Compatible (Positive Logic); Figure 3.16Using Shutdown With A Ttl Compatible (Negative Logic); Switch Settings For Ttl Shutdown Circuit Logic - Xantrex XKW 8-350 Operating Manual

Operation
Using the Shutdown Function
3. Set internal switch SW1-8 to select the desired circuit logic as set out in the
Table 3.2 Switch Settings for TTL Shutdown Circuit Logic
Switch SW1-8 Setting
OPEN (Positive logic)
CLOSED (Negative logic)
The red S/D (Shutdown) LED on the front panel lights up when the Shutdown circuit
is activated.

Figure 3.15Using Shutdown with a TTL Compatible (Positive Logic)

Figure 3.16Using Shutdown with a TTL Compatible (Negative Logic)

66
following table.
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1
TTL Signal Level
HIGH
LOW
HIGH
LOW
-
TTL SIGNAL HIGH = OUTPUT OFF
TTL SIGNAL LOW = OUTPUT ON
-
TTL SIGNAL HIGH = OUTPUT OFF
TTL SIGNAL LOW = OUTPUT ON
Operating Manual for XKW 3kW Series Power Supply
Output Condition
OFF
ON
ON
OFF
J3
TTL
+
SIGNAL
SOURCE
J3
TTL
+
SIGNAL
SOURCE