Local Operation
Using the Shutdown Function
64
Operating Manual for XFR 1.2kW Series Power Supply
Table 3.2
Switch Settings for Shutdown Circuit Logic
Switch SW1-7 Setting
Source Signal
Signal Level
Supply Output
S/D LED
OFF (OPEN)
(Active low, default)
2-15 V
HIGH
OFF
ON
0-0.4 V
LOW
ON
OFF
ON (CLOSED)
(Active high)
2-15 V
HIGH
ON
OFF
0-0.4 V
LOW
OFF
ON
Note
If switch SW1-7 is ON but there is no signal applied, the S/D LED turns on and
the power supply will not provide an output until the HIGH signal level is applied.
Any of the eight switches on SW1 is OFF (OPEN) when it has been flipped up to break
contact, ON (CLOSED) when flipped down to close contact.
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