Table of Contents
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(3)
Checking Functions After Replacement
(a) Check that +5V, * 12V, and +24V outputs are not
shorted due to overloading.
(b) Check that 200VAC input is in the range from 170
to 253VAC.
(c) Check that 200VAC is supplied with SOURCE lamp
on.
(d) Check that upon the first application of power to
the NC, each output is output normally and the
alarm indication lamp (red) is off.
Normal value:
(e) Check that the NC operates normally upon
application of the second power to the NC.
4.75 to
11.87 to 13.12V
-11.87 to -13.12V
-12V
20.4 to 27.6V
5.25V
145
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Table of Contents
Troubleshooting
