Ametek Sorensen XFR 1200 Watt Series, Operation Manual

Page: 93 / 106

User Diagnostics
TM-F1OP-C1XN-01 5-11
Output not
adjustable. Is unit in current limit mode? (Red
Current Mode LED turned on.) Turn current knob clockwise to increase
current limit. Reduce load if current is
at maximum. See
page 3–6 .
Is unit in remote mode? (Green REM
LED turned on.) If using remote analog control, check
your analog programming source
(
Chapter 4 ). If not, refer to your digital
interface manual.
Is unit at maximum voltage or current
limit? Reduce load for lower voltage or
current requirement.
Output voltage
fluctuating or
regulation poor. Is unit at current limit? Increase current limit setting or reduce
load. See
page 3–6 .
Is input voltage within specified
range? Connect to appropriate AC voltage
source.
See
page 2–6 .
Are sense lines connected? See page 2–10 and page 2–20 .
**michelle I think these are ok, but
check.
Is unit under remote analog control? Ensure program source is stable.
Internal circuit. See your service technician.
Output oscillating. Internal circuit. See your service technician.
Table 5-1 User Diagnostics
Symptom Check Further Checks and Corrections
TM-F1OP-C1XN-01.book Page 11 Thursday, October 25, 2007 9:04 PM