Dart MD10P, Инструкция по эксплуатации

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Troubleshooting
Technical Support Options
•
Visit the Dart Controls Web Site at: www.dartcontrols.com
•
Email technical support at:
techsupport@dartcontrols.com
•
Telephone technical support at 317-733-2133 ext. 4
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Problem Possible Case Solution
Display is b lank Po w er not applied
Defecti v e u nit
Using a v olt meter, v erify that a v oltage b et w een 8 5 and 265 V AC is meas u red b et w een
the L and N terminal b lock positions.
Contact technical s u pport for additional help and instr u ctions.
Display is dim Display intensity
parameter is too lo
w
Editing and increasing the display intensity parameter sho u ld ca u se the display digits to
b ecome b righter.
W hen po w er is
applied, “LF-L” is
displayed
AC line s u pplying
po w er to u nit has too
m u ch noise
AC line s u pplying
po w er to u nit has an
a b normally lo w
fre qu ency
Re v ie w ro u ting of po w er w ires in machine to minimize electrical noise. Look for other
de v ices w hich share the same circ u it w hich may b e prod u cing u naccepta b le le v els of
line noise. In some applications, s u ch as w elding e qu ipment, a caref u l regiment of
applying an AC line filter, re-ro u tine w ires, di v iding circ u its, u sing shielded ca b le, and
properly gro u nding de v ices w ill u s u ally sol v e the pro b lem.
The u nit is designed to operate w ith AC lines from 4 8 -62 Hertz (cycles per second).
This is typically not a pro b lem b eca u se the international standards are 50 and 60 Hertz.
W hen po w er is
applied, “LF-H” is
displayed
AC line s u pplying
po w er to u nit has too
m u ch noise
AC line s u pplying
po w er to u nit has an
a b normally high
fre qu ency
Re v ie w ro u ting of po w er w ires in machine to minimize electrical noise. Look for other
de v ices w hich share the same circ u it w hich may b e prod u cing u naccepta b le le v els of
line noise. In some applications, s u ch as w elding e qu ipment, a caref u l regiment of
applying an AC line filter, re-ro u tine w ires, di v iding circ u its, u sing shielded ca b le, and
properly gro u nding de v ices w ill u s u ally sol v e the pro b lem.
The u nit is designed to operate w ith AC lines from 4 8 -62 Hertz (cycles per second).
This is typically not a pro b lem b eca u se the international standards are 50 and 60 Hertz.
The alarm o u tp u t
does not seem to
f u nction
Alarm o u tp u t
parameters not
config
u red properly
Alarm o u tp u t parameters not config u red properly
Re v ie w alarm o u tp u t parameters. The alarm relay o u tp u t can b e tested b y selecting
the “Al w ays On” v al u e for the Acti v ation Condition parameters for the alarm o u tp u t.
W hen doing this, the relay click sho u ld b e a u di b le and the N C ( N ormally Closed) and C
(Common) terminals sho u ld b ecome internally shorted at the terminal b lock.