Chapter 6 Troubleshooting; Alarms - Ametek 3050-AM User Manual

Alarms

Following is a table of alarm messages (Figure 6-1) for the AMETEK 3050
AM Moisture Analyzer. If there is a problem, the alarm will appear on the
LCD screen on the third and fourth line.
ALARM TYPE
Z e ro A larm
S e n so r A la rm
O ve n T e m p e ra tu re
A la rm
F low A larm
B a tte ry A la rm
R e fe re n ce G a s A la rm
E n clo su re T e m p e ra tu re
D rye r A la rm
C o n ce n tra tio n A la rm
A nalyzer O fflin e
P ro ce ss P re ssu re
A la rm
Figure 6-1.
Alarm message table.
TROUBLESHOOTING
PROBLEM
F requency offset adjustm ent exceeds
0 .5 H z lim it, o r 1 .0 H z a ccu m u la te d
sh ift lim it.
S e n so r fre q u e n cy o u t o f ra n g e
(2 5 0 - 1 0 0 0 0 H z), o r se n so r
m e m o ry co rru p t.
O ve n te m p e ra tu re o u t o f ra n g e
°
(5 9 - 6 1 C )
G as flow out of range (4 5-55 sccm )
L o w b a tte ry vo lta g e d e te cte d .
D e lta fre q u e n cy is le ss th a n -0 .3 H z
E le ctro n ics co m p a rtm e n t te m p e ra tu re
°
E xce e d s 7 0 C .
D rye r ca p a city e xce e d e d .
M o istu re co n ce n tra tio n e xce e d s th e
U se r-d e fin e d lim its.
A ctive during zero cycle, and w hen
any system alarm is present.
P ro ce ss p re ssu re fo r sa m p le g a s
e xce e d s lim its fo r co n ve rsio n to
d e w p o in t. N O T E : T h e p re ssu re
lim it is d iffe re n t fo r e a ch o f th e
g a se s in th e list.
SYSTEM ALARM
Y e s R epeat zero cycle. C a ll A M E T E K service
if p ro b le m p e rsists.
Y e s R e p la ce se n so r o r ca ll A M E T E K se rvice .
Y e s O ve n te m p e ra tu re a la rm s a re n o rm a l
d u rin g in stru m e n t sta rtu p . C a ll A M E T E K
se rvice if p ro b le m p e rsists.
Y es C heck in le t and outle t pressure s. C a ll
A M E T E K se rvice if p ro b le m p e rsists.
Y e s R e p la ce b a tte ry o r ca ll A M E T E K se rvice .
Y e s Z e ro a n a lyze r. C h e ck a n d /o r re p la ce
d rye r. C a ll A M E T E K se rvice if p ro b le m
p e rsists.
Y e s C a ll A M E T E K se rvice.
N o R e p la ce d rye r.
N o T h is is a u se r-d e fin e d a la rm .
N o R eadings obtained w hen the in valid
signal is active are not a re liable
m e a su re o f th e sa m p le g a s .
N o C a ll A M E T E K se rvice.
Troubleshooting
ACTION
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6-1