Yokogawa GC8000 Process Gas Chromatograph - Manual (Page 418)

<7. Troubleshooting>
7-5
IM 11B08A01-01E
No. MESSAGE Alarm Contents Threshold Item Threshold Threshold
Setting
90 TMP1 SENS C S/C Temp. sensor 1 short
circuit
Temperature sensor
value
Temperature falls
below the lower limit
of –20°C
N/A
91 TMP2 SENS C S/C Temp. sensor 2 short
circuit
92 TMP3 SENS C S/C Temp. sensor 3 short
circuit
93 TMP1 SENS P S/C Overtemp protect
zone 1 short circuit
N/A
94 TMP2 SENS P S/C Overtemp protect
zone 2 short circuit
95 TMP3 SENS P S/C Overtemp protect
zone 3 short circuit
111 ELEC PRESS
DOWN
Low electronic purge
pressure
N/A
112 OVEN1 PRESS
DOWN
Low oven 1 pressure N/A
113 OVEN2 PRESS
DOWN
Low oven 2 pressure
114 OVEN3 PRESS
DOWN
Low oven 3 pressure
115 PURGING1 Oven 1 purging N/A
116 PURGING2 Oven 2 purging
117 PURGING3 Oven 3 purging
121 DET1-1 A/D ERR Detector 1-1 A/D cal.
error
Detector card value Exceed internal
upper and lower limit
values
N/A
122 DET1-2 A/D ERR Detector 1-2 A/D cal.
error
123 DET2-1 A/D ERR Detector 2-1 A/D cal.
error
124 DET2-2 A/D ERR Detector 2-2 A/D cal.
error
125 DET3-1 A/D ERR Detector 3-1 A/D cal.
error
126 DET3-2 A/D ERR Detector 3-2 A/D cal.
error
127 DET1-1 FLAME
OUT
Detector 1-1 A/D
fl ame out
FID & FPD fl ame
detector level
Flame detectors
for FID & FPD drop
below detection level
Detector signal
setting screen
128 DET1-2 FLAME
OUT
Detector 1-2 A/D
fl ame out
129 DET2-1 FLAME
OUT
Detector 2-1 A/D
fl ame out
130 DET2-2 FLAME
OUT
Detector 2-2 A/D
fl ame out
131 DET3-1 FLAME
OUT
Detector 3-1 A/D
fl ame out
132 DET3-2 FLAME
OUT
Detector 3-2 A/D
fl ame out
133 DET1-1 CURRENT
ERR
Det 1-1 current out-
of-range
TCD current value TCD current value
exceeds 350 mA for
H2-He mix, and 150
mA for others.
Current applied to
the detector drops
below 60 mA during
Run mode.
N/A
134 DET1-2 CURRENT
ERR
Det 1-2 current out-
of-range
135 DET2-1 CURRENT
ERR
Det 2-1 current out-
of-range
136 DET2-2 CURRENT
ERR
Det 2-2 current out-
of-range
137 DET3-1 CURRENT
ERR
Det 3-1 current out-
of-range
138 DET3-2 CURRENT
ERR
Det 3-2 current out-
of-range
141 EPC1 COM ERR EPC 1
communication error
EPC communication EPC communication
fails 5 consecutive
times
N/A
142 EPC2 COM ERR EPC 2
communication error
143 EPC3 COM ERR EPC 3
communication error
2nd Edition : May 11, 2012-00
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