Thermo Scientific TRACE GC Ultra Maintenance And Troubleshooting Manual page 357

Clean or Replace the Collecting Electrode (NPD on ECD)
Press AUX.
1.
2. Scroll to
Detector
3. In the
AUX DETECTOR (NPD)
and press OFF.
Base temp
4. Scroll subsequently to
and press OFF.
5. Press LEFT DETECTOR or RIGHT DETECTOR,
depending on the location of the ECD, to access
the ECD control table.
6. Scroll subsequently to
and press OFF.
temp
7. Scroll to
Mkup(N2)
Maintenance and Troubleshooting Manual
and press ENTER.
table, scroll to
Source curr,H2
and
Base temp ECD
and press OFF.
Maintaining Detectors in Stack Configuration
Signal
Detector
Temperature Zones
Pressure Channel
AUX DETECTOR (NPD)
Source cur,A
,
Air
Base temp
Signal pA
Polarizer V
H2 delay time
H2
Air
XXX DETECTOR (ECD)
Base temp
ECD temp
Ref current nA
Freq kHz
Pulse amp V
Pulse width us
Mkup (N2)
.
AUXILIARY
.
2.740 <
300
(10.2)
2
60
.
250
250
(2.15)
40
Chapter 17
<
Off
3.5
Off
2
60
Off <
Off
1.0
25
1.0
Off
357