Ametek 888

3-26 | Model 888 ATEX IECEx Tail Gas Analyzer
SV1 Demister
Normally
Closed
SV2-Flush Solenoid
Normally Open
PV1-Aspirator
Proportional
Valve, Normally
Closed
Period Name
Time
(s)
Zero
Calibration
1
Special
Flush
0 Controlling De-energized Open Closed
2
Flush &
Zero
60 Controlling De-energized Open Closed
Sample
Cycle
3
Sample
Flush
60 Controlling Energized Closed Open
4
Track
Sample
N/A Controlling Energized Closed Open
Zero and Photo Span Cali-
bration
5
Flush &
Zero
60 Controlling De-energized Open Closed
6 Track Zero 0 Controlling De-energized Open Closed
7
Photo
Span
Calibration
60 Controlling De-energized Open Closed
8
Track
Photo
Calibra-
tion
10 Controlling De-energized Open Closed
Steam Blowback
Cycle*
9
Pre-Steam
Flush
10 Controlling De-energized Open Closed
10
Steam
Blow Back
20 Controlling De-energized Open Closed
11
Post
Steam
Flush
60 Controlling De-energized Open Closed
Logic Table-Fig. 3-9c (For Analyzer With Out Steam Blow Back.