2-Pack/3-Pack TDLAS Gas Analyzer
XA02751C
Hauser
23
2
8
1
14
13
15
10
11
9
3
19
18
6
4
16
17
7
Figure 5–2 Analyzer A ARM9 electronics control board (DC) showing signal terminal
block and alarm relays
5
1. Terminal block TB2, output signals
2. Relay driver and 4-20 mA control board
stack
3. Hytek temperature controller
4. Fuse (F2)
5. Signal converter RS-232 to RS-485
(optional)
6. DC power supply
12
7. Component ground
8. Protective ground
9. Fuse (F1)
10. Customer ground
11. Assignable alarm
12. General fault alarm
13. NO (normally open)
14. COMMON
15. NC (normally closed)
16. Terminal block (TB3), internal
pressure/temperature
17. Alarm/signal relays
18. ARM9 control board stack
19. Backplane
Summary of Contents for 2-Pack TDLAS
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