3-12
CHAPTER 3 CONTROlS AND FACIlITIES
MAN0448_Issue 13_2010
5704 Control System
005704-M-5001 A03249
c.
A1 AlARM
- Flashing Red CHL LED
The A1 channel alarm condition is shown by the associated CHL
LED flashing red once per period as shown below:
This indicates that the preset first level gas alarm for that channel
has been exceeded. This alarm will not function in the event of either
a fault or inhibit condition being active.
d.
A2 AlARM
- Flashing Red CHL LED
The A2 channel alarm condition is shown by the associated CHL
LED flashing red twice per period as shown below:
This indicates that the preset second level gas alarm for that channel
has been exceeded. This alarm will not function in the event of either
a fault or inhibit condition being active.
e.
A3 AlARM
- Flashing Red CHL LED
The A3 channel alarm condition is shown by the associated CHL
LED flashing red three times per period as shown below:
0.2s
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0.1 0.2s
0.5s
0.2s 0.1 0.2s
0.5s
0.2s 0.1 0.2s
0.5s
0.2s
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0.1 0.2s 0.1 0.2s 0.2s 0.2s 0.1 0.2s 0.1 0.2s 0.2s 0.2s 0.1 0.2s 0.1 0.2s 0.2s
0.2s
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0.8s
0.2s
0.8s
0.2s
0.8s
This indicates that the preset third level gas alarm for that channel
has been exceeded. This alarm will not function in the event of either
a fault or inhibit condition being active.
Summary of Contents for 5704
Page 1: ...System 57 5704 Control System Operating Instructions ...
Page 4: ...4 MAN0448_Issue 13_01 2010 5704 Control System 005704 M 5001 A03249 ...
Page 6: ...6 MAN0448_Issue 13_01 2010 5704 Control System 005704 M 5001 A03249 User Notes ...
Page 14: ...1 8 MAN0448_Issue 13_01 2010 5704 Control System 005704 M 5001 A03249 User Notes ...