Control programme
t
5s
Circuit to be checked put under atmospheric pressure
4
t
7.5 s
Time between start-up and "AR" main relay excitation
6
t
22.5 s
1° check phase with atmospheric pressure
1
t
5s
Gas circuit to be checked put under pressure
3
t
27.5 s
2nd check phase with gas pressure
2
t
67.5 s
Total duration of seal test, up to burner operation consensus
5
t
22.5 s
Return to the programmer stand-by position = preset for a new check.
20
Programme execution
AL remote alarm signal
AR main relay with 'ar...' contacts
AS device fuse
BR blocking relay with 'br...' contacts
DW external pressure switch (seal check)
EK release button
GP external pressure switch (of network gas pressure)
HR auxiliary relay with 'hr...' contacts
L1 device fault warning light
SK line switch
I ... XI
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0006080115_201201
programmer cam contacts
Activated terminals of
equipment or electric
connections