Purging Timer; Determining Purge Time - Pepperl+Fuchs Bebco EPS 5500 Series User Manual

Type z and ex pzc purge and pressurization system
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5500 S
M
 P
erieS
anual
Program
1
Purging
K1
P<P1
off
off
P1<P<P2
P2<P<P3
off
P3<P<P4
off
off
P>P4
After purging
P<P1
on
P1<P<P2
on
P2<P<P3
on
P3<P<P4
on
P>P4
on
Note
Shutoff delay timer and bypass affect the status of K1 and SV. See the explanation for
each to determine effects on K1 and SV.

4.5. Purging Timer

4.5.1

Determining Purge Time

Programming the Purging Timer (MIN:SEC)
1.
Calculate the purging time.
2.
Enter the purging time using the UP and DOWN buttons and SET.
3.
To change the purging time by 1-second increments, press the UP or DOWN button.
4.
To make purging time faster, hold down the button continuously. Purging time will
advance faster, as the button is held down for longer times (in 5 seconds, 1 min, 5 min
increments).
Maximum purge time is 166:39.
50
rograMMing
2
SV
K1
on
off
on
off
on
off
on
off
off
off
on
on
on
on
off
on
off
on
off
on
3
SV
K1
SV
off
off
off
on
off
on
on
off
on
on
off
on
off
off
off
on
off
off
on
on
on
off
on
off
off
on
off
off
on
off
4
5
K1
SV
K1
off
on
off
off
on
off
off
on
off
off
on
off
off
off
off
Clean activates
above P1
on
off
on
on
on
on
on
on
on
on
off
on
on
off
on
SV
off
off
off
off
off
off
on
off
off
off

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