28
83055116 • 1/2016-05
Installation and Operating Instructions
Gas burner WG20.../1-C ZM-LN (W-FM 25)
5 Operation
5.2.3 Parameter mode
The Parameter mode can only be called up in Stand-by (
OFF
) mode.
u
Press [+] and [Enter] simultaneously for approx. 2 sec.
a
The Parameter mode is activated.
u
Press [+].
u
Press [Enter] to reach the next parameter.
a
Only then the value will be stored.
P. No.
Parameters
Range of values
Factory
setting
1
Fieldbus address
0
...
254 / OFF
OFF
Switch over to
OFF
and to address:
u
Press shortly [-] and [+] simultaneously.
2
Actuator position
0.0°
...
90.0
°
0.0
°
in Stand-by
Adjust air damper setting:
u
Press [L/A] and [+] or [-].
Adjust gas butterfly valve setting:
u
Press [G] and [+] or [-].
4
Post-purge time
0
...
4095
sec
2
5
Fault memory
0
= Fault memory is empty
-
1
= Fault memory contains data
Delete fault memory:
u
Press [L/A] and [+] simultaneously for approx. 2 sec.
6
Factor for gas consumption
1
...
65535
200
Impulse rate for meter per m
3
200 impulses = 1 m
3
u
Adjust factor depending on the gas meter impulse rate.
A
Low gas pressure switch/
0
= disabled
3
valve proving gas press. sw.
1
= Proof-of-closure (valve 1)
(X3:12)
2
= without low gas pressure switch
3
= with low gas pressure switch
b
Air pressure switch (X3:11)
0
= disabled
1
(display only, no adjustment)
1
= enabled
c
Operating mode output
0
= disabled
3
(X3:1)
1
= with pilot valve not interrupted
2
= with pilot valve interrupted
3
= Standard (external LPG valve)
d
Flame sensor
0
= ionization electrode / flame sensor FLW
0
1
= switch input (X3:14)
2
= flame sensor QRB
E
Display mode
On
= Parameter E0 ... E3 activated in setting mode
OFF
OFF
= Parameter E0 ... E3 not activated in setting mode
F
Restart attempts following
0
...
1
0
flame failure
After parameter
F
or a waiting time of approx. 20 sec, the combustion manager changes
back to the operating level.