Siemens LMV37.4 Series Basic Documentation page 209

Par. Parameter
no.
221 Gas: Active detector flame evaluation
0 = QRB / QRC
1 = ION / QRA
222 Gas: Prepurging
0 = deactivated
1 = activated
223 Repetition limit gas pressure switch-min
1 = no repetition
2...15 = 1...14 number of repetitions
16 = constant repetition
225 Gas: Prepurge time
226 Gas: Preignition time
227 Gas: Safety time 1 (TSA1)
229 Gas: Time to respond to pressure faults in safety time 1 (TSA1) and
safety time 2 (TSA2)
230 Gas: Interval 1
231 Gas: Safety time 2 (TSA2)
232 Gas: Interval 2
233 Gas: Afterburn time
234 Gas: Postpurge time (no extraneous light test)
235 Gas: Air pressure switch (LP)
0 = inactive
1 = active
2 = active, except phase 60...66 (pneumatic operation only)
236 Gas: Pressure switch-min input
0 = inactive
1 = pressure switch-min (upstream of fuel valve 1 (V1))
2 = valve proving via pressure switch-min (between fuel valves 1 (V1)
and 2 (V2))
237 Gas: Pressure switch-max / POC input
Building Technologies Division
Industry Sector
Number of Type Edit
elements
1 Selection edit
1 Selection edit
1 Std_u8 edit
1 Time edit
1 Time edit
1 Time edit
1 Time edit
1 Time edit
1 Time edit
1 Time edit
1 Time edit
1 Time edit
1 Selection edit
1 Selection edit
1 Selection edit
Basic documentation LMV37.4...
28 Parameter list LMV37.4...
Value range Resolution
Min Max
0 1 1
0 1 1
1 16 1
LMV37.400...: 60 min 0.2 s
20 s
LMV37.420...:
5 s
0.4 s 60 min 0.2 s
1 s 10 s 0.2 s
0.4 s 9.6 s 0.2 s
0.4 s 60 s 0.2 s
1 s 10 s 0.2 s
0.4 s 60 s 0.2 s
0.2 s 60 s 0.2 s
0.2 s 108 min 0.2 s
1 2 1
1 2 1
1 2 1
Default Password level
setting
1 SO
1 SO
LMV37.400...: 16 SO
LMV37.420...: 1
LMV37.400...: 20 s SO
LMV37.420...: 30 s
2 s SO
LMV37.400...: 3 s OEM
LMV37.420...: 5 s
1.8 s OEM
2 s SO
LMV37.400...: 3 s OEM
LMV37.420...: 7 s
2 s SO
8 s SO
LMV37.400...: 0,2 s SO
LMV37.420...: 15 s
1 SO
1 SO
LMV37.400...: 1 SO
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CC1P7546en
20.09.2013