Siemens LMV37.4 Series Basic Documentation page 206

Par. Parameter
no.
147 Parity for Modbus
0 = none
1 = odd
2 = even
148 Default output if communication with building automation is interrupted
Setting values:
For modulation operation the setting range is as follows:
0...19.9 = burner off
20...100 = 20...100% burner rating
For multistage operation apply to setting range:
0 = burner OFF, P1, P2, P3
Invalid = no default output predefined by building automation
Default setting: Invalid
161 Number of faults
162 Operating hours resettable
163 Operating hours when unit is live
164 Number of startups resettable
166 Total number of startups
167 Fuel volume resettable [m³, l, ft³, gal]
176 Switching back to pilot switching cycles
186 Software drop out delay of flame signal (100 ms)
Index = = QRB... / QRC... (0 = inactive, >1)
Index 1 = ION / QRA... (0 = inactive, >3 - only 200 ms-steps)
190 Postpurging in lockout position
0 = deactivate (no-load position)
1 = active (postpurge position)
When active, the Alarm in the event of start prevention function is only
possible to a limited extent!
191 Function Switching back to pilot
0 = deactivate
1 = active (low active)
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Building Technologies Division
Industry Sector
Number of Type Edit
elements
1 Selection edit
1 Output edit / clear
1 Std_u16 read only
1 Std_s32 reset
1 Std_s32 read only
1 Std_s32 reset
1 Std_s32 read only
1 Std_s32 reset
1 Std_s32 read only
2 Std_u8 edit
1 Selection edit
1 Std_u8 edit
Basic documentation LMV37.4...
28 Parameter list LMV37.4...
Value range Resolution
Min Max
0 2 1
0% 100% 0.1%
0 65535 1
0 h 9999999 h 1 h
0 h 9999999 h 1 h
0 9999999 1
0 9999999 1
0 99999999 1
0 9999999 1
0 LMV37.400...: 1
20
LMV37.420...:
30
0 1 1
0 2 1
Default Password level
setting
0 SO
undefined SO (BA)
0 Info / Service
0 h Info / Service
0 h Info / Service
0 Info / Service
0 Info / Service
0 Info / Service
0 Info/Service
0; 0 OEM
0 SO
0 SO
Password level
write:: OEM
CC1P7546en
20.09.2013