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Building Technologies Basic documentation LMV37.4... CC1P7546en
HVAC Products 27 Parameter list LMV37.4... 01.12.2009
Par.
Parameter Number of Type Edit Value range Resolution Default Password level
no. elements Min Max setting
900 Process data
903 Current output
Index 0 = fuel
Index 1 = air
2 Output read only 0% 100% 0.1% 0% Info / Service
922 Incremental position of actuators
Index 0 = fuel
Index 1 = air
2 Std_s16 read only -50° 150° 0.01° 0° Info / Service
935 Absolute speed 1 Std_u16 read only 0 6553.5 0.1 0 SO
936 Standardized speed 1 Std_s16 read only -200% 200% 0.1% 0% Info / Service
942
Active heat source
1 = output during curve setti ngs
2 = manual output
3 = output preselected via BACS
4 = output preselected via analog input
5 = external load controller via contacts
1 Selection read only 0 255 1 0 SO
947 Result of contact sensing (bit-coded)
Bit 0.0 = 1: Pressure switch-min
Bit 0.1 = 2: Pressure switch-max
Bit 0.2 = 4: Pressure switch valve proving
Bit 0.3 = 8: Pressure switch air pressure switch
Bit 0.4 = 16: Load controller OPEN
Bit 0.5 = 32: Load controller ON
Bit 0.6 = 64: Load controller CLOSED
Bit 0.7 = 128: Safety loop
Bit 1.0 = 1: Safety valve
Bit 1.1 = 2: Ignition
Bit 1.2 = 4: Fuel valve 1
Bit 1.3 = 8: Fuel valve 2
Bit 1.4 = 16: Fuel valve 3 / pilot valve
Bit 1.5 = 32: Reset
2 Std_u8 read only 0 255 1 0 Info / Service
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