Siemens QBM3700 Series User Manual page 16

3
Engineering
Modbus registers
Differential pressure 2
Addr. Description
4x0065 Reliability.
4x0066 Value
4x0067 Unit
4x0068 Value [Pa]
4x0069 Value [PSI]
4x0070 Zero point calibration
4x0071 Sensor 2 full scale value
4x0072 Average 500 ms
4x0073 Average 1000 ms
4x0074 Average 4000 ms
4x0075 Average 16000 ms
Flow (Diff-pressure Sensor 1)
Addr. Description
4x0081 Flow low
4x0082 Flow high
4x0083 K-factor
4x0084 Unit
Flow (Diff-pressure Sensor 2)
Addr. Description
4x0091 Flow low
4x0092 Flow high
4x0093 K-factor
4x0094 Unit
16 | 20
Unit Scaling R/W Area
1 R
1 R
1 R/W 0 = Pa = Default
Pa 1 R
PSI 0.0001 R
1 R/W 0 = No action (toggle bit)
Pa 1 R
See config #4x0067 R
See config #4x0067 R
See config #4x0067 R
See config #4x0067 R
Unit Scaling R/W Area
0.01 R
0.01 R
1 R/W 0 ≤ VAL ≤ 1500
1 R/W 0 = m³/h (Default)
Unit Scaling R/W Area
0.01 R
0.01 R
1 R/W 0 ≤ VAL ≤ 1500
1 R/W 0 = m³/h (Default)
1 = PSI
2 = mmHG
3 = mmH2O
1 = Zero point calibration P1+P2
2 = Zero point calibration P2
3 = Zero point reset to factory setting
P1+P2
4 = Zero point reset to factory setting P2
1 = m³/s
2 = l/s
1 = m³/s
2 = l/s
Data type
uint16_t
uint16_t
uint16_t
uint16_t
uint16_t
uint16_t
uint16_t
uint16_t
uint16_t
uint16_t
uint16_t
Data type
uint16_t
uint16_t
uint16_t
uint16_t
Data type
uint16_t
uint16_t
uint16_t
uint16_t
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