5.1 Working range and pulse weighting data
Type
-Type
DN/Rp Connection type
Measuring range
Qb [m
3
/h]
Measurin
g range
ratio
pe
max. gas
HF* [pulses/m
3
]
ext. pulse
HF* [pulses/m
3
]
int. pulse
NF* [pulses/m
3
]
int. pulse
Pressure
drop
[mbar]
Q
min
Q
max
16 Rp 1“ Rp female thread 2,5 25 Rp 1“ 4 bar 185.000–195.000 15.080–16.250 10 5
40 Rp 1“ Rp female thread 6,5 65 Rp 1“ 4 bar 185.000–195.000 15.080–16.250 10 5
10 DN25 Flange 1,6 16 DN25 16 bar 185.000–195.000 15.080–16.250 10 5
25 DN25 Flange 4 40 DN25 16 bar 185.000–195.000 15.080–16.250 10 5
100 DN80 Flange 8 160 DN80 16 bar 26.400–27.200 1.885–2.266 1 2
250 DN80 Flange 20 400 DN80 16 bar 26.400–27.200 1.885–2.266 1 4
400 DN150 Flange 32 650 DN150 16 bar 5.100–5.400 318–386 1 10
1.000 DN150 Flange 80 1.600 DN150 16 bar 5.100–5.400 318–386 1 10
The precise number of HF pulses is dependent on the meter size and the calibrated meter itself. The stated values are
typical numbers. The exact values determined for each meter during the calibration are stated on the type plate for the
HF sensor.
8