Accuracy (continued)
Measured error
Pulse output: ± 0.5% o.r. ± 0.01% o.f.s. (full scale value = 10 m/s)
Current output: additionally ± 5 µA (typical)
o.r. = of reading o.f.s. = of max. full scale value
Option:
Promag 33 A and F: ± 0.2% o.r. ± 0.005% of Q
k
Q
k
= desired reference flow quantity for calibration (v = 2...10 m/s).
Q
k
has to be noted for ordering.
Deviations in power supply voltage have no influence on the specified
ranges.
Repeatability
± 0.1% o.r. ± 0.005% o.f.s.
o.r. = of reading
o.f.s. = of max. full scale value
Operating conditions
Installation conditions
Installation instructions
Orientation: vertical or horizontal
Restrictions and other recommendations → see page 10 ff.
Inlet and outlet sections
Inlet section: ≥ 5xDN
Outlet section: ≥ 2xDN
Connection cable length
(remote version)
FS version:
0... 10 m → min. conductivity ≥ 5 µS/cm (for liquids in general)
0... 10 m → min. conductivity ≥ 20 µS/cm (for demineralised water)
10...200 m → min. conductivity = f (L
max
)
FL version:
0...200 m → min. conductivity ≥ 5 µS/cm (for liquids in general)
0...200 m → min. conductivity ≥ 20 µS/cm (for demineralised water)
Instrument equipped with empty pipe detection (EPD):
max. cable length = 10 m
0
2.5
2.0
1.5
1.0
0.5
0
2 4 6 8 10
ba009y63
Fluid velocity [m/s]
0.5 %
[% o.r.]
0.2 % (Option)
200
100
5
10 100 200 [m]
FL
FS
L
max
Permissible
range
Cable length L
max
Conductivity [µS/cm]
ba009y76
Promag 33 9 Technical Data
Endress+Hauser 109
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