Technical data sheet VFP-.. sensors
www.belimo.eu Product information S4-VRP-M VAV • en • v2.0 • 11.2006 • Subject to changes 19 / 28
Static differential pressures sensor
for neutral to slightly aggressive gases
VFP-100
VFP-300
VFP-600
Technical data
Electrical data
Power supply
Connection
DC 15 V (from VRP-M controller)
1 m cable with 4-pin plug
(compatible with VRP-M controller)
Functional data
Measuring range See «Overview of types»
Overload protection See «Overview of types»
Measuring principle Diaphragm differential pressure measurement
(inductive)
Medium Neutral to slightly aggressive gases
Parts in contact with medium Ni, Al, CuBe, PU
Linearity ±1% of final value (FS)
Hysteresis Max. 0.1% of final value
Temperature sensitivity Zero
Measuring range
See «Overview of types»
t = +10 ... 40°C (reference temperature t0 = 25°C)
Mounting position Upright (connection on bottom or side)
Position dependency Max. ±4.5 Pa
when rotated 90° about horizontal axis
Pressure port Hose connection
for hose with 4 ... 6 mm internal diameter
Safety
Protection class III Safety extra-low voltage
Degree of protection IP42
EMC CE according to 89/336/EEC
Mode of operation Type 1 (to EN 60730-1)
Ambient temperature range 0 ... +50°C
Non-operating temperature –10 ... +70°C
Ambient humidity range 5 ... 95% r.H., non-condensating (EN 60730-1)
Maintenance Maintenance-free
Dimensions/weight
Dimensions See «Dimensions» on page 25
Weight See «Overview of types»
Overview of types
Type Measuring ranges Overload protection
Temperature sensitivity
of zero
Weight
VFP-100 0 ... 100 Pa max. 500 Pa
±0.1% / K Approx. 500 g
VFP-300 0 ... 300 Pa max. 5’000 Pa ±0.05% / K Approx. 280 g
VFP-600 0 ... 600 Pa max. 3’000 Pa ±0.05% / K Approx. 280 g
Safety notes
• The sensors are not allowed to be used outside the specified field of application, especially in
aircraft or in any other airborne means of transport.
• They may only be installed by suitably trained personnel.
All applicable legal or institutional installation regulations must be complied with.
• The devices do not contain any parts that can be replaced or repaired by the user.
• The devices contain electrical and electronic components and are not allowed to be disposed
of as household refuse. All locally valid regulations and requirements must be observed.
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