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Measuring principle
Conductive
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Characteristic / Application
Compact rod probe with multipoint detection, possible up to 5 switch points. Simple rod shortening.
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Supply / Communication
DC PNP 10,8V … 45V
Relay 20V … 230V AC
Relay 20V … 55V DC -
Ambient temperature
-40 °C … 70 °C
(-40 °F … 158 °F) -
Process temperature
-40 °C … 100 °C
(-40 °F … 212 °F) -
Process pressure / max. overpressure limit
Vacuum … 10 bar
(Vacuum … 145 psi) -
Min. conductivity of medium
10 µS/cm
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Main wetted parts
316L, PP, PPS
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Max. tensile strength
1000 N
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Process connection
G 1 1/2
NPT1 1/2″ -
Sensor length
0.1m … 4m
(3.9″ … 157″) -
Communication
DC PNP
Relay -
Certificates / Approvals
ATEX, EAC Ex
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Safety approvals
Leakage Detection
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Components
Transmitter: FTW325
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Application limits
Observe min. medium conductivity
Field of application
The Liquipoint FTW31 offers simple and safe point level detection in conductive liquids. It offers numerous measuring possibilities due to multipoint detection (up to 5 rods).
For use in conductive liquids (as of 10μS/cm). For overfill prevention, dry running protection, two-point control of pumps or multiple point detection.
Process connections: Threads
Sensor length: 0.1 to 4m (3.9 to 157″)
Temperature: -40 to 100°C (-40 to 212°F)
Pressure: -1 to 10bar (-14.5 to 145psi)
International explosion protection certificates, overfill prevention and leakage detection certificate WHG
Benefits
Cost-effective probe for conductive liquids with detection of up to five point levels with one probe No calibration requiredStandard setting for the most common conductive liquids No moving parts in the tank – long service life, reliable operation with no wear or blockages