Keterangan :
Vortex Flow Meters
Maintenance Free, All-Plastic Construction
Specifications
PFA Version
Display : 4-digit LED plus high & low alarm indicators
Connections : Straight tube ends or Flaretek
Straight tube requirements : 10 x diameter upstream and 2 3 diameter downstream
Wetted materials : PFA Perfluoroalkoxy
Temperature : 0– 100° C ( 32– 212° F)
Viscosity : For liquids more viscous than water, consult THORNTON
Electrical connections : 2m ( 6.5ft) cable may be extended with 22 gauge
6-conductor shielded cable up to 100m ( 325ft) for
770MAX pulse input only
Enclosure : NEMA 4X, IP65
Power supply : One external 12VDC isolated power supply 1000-65
is required for one or two pulse input sensors
Certificate : CE rated, certificate of accuracy included
PVC and PVDF Version
Straight pipe requirement : 10 x diameter upstream and 5 x diameter downstream
Pressure : PVC:       10bar at 21° C ( 150psi at 70 ° F) ,
                6.5bar at 38° C ( 93psi at 100° F)
PVDF:     10bar at 21° C ( 150psi at70° F) ,
                9bar at 65° C ( 130psi at150° F)
Temperature : Max. 95° C ( 203° F)
Viscosity : For liquids more viscous than water, consult THORNTON
Accuracy : ± 1% of full scale
Enclosure : NEMA 4X
Electrical connections
1D2" NPTF port with screw terminal wiring. Wiring may be
run up to 305m ( 1, 000ft) with 3-conductor, 20 gauge,
Power supply : For use with the 770MAX, one external 12V DC isolated
power supply ( 58 079 000) is required for one or two pulse
input sensors.
One kit ( 58 079 001) is required for each pulse input
Certificates : CSA and CE, Certificate of Calibration included