Badger Meter Vortex Meters - Manual (Page 25)

25 09-VRX-UM-00408 07/12
SPECIFICATIONS
MEASURED Liquids
MINIMUM PIPE SIZE 4 inches (102 mm)
FLOW RATE MEASURED 2...18 fps (0.6...5.5 mps)
PROCESS TEMPERATURE -20° F...300° F (-28° C...148° C)
PROCESS PRESSURE -5...250 PSIG (-0.3...17 BARg)
MINIMUM BACK PRESSURE See Figure 2 - BACK PRESSURE CALCULATIONS
MAXIMUM VISCOSITY 10 centistokes - Consult factory for higher viscosities
ACCURACY ±2.0% of reading
REPEATABILITY ±0.5% of reading
RESPONSE TIME 1 second
INPUT POWER 4-20 mA 2 Wire Current Loop Powered; +10 to +30 VDC, 25 mA max
ANALOG OUTPUT
4-20 mA Current Loop
Resolution 1:4000
Transient Over-voltage: Category 3, in accordance with IEC 664
PULSE OUTPUT
Outputs one pulse for each increment of totalizers least signifi cant digit
Pulse Type: Opto-Isolated open collector transistor
Maximum Voltage: 30 VDC
Pulse Width ON State: 20 ms / Max pulse rate 25 Hz
Current ON State: 0.9 V drop @ 5.0 mA
or 0.7 V drop @ 0.1 mA
PROCESS CONNECTION
Stainless steel w/PPS transducer assembly
Standard: 2” ANSI 150 lb fl ange
Optional: 300 lb fl ange or ¾ NPT x 2 NPT Bushings
ENVIRONMENTAL
Ambient Temperature: -20 °F to 110 °F (-30 °C to 43 °C)
Humidity: 0-90% Non-condensing
DISPLAY
Flow Rate and Total
8 digit, .75” high numeric display; 8 character, .38” high alphanumeric
4-20 mA Loop Powered; +10 to +30 VDC, 25 mA max
ENCLOSURE NEMA 4X (IP66) Polycarbonate