Rixen VF-5200 series Instruction Manual

Air velocity / flow / differential manometer

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VF-5200 series Air Velocity/Flow/Differential Manometer
VF-5204 (Low Pressure Type) : 0 ~ ±70mbar
VF-5205 (High Pressure Type) : 0 ~ ±1000mbar
+
VF-5204
(Low Air Velocity/Flow/Differential Manometer) : Air Velocity 0 ~ 100m/s, Air flow is listed the below table
+
VF-5205
(High Air Velocity/Flow/Differential Manometer) : Air Velocity 0 ~ 400m/s, Air flow is listed the below table
A. Specifications
Model No.
Measuring Range
Please refer the following table A.
Area : 00.01ft²/0.001m²
Temperature : 0.1°C (0.1°F)
Air Velocity : 0.1m/s、1FPM、0.01Km/h、0.01Knots、0.01MPH
Resolution
Differential Pressure : 1Pa、±0.0001PSI、±0.01mbar、0.0001bar、
0.01mmH
±0.25% F.S、TEB<1% ※TEB : Total Error Band
Accuracy (at 25°C)
Max. 9.289m² / 99.99ft² (For Air Flow measurement)
Area Setting
Area : ft²、m²
Air Velocity : m/s、FPM(ft/min)、Km/h、Knots、MPH (VF-5204
Measurement Unit
Differential Pressure : Pa、PSI、mbar、bar、mmH
Dry air or non-corrosive gases and liquids
Media Compatibility
Digital LCD display : Differential Pressure、Air Velocity、Air Flow、Temp.、Measurement Unit
Display
Sampling Rate
Approx. 0.5 sec.
Digital Output : RS-232 / Modbus RTU protocol
Output Signal
(Differential Pressure、Air Flow、Air Velocity, Temp.、Max.、Min.、Avg. simultaneously)
0 ~ +60°C (+32°F ~ +140°F)
Temp. compensation
IP65 water and dust proof, Air Flow/Air Velocity/Wind Pressure measurements,
Main Functions
Fine ZERO & SPAN adjustments, ZERO setting, Max./Min./Avg. values, Data hold, Switchable °C/°F,
USB/RS-232 output, LED back-light, Auto/Manual shutdown, Fine Area adjustment
57600
Baud Rate
-10 ~ +60°C (+14 ~ 140°F), 0~95%RH non-condensing
Operating Environment
Power Supply
One 9 V battery or AC Adaptor (option)
Dimensions
150(L) × 75(W) × 28(D)mm (5.91 × 2.96 × 1.11 inches), Not including the pressure hose connector
Approx. 250g (including the battery)
Weight
Approvals
RoHS, CE, IP65
Instrument (VF-5204 or VF-5205)、Paper box、Battery、Pouch case、Operation manual
Standard Accessories
Instrument (VF-5204
+
Plus Accessories
tube (1M, length can be specified)、Battery、Plastic carrying case、Operation manual
Instruction Manual
VF-5204 / VF-5204
Air Flow : 1CFM/1CMM
O、0.001inH
O、0.001mmHg、0.0001inHg
2
2
Temperature : °C、°F
+
+
or VF-5205
+
Area : 00.01ft²/0.001m²
Temperature : 0.1°C (0.1°F)
Air Velocity : 0.1m/s、1FPM、0.1Km/h、0.1Knots、0.1MPH
Differential Pressure : 10Pa、±0.001PSI、±0.1mbar、0.001bar、
1mmH
O、0.1inH
2
Air Flow : CFM、CMM (VF-5204
O、inH
2
2
) 、 Pitot tube (Φ8 x 300mm, specifications can be customized)、 Silicon
- 1 -
VF-5205 / VF-5205
Air Flow : 1CFM/1CMM
O、0.1mmHg、0.001inHg
2
+
/ VF-5205
+
+
/ VF-5205
)
O、mmHg、inHg
+
+
)

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Summary of Contents for Rixen VF-5200 series

  • Page 1 VF-5200 series Air Velocity/Flow/Differential Manometer Instruction Manual VF-5204 (Low Pressure Type) : 0 ~ ±70mbar VF-5205 (High Pressure Type) : 0 ~ ±1000mbar VF-5204 (Low Air Velocity/Flow/Differential Manometer) : Air Velocity 0 ~ 100m/s, Air flow is listed the below table...
  • Page 2: Instrument Description

    ※When you connect with the Pitot tube to measure the Air Velocity, The Min. Reading is: VF-5204 (Low Pressure) : 1.2m/s = 236FPM = 4.32Km/h = 2.33Knots = 2.68MPH VF-5205 (High Pressure) : 4.0m/s = 780FPM = 14.4Km/h = 7.7Knots = 8.9MPH Measurement Range (Table A) Air Velocity (via Pitot tube) Air Flow...
  • Page 3: Display Description

    C. Display Description ※MMA is MAX、MIN、AVG. Display Description Battery power indicator Manual shutdown indicator (on the manual shutdown mode) Data hold indicator Differential Pressure indicator (on the differential pressure measurement mode) Air Velocity indicator (on the air velocity measurement mode) Air Flow indicator (on the air flow measurement mode) Adjustment/Calibration indicator (on the adjustment/calibration mode) Setup mode indicator (on the any setting)
  • Page 4: Key Description

    D. Key Description ※When you turn off the instrument and start again, it will revolve to the initial setting. Function Description LCD display Save Press the button to complete the all of setting, and turn to measurement mode. (Confirm) 1、On the measurement mode, press the button and hold 3 second, release when “-unit”...
  • Page 5: Turn On / Turn Off

    On the power off condition, press the and hold, then press the , the will Fine- twinkle, unloose the to enter the adjustment/zeroing mode. ※On this mode, press to increase or decrease the data. Adjustment ※Press to save selected unit, and turn back to measurement mode. / Zeroing ※Please be note that the adjusted data or changed data will not be reset for turn off.
  • Page 6: Hold Mode

    E-4-2 Duct area setting and flow calculation : Area setting : On the flow measurement mode, the flow unit (CMM or CFM) will be hinted, the B area’s value on the display will be changed from temperature value to area value. Press the to increase or decrease the data, press the change the number of digits.
  • Page 7: Rs-232 Transfer Protocol

    F. RS-232 transfer protocol RS-232 the transmission end is one way transfer via the three wires (touch ground) to input and output. Using the original transmission line or cable under 10m is recommended. Baud rate: 57600 Transfer status: / 8 / N / 1 Transfer content: (8BIT) Read Holding Registers by Function 03H F-1 Request Data Frame...
  • Page 8 F-3 Response Data Frame Response value = 11-Byte (includes the position command CRC) Slave address Function Byte count Data-Pre【15:8】 Data-Pre【7:0】 Data-Tem【15:8】 Data-Tem【7:0】 Data-Par【15:8】 Data-Par【7:0】 CRC Lo CRC Hi Data-Pre【15:0】is A value 0 x 1A79 = 6777 (the real value needs to refer the parameter) Data-Tem【15:0】is B value 0 x 1A79 = 6777 (the real value needs to refer the parameter) Data-Par【15:0】is parameter value 0 x 009E = 1001 1110 ---【15:8】no value The reading is -12.7m/s 70.8 ˚F...

This manual is also suitable for:

Vf-5205Vf-5204

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