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Dry gas flowmeter
The new generation dry gas flowmeter is easy to calibrate and has accurate flow rate. The BIOS Defender520 dry flow calibrator from the United States
Product details
brand Other brands Price range discuss personally
Product category Differential pressure type Media classification gas
Origin category Import application area Environmental protection, oil, mining, energy, transportation

US BIOS Traffic Calibrator Defender 520

new generationDry gas flowmeterEasy calibration and accurate flow rate. The BIOS Defender520 dry flow calibrator from the United States is more convenient and efficient to use than traditional soap film flow calibrators. This instrument is widely used in institutions such as occupational health institutions, disease control centers, and metrology institutes.
Model: 520L Low flow range: 5-500ml/min
Model: 520M Medium flow range: 50-5000ml/min
Model: 520H High flow range: 300-30000ml/min
The Defender 520 series has a flow accuracy of 1% and includes temperature and pressure sensors.

Introduction to BIOS Defender 520 Flow Calibrator in the United States

Defender 520 is a new generationDry gas flowmeterIt is a primary flowmeter and is recommended and used in conjunction with numerous individual sampling pump manufacturers.

Can be used in the fields of industrial hygiene, environmental protection, and various laboratories. It adopts the principle of dry piston motion, and multiple consecutive readings can be generated with one button press.

Compared with the traditional foam flowmeter, it is more convenient and fast to use. The 520 model has added the ability to simultaneously test temperature and pressure compared to the 510.

Product Features of BIOS Defender 520 Flow Calibrator in the United States

  • Adopting the principle of dry piston, it is simple and convenient to use
  • Flow precision control, certified by ISO17025
  • compact
  • Large display screen
  • Up to 100 readings per group
  • The 520 series can be equipped with built-in temperature and pressure sensors to optimize test results

Product parameters of BIOS Defender 520 flow calibrator in the United States:

model

Defender 510

Defender 520

Defender 530

Flow range

510L, 5-500ml/min
510M, 50-5000ml/min
510H, 300-30,000ml/min

520L, 5-500ml/min
520M, 50-5000ml/min
520H, 300-30,000ml/min

530L, 5-500ml/min
530M, 50-5000ml/min
530H, 300-30,000ml/min

Flow accuracy

1%

1%

1%

Standard accuracy

N/A

N/A

1.2%

optional
measure
unit

internet traffic

mL/min, L/min,
cc/min, cf/min

mL/min, L/min,
cc/min, cf/min

mL/min, L/min,
cc/min, cf/min

standardization

N/A

N/A

smL/min, sL/min,
scc/min, scf/min

temperature

N/A

℃ ℉

℃ ℉

pressure

N/A

mmHg, PSI, kPa

mmHg, PSI, kPa

Temperature and pressure sensors

No

Yes

Yes

pressure

N/A

3.5 mmHg (typical)
7.0 mm (very large)

3.5 mmHg (typical)
7.0 mm (very large)

temperature

N/A

0.8 ℃ (typical)
1.3 ℃ (very high)

0.8 ℃ (typical)
1.3 ℃ (very high)

Time of each reading

1-15 seconds

Reading mode (select the average of 1 to 100 measurements)

Single (manual), continuous or burst mode

Gas compatibility

Non corrosive gas, non condensing gas, humidity less than 70%

flow pattern

Compression or suction

Measurement unit

Integrated

AC/DC converter/charger

12V DC,>250ma, 2.5mm center position

Battery System Battery Types

6V rechargeable sealed lead-acid battery, typical working time 6-8 hours

Battery running time (5 times/minute)

Background light on for 3 hours, background light off for 8 hours

Press in or suction attachments

hose

Operating pressure (yes)

15 PSI

display

Backlit graphic LCD display

Data port (using optimization software)

rs-232 serial port

Data cable (using optimization software)

1-meter Defender calibrator to computer serial port

protection box

Soft or hard instrument box

Dimensions (H x W x D)

5.5”x6”x3”/140x150x75mm

weight

29oz/820g

Compliant with: RoHS - and CE

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