Defender 510

Defender 520

Defender 530

Model and Flow Ranges

510L, 5-500 ccm                   510M, 50-5000 ccm 510H, 300-30,000 ccm

520L, 5-500 ccm                   520M, 50-5000 ccm 520H, 300-30,000 ccm

530L, 5-500 ccm                   530M, 50-5000 ccm

530H, 300-30,000 ccm

Volumetric Accuracy

1%

1%

1%

Standardized Accuracy

N/A

N/A

1.2%

User selectable Measurement Units

Volumetric

mL/min, L/min,

cc/min, cf/min

mL/min, L/min,

cc/min, cf/min

mL/min, L/min,

cc/min, cf/min

Standardized

N/A

N/A

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

Temperature

N/A

°C °F

°C °F

Pressure

N/A

mmHg, PSI, kPa

mmHg, PSI, kPa

Temperature and Pressure Sensor

No

Yes, in flow stream

Yes, in flow stream

Pressure

N/A

3.5 mmHg (typical)           7.0 mm (max)

3.5 mmHg (typical)           7.0 mm (max)

Temperature

N/A

0.8° C (typical)             1.3° C (max)

0.8° C (typical)             1.3° C (max)

ML-800 and ML-500 specification

Approximate Time per reading

1-15 seconds

Reading Styles(with averaging function user-selectable from 1 to 100 measurements)

Single (manual), Continuous or Burst

Gas Compatibility

non-corrosive gases, non-condensing, less then 70% humidity

Flow Modes

Pressure or Suction

Measurement Cell Style

Integrated

AC Adapter/Charger

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

Battery System

6v rechargeable, sealed lead-acid, 6-8 hrs typical operation

Battery Operational Time(5 cycles/min)

3 hours backlight on, 8 hours backlight off

Pressure and Suction Fittings

¼”ID Hose Barb

Warranty

1 yr (battery 6 mo)

Storage Temperature

0-70° C

Ambient Humidity

0-70%, non-condensing

Operating Pressure(Absolute)

15 PSI

Display

backlit graphical LCD

Data Port(for use with Optimizer Software)

Serial - RS-232

Data Cable(for use with Optimizer Software)

1 meter Defender to PC included

Protective Case

Soft or Pelican case available

Dimensions (H x W x D)

5.5”x 6”x 3”/ 140 x 150 x 75 mm

Weight

29 oz / 820 g

RoHS- and CE-compliant