The HV-1 Series (single rotometer) and HV-2 Series (dual rotometer) are high volume air samplers. These models feature electronic flow regulation, a motor cooling fan within the motor housing, flow measurement and flow calibration capability. Many options are available upon request. Filter holder is optional.

The T8400 (120VAC) and the T8400E (220VAC) Series Air Samplers are high volume air samplers with a two stage, thermally protected electric motor driven vacuum blower and a 7-foot long electrical cord. A 4 inch (102 mm) filter is built into the unit. Optional flow gauges with LPM, CMM or CFM are available.
 

The HV-1T(E) models are single rotometer high volume air samplers that feature electronic flow regulation, a motor cooling fan within the motor housing, flow measurement and flow calibration capability. The pump is mounted on a rigid base with nonskid rubber feet with a removable controller module unit that includes a protective guard for the single rotometer and the controls. This removable module facilitates maintenance of the pump components. A shutoff timer is provided to automatically shutoff the motor after a preset sampling time is achieved.

The DFHV-1 Series digital high volume air samplers provide simplicity of operation and improved accuracy. This model features a motor cooling fan within the motor housing, digital flow measurement, elapsed time and accumulated volume measurement capability. It has a bright LED display and a four button keypad.  Flow rates are corrected to a reference temperature and pressure. Filter holder is optional. Automatic flow control is a standard feature.

The DFHV-1S Model Series Digital High Volume Air Samplers provide simplicity of operation and improved accuracy. These models features a motor cooling fan within the motor housing, digital flow measurement, elapsed time and accumulated volume measurement capability. It has a bright LED display and a four button keypad. The standard model has manual flow control. An optional automatic flow control feature is available.

The DFHV-1D Series digital high volume air samplers provide simplicity of operation and improved accuracy. This model features a brushless motor, digital flow measurement, elapsed time and accumulated volume measurement capability. It has a bright LED display and a four button keypad.  Flow rates are corrected to a reference temperature and pressure. Filter holder is optional. Automatic flow control is a standard feature. The DFHV-1D Series also has all the automation features of the standard DFHV-1 Series.

The DFHV-1DS Series digital high volume air samplers provide simplicity of operation and improved accuracy. This model features a brushless motor, digital flow measurement, elapsed time and accumulated volume measurement capability. It has a bright LED display and a four button keypad.  Flow rates are corrected to a reference temperature and pressure. Filter holder is optional. Automatic flow control is a standard feature. The DFHV-1DS Series is designed for continuous indoor user and has all the automation features of the standard DFHV-1 Series. Consult the product specifications link for additional details.

The DF-604D Series Air Sampling Systems are designed for remote unattended continuous air sampling applications. The DF-604D Series Air Samplers feature a brushless motor with electronic motor speed control that maintains a user selectable flow rate. The flow rate range attainable through the filter media is dependent upon the air porosity of the filter media. The DF-604D Series design accommodates rapid field service and component replacement. Flow rates are corrected to a reference temperature and pressure. Filter holder is included. Optional data collection device is available.

The DF-60810D Series Air Sampling Systems are designed for remote unattended continuous air sampling applications. The DF-60810D Series Air Samplers feature a brushless motor with electronic motor speed control that maintains a user selectable flow rate. The flow rate range attainable through the filter media is dependent upon the air porosity of the filter media. The DF-60810D Series design accommodates rapid field service and component replacement. Flow rates are corrected to a reference temperature and pressure. Filter holder is included. Optional data collection device is available.

The DF-804 Series Air Sampling Systems are designed for remote unattended continuous air sampling applications. The DF-804 Series Air Samplers feature a brushless motor with electronic motor speed control that maintains a user selectable flow rate. The flow rate range attainable through the filter media is dependent upon the air porosity of the filter media. The DF-804 Series design accommodates rapid field service and component replacement. Flow rates are corrected to a reference temperature and pressure. Filter holder is included. Various optional filter holders and data collection devices are available.

The GAS - 604 Series Air Sampling System s are designed for remote unattended continuous air sampling applications. The GAS - 604 Series Air Samplers feature a brushless motor with electronic motor speed control that maintains a user selectable flow rate. The flow rate range attainable through the filter media is dependent upon the air porosity of the filter media. Flow rate s as high as 85 m 3 /hr (50 CFM) are attainable with glass fiber filter media having a DOP efficiency of ~ 98% . The GAS - 604 Series design accommodates rapid field service and com ponent replacement

The GAS-60810 Series Air Sampling Systems are designed for remote unattended continuous air sampling applications. The GAS-60810 Series Air Samplers feature a brushless motor with electronic motor speed control that maintains a user selectable flow rate. The flow rate range attainable through the filter media is dependent upon the air porosity of the filter media. Flow rates as high as 200 m3/hr (117 CFM) are attainable with glass fiber filter media having a DOP efficiency of ~ 98%. The GAS-60810 Series design accommodates rapid field service and component replacement.

The GAS-PM2.5D(E) Series Air Sampling Systems are designed for remote unattended continuous air sampling applications. The GAS-PM2.5D(E) Series Air Samplers feature a brushless motor with electronic motor speed control that maintains a user selectable flow rate. The flow rate range attainable through the filter media is dependent upon the air porosity of the filter media. The GASPM2.5D(E) Series design accommodates rapid field service and component replacement.

The GAS-PM10D(E) Series Air Sampling Systems are designed for remote unattended continuous air sampling applications. The GAS-PM10D(E) Series Air Samplers feature a brushless motor with electronic motor speed control that maintains a user selectable flow rate. The flow rate range attainable through the filter media is dependent upon the air porosity of the filter media. The GAS-PM10D(E) Series design accommodates rapid field service and component replacement.