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UHV-24
UHV-24P
Vacuum Gauge - UHV-24 and UHV-24P Nude Bayard-Alpert Type Ionization Gauge Tube
■ Operating Pressure：
     UHV-24：2 x 10-11 torr to 1 x 10-3 torr
(2.7 x 10-11 mbar to 1 x 10-3 mbar)
UHV-24P：5 x 10-12 torr to 1 x 10-3 torr
(6.7 x 10-12 mbar to 1 x 10-3 mbar)
■ Bakeability：450 °C (with ConFlat® flange)
■ Reliable pressure indications
■ Dual filament design
■ Ease of maintenance
■ UHV-compatible
■ Long life
 

571
Vacuum Gauge - 571 SeriesBayard-AlpertTypeStandardRange Ionization Gauge Tube
■ Operating Pressure：
2 x 10-10 torr to 1 x 10-3 torr (2.7 x 10-10 mbar to 1 x 10-3 mbar)
■ Operating Ratings：
• 0 VDC (collector)
• + 180 VDC to ground (grid)
• + 30 VDC to ground
• 5 VAC nominal (filament)
■ Rugged construction
■ Easily outgassed grid
■ High conductance tabulations available
 

564
Vacuum Gauge - 564 Broad-Range Bayard-Alpert Type Ionization Gauge Tube
■ Operating Pressure：
• 4 x 10-10 torr to 5 x 10-2 torr (5 x 10-10 mbar to 6.7 x 10-2 mbar)(Air)
• 4 x 10-10 torr to 1 x 10-1 torr (5 x 10-10 mbar to 1 x 10-1 mbar)(Argon)
■ Operating Ratings：
• 0 VDC to ground (collector)
• 0 VDC (shield)
• + 180 VDC to ground (grid)
• + 30 VDC to ground
• 4.0 VAC nominal (filament)
■ Rugged construction
■ High accuracy
■ Reliable pressure measurement
 

563
Vacuum Gauge - 563 SeriesBayard-AlpertTypeStandardRange Ionization Gauge Tube
■ Operating Pressure：
2 x 10-10 torr to 1 x 10-3 torr (2.7 x 10-10 mbar to 1 x 10-3 mbar)
■ Operating Ratings：
• 0 VDC (collector)
• + 180 VDC to ground (grid)
• + 30 VDC to ground
• 5 VAC nominal (filament)
■ High accuracy with platinum coating
■ Burn-out resistant filament
■ Rugged grid structure
■ The gauge can withstand long periods of degassing without
 sagging of the filament or grid
 

IGM401
Hornet
Vacuum Gauge - IGM401 "Hornet" Miniature-Ionization Vacuum Gauge Module
■ Dual hot filament Ionization vacuum Gauge module with on-board
    controller.
■ Wide measurement range from 1 x 10-9 Torr to 5 x 10-2 Torr.
■ Includes extremely bright, crisp OLED digital display, set-point relay,
    analog output, and RS485 interface.
■ Service and research display screens provide valuable data and ease
    of use.
■ Low cost, plug-compatible direct drop-in replacement for the Granville-
    Phillips Micro-Ion.
 

IGM402
Hornet
Vacuum Gauge - IGM402 "Hornet" Miniature-Ionization Vacuum Gauge with Dual Convection
■ The first Modular Ionization Vacuum Gauge module capable of
    operating two Convection Gauges.
■ Wide measurement range from 1 x 10-9 Torr to atmosphere.
■ Low Cost of Ownership: Significant cost reduction in Controller, space,
    cabling and sensor replacement.
■ Includes extremely bright, crisp OLED digital display, 3 set-point relays,
    3 analog output, and RS485 interface.
■ Service and research display screens provide valuable data and ease
    of use.
 

HBCG450
Vacuum Gauge - Bayard-Alpert Pirani Capacitance Diaphragm Gauge
■ HBCG450 saves cost and tool space and reduces the complexity
 of vacuum measurement installation and setup
■ Gas-type-independent pressure measurement above 10 Torr
    provides more reliable loadlock control for any gas mixture
■ Pirani interlock protects the hot filament from premature burnout
■ Automatic high vacuum and atmospheric Pirani adjustment
reduces operator interventions
■ Differential pressure measurement at atmosphere eliminates
 uncertainty related to atmospheric pressure changes
■ Easy-to-exchange sensing element with on-board calibration
 data guarantees reproducibility
■ Optional graphic display and Fieldbus interfaces available
 

HHPG400
Vacuum Gauge - High Pressure Ionization Pirani Gauge
■ HHPG400 saves cost and tool space and reduces the complexity
 of vacuum system installation and setup
■ The high pressure hot ion gauge delivers accurate, reliable pressure
 measurements from 1 X 10 -5 ... 1 mbar for improved process control
■ User selectable hot ion emission activation between 5 X 10 -2 and
    1 mbar
■ Pirani interlock protects the hot filament from premature burnout
■ Optional graphic display and Fieldbus interfaces available
■ Automatic high vacuum Pirani adjustment reduces operator
    interventions