Typical Applications
Thin Film & Coating Systems
Used to monitor chamber vacuum during deposition and coating processes.
Supports stable vacuum feedback for process control.
Ideal for industrial coating equipment.
High Vacuum Research Systems
Applied in physics and material science research setups.
Reliable monitoring in high vacuum regimes beyond Pirani capabilities.
OEM High Vacuum Equipment
Designed for embedded integration into vacuum systems.
PTR225N-compatible signal output simplifies system replacement and upgrades.
Industrial Vacuum Monitoring
Continuous monitoring of high vacuum conditions.
Suitable for long operational cycles in industrial environments.
Suitable / Not Suitable
Suitable for
Not recommended for
Technical Overview
Measurement & Performance
- Measurement principle: Cold cathode ionization
- Measurement range (air): 1×10⁻⁷ to 1×10⁻³ Torr
- Accuracy (air):
- ±20% (1×10⁻⁶ to 1×10⁻³ Torr)
- ±30% (1×10⁻⁷ to 1×10⁻⁶ Torr)
Electrical & Mechanical
- Output signal: Analog voltage, 0–10 V
- Output scaling: Logarithmic, 1.33 V / decade
- Supply voltage: 20–28 V DC
- Power consumption: < 7 W
- Vacuum connection: KF25
- Electrical connector: RJ45
Environmental
- Operating temperature: 5–50 °C
Ignition Behavior
Typical Ignition Time (Air)
- At 1×10⁻⁴ Torr: ~2 seconds
- At 1×10⁻⁵ Torr: ~1 minute
- At 1×10⁻⁶ Torr: ~5 minutes
This behavior is typical for cold cathode gauges and should be considered during system startup and control logic design.
Why Choose Poseidon Scientific
OEM & Customization Capabilities
Our engineering team supports small to mid-volume OEM orders with short lead times and technical cooperation.
3D preview
Whether you are replacing an existing cold cathode gauge
or designing a new high vacuum system, we are ready to support you.
Talk to Our Vacuum Measurement Engineers
Whether you are replacing an existing cold cathode gauge
or designing a new high vacuum system, we are ready to support you.
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