851 Quartz Crystal Thickness Monitor
The NEW Telemark 851 Quartz Crystal (QCM) Thickness Monitor
- Modern color LCD touch screen interface and capability for I/O upgrades and additional sensor heads makes this tool excellent for system upgrades and OEM users alike.
- The unit contains an extensive material library and user definable materials.
- Proprietary oscillator for 5MHZ or 6MHz operation and high resolution of < 0.01A
- Unit come standard with 2 sensor inputs.
- Half rack chassis for 19 inch rack mount or table top
- High frequency internal reference oscillator provides <0.01A resolution for aluminum
- Operates with 5 MHz or 6 MHz crystals
- All new innovative crystal oscillator design for outstanding stability and noise immunity
- Extensive materials library, also allowing for user definable materials
- Color LCD touch screen for graphical and numerical display of primary real-time process data, providing an intuitive and user friendly operator interface
- Touch screen capabilities: In-process parameter modification, I/O status and control, Real time graphical display of: Rate v/s time and Thickness v/s time
- All system, film and setup files may be saved via a front panel USB port, as well as uploaded to instrument
- Can accommodate up to 99 materials
- 2 crystal sensor inputs included
| Model 851 | |
|---|---|
| Sensor Crystal Frequency | 5 or 6 MHz |
| Resolution | <0.02Hz (<0.01A for Al @ 6MHz) |
| Accuracy | +/- 0.5% thickness |
| Thickness Display | 0.000 - 999.9 kÅ |
| Rate Display | 0.0 - 999 Å/s |
| Measurement Update | 10 per second |
| Inputs (optional) | Optically isolated, active (12 to 24V DC), or passive (contact closure): Start/Zero, Stop, Source shutter, Sensor shutter |
| Outputs (optional) | Relay contacts NO/NC @ max 1A, 24 DC or AC: Target Thickness Reached, Crystal Fail, Source shutter, Sensor shutter |
| DAC Outputs | 0-5VDC (thickness and rate) |
| Power Input | 90-264 VAC, 47-63 Hz |
