Teledyne 8800T - Trace moisture analyzer - transmitter User Manual

Instruction manual

Table of contents

Document Outline

8800P.pdf
- 1. Introduction
  - 1. XPDM Portable Instrument with sensor, desiccant...
  - 2. 2 VCO to Swagelok fittings and 2 Swagelok to ba...
  - 3. Calibration bulb.
  - 4. Shoulder strap.
  - 5. VCO to VCO Fittings.
  - 6. Pig tail.
  - 7. Flexible stainless steel hose.
  - 8. Pressure regulator, all stainless steel, (prese...
  - 9. Coalescing filter, all stainless steel with mou...
  - 10. Wall transformer (with factory installed I/O o...
  - 11. Replacement desiccant cartridge.
  - 12. Padded transport case.
- 2. Precautions
- 3. Principle of Operation
- 4. Operating the XPDM
  - 4.1. Sample Hook-up
  - 4.1.1. Fittings
  - 4.1.2 Recommended Pipes
  - 4.1.3. Sample conditioning
  - 4.2. Measuring
- 5.0 The User Interface
  - 5.1 Display Conventions
    - 1. To display letters with the 7 segment numeric d...
    - 2. The instrument will indicate whether a particul...
    - 3. °C°F appear simultaneously, to indicate the sen...
    - 4. Values higher than ±1999 and lower than ±0.01 a...
  - 5.2 Operating State
  - 5.2.1 Viewing Dewpoint Mode
  - 5.2.2 Viewing Temperature at Sensor
  - 5.2.3 Start Autocal Mode
  - 5.2.4 Viewing Serial Number Mode
  - 5.3 Set-up State
    - 1. Testing the optional analog output: By pushing ...
    - 2. Display of alternate units: In this mode, a sec...
    - 3. Selecting the sensor type: In this mode the use...
    - 4. Adjusting low end sensor attenuation and/or dew...
    - 5. Manual calibration: (Not yet available) In this...
    - 6. Output range setting: These modes are used to s...
    - 7. Lock/Unlock the instrument: This mode is used t...
- 6. Options
  - 1. RS-232C.
  - 2. Current Loop output (4-20mA or 0-24mA).
  - 3. Operation from an external power supply e.g. a ...
  - 6.1 RS-232C
  - 1
  - Current Loop out
  - 6
  - strapped to 4
  - 2
  - Tx
  - 7
  - looped from pin 8 through RS-232 level driver
  - 3
  - Rx
  - 8
  - looped to pin 7 through RS-232 level receiver.
  - 4
  - strapped to 6
  - 9
  - current loop select:Open=0-24mA,Grounded=4-20mA
  - 5
  - Gnd-RS232 & Current Loop
    - 6.2 Current Loop Output
    - 6.3 Operating from an external Power Supply
- 7. Automatic Calibration
  - 1. Make sure that the ambient temperature where yo...
  - 2. Remove the adapter from the bulb (hand pump).
  - 3. Moisten the sponge with 1 or 2 drops of water a...
  - 4. Turn instrument on. Refer to section 5.2.
  - 5. Press the Mode key twice. The display will indi...
  - 6. Press the Up key, to confirm you want to perfor...
  - 7. Pull sensor actuator to measurement position, a...
  - 8. Push Up key to initiate the calibration procedu...
  - 9. Keep pumping intermittently to assure wet micro...
  - 10. After one minute, the instrument displays cali...
  - 11. Push in the sensor actuator.
- 8. Changing desiccant cartridge and/or battery.
- 9. Special messages, warnings and error indication...
  - PROM check sum failed.
  - power on tests
  - RAM write/read test failed.
  - cycle power / replace battery,
  - Unidentified power-up failure.
  - if problem persists,
  - EEPROM Check Sum Failed.
  - return to your representative
  - A/D converter failure.
  - system tests once per 2 min.
  - for service.
  - Reference voltage for A/D out of spec.
  - Low battery voltage.
  - replace battery.
  - Instrument low temperature range
  - has been exceeded.
  - make sure that the unit is at a
  - Instrument high temperature range
  - has been exceeded.
  - temperature of -10˚C to +50˚C.
  - Sensor circuit is open.
  - dewpoint displays tests
  - check sensor. wetup sensor to see if it will react...
  - Sensor is saturated.
  - dry down the sensor.
  - Sensor circuit is shorted.
  - check sensor.
  - Trying to calculate dewpoint for undefined sensor....
  - select sensor and autocal.
  - Viewing dewpoint while sensor is in desiccant dry-...
  - a reminder that the dewpoint in the desiccant is b...
  - Trying to calibrate an undefined sensor.
  - autocal tests
  - Prompting to pull out the sensor from desiccant to...
  - see autocal instructions.
  - Sensor reading is ‘too’ low to be from a saturated...
  - EEPROM write cycle not completed.
  - miscellaneous
  - if this persists, return for service.
  - Attempting to modify a locked unit.
  - unlock unit, see set-up mode.
  - Sensor is neither in nor out of desiccant.
  - pull out or push in the sensor actuator
  - Turn on message, Xentaur (Greek X=X)
  - Turn off message, good-bye.
- Appendix A: Flow diagram of User Interface in the ...
- Appendix B: Flow Diagram of User Interface in the ...
- Appendix C: Relationship of Instrument Reading and...
- Appendix D: Uncertainty in LBS and PPMV calculatio...
- Appendix E: Battery Life
8800T.PDF