Appendix – Teledyne 2020 - Explosion proof thermal conductivity analyzer User Manual
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A-1
Thermal Conductivity Analyzer
Appendix
Teledyne Analytical Instruments
Appendix
A-1 Specifications
Ranges: Three ranges plus a cal range with linearizer,
field selectable within specified limits (appli-
cation dependent) and Auto Ranging
Display: 2 line by 20 alphanumeric VFD accompanied
by 5 digit LED display
Accuracy: ±1% of full scale for most binary mixtures at
constant temperature
±5% of full scale over operating temperature
range once temperature equilibrium has been
reached
Response Time: 90% in less than 65 seconds
System Operating
Temperature: 32°F to 122°F (0 - 50°C)
Sensor Type: Standard TC cell filaments detector)
Signal Output: Two 0-1 VDC (concentration and range ID)
Two 4-20 mADC isolated (concentration and
range ID)
Alarm: Two fully programmable concentration alarm
set points and corresponding Form C, 3 amp
contacts.
One system failure alarm contact to detect
power, calibration, zero / span and sensor
failure.