ThermaViewer: The best solution for monitoring temperature.

The Best Solution for Temperature Monitoring!

 
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Home > Hygrometer > Specifications

 

Temperature Monitoring with Thermistor& RH Probes

Features:
  • Stores and Displays temperature  history.
  • Two thermistor probes w 20 foot cables.
  • Large LCD display shows temperature chart.
  • Zooms out to show months of temperature history.
  • Trace mode to highlight temperatures.
  • Scrolls through previous temperatures.
  • Serial port to download to PC.
Specifications:
  • Size:  8 3/8” x 5” x 1 3/8"
  • Display:  Various user selectable graphic presentations.
  • Display Resolution:  .1 Degree on LCD display .0001 on PC
  • Probe type:  Thermistor sensor on 20’ cable    
  • LCD Size:  2.5" x 4.5" Graphic Display.  
  • LCD Pixels: 240 Horizontal, 128 Vertical.
  • LCD Temperatures:  32°F to 122°F operating.  -4°F to 154°F non-operating.
  • LED:   Green – indicates AC power present
  • Sample Interval:  User selectable: 15 sec - 60 min
  • Data Storage Technique:  Battery Backed-Up SRAMThermaViewer temperature monitors thermocouple probe
  • On Board RAM:  256k
  • Data Stored:  43,004 samples per channel.
  • Number of Channels for temperature only sensors: 2
  • Sensor Temperature Range:  ± 0.3°C,  thermistor probes. -20°C to +85°C
  • Relative Humidity Range:  ± 2.5%, 5% to 95% Noncondensing
  • Calibration:  Optional NIST traceable.
  • Characterization:  Three point characterization table stored on sensor.
  • Power:  12vac/dc 50/60hz (wall transformer) with emergency 9vdc backup.
  • Battery Backup:  >48 hours with auto sleep mode on.
  • Output to PC:  RS 232 (Com port) via custom cable (DB9 to audio style plug).
  • PC Software:  TView - Include automatic and batch downloading. Site license.
  • Indicators:  LCD & LED.
  • Controls:  Seven buttons on membrane switch.
  • User Settings:  Via onboard menu system.
  • Relay:  Passive (dry contact) 2 terminal clamp <30 volts, (fused for .1 amp).
  • Alarm Conditions:  min, max, rate of change of temperature.
  • Weight of display unit:  1 lb.
  • Shipping weight: 4.5 lbs w power adaptor, sensors, cables, battery, & guide.

 

Operating Temperature

Typical Thermometric Drift

10 Months

100 months

0°C
25°C
100°C

<0.01°C
<0.01°C
0.20°C

<0.01°C
<0.02°C
0.32°C

1Stability:  YSI thermistors are chemically stable and not significantly affected by aging or exposure to strong nuclear radiation. The table above shows typical stability for a representative thermistor.

Users Guide
Price List
TDVDR-02     Two thermistor/RH Sensors  w 20' cables           $ 749.00
TDVDR-02-1  One One thermistor/RH Sensors  w 20' cables           $ 649.00
Accessories
TM-2 Thermistor upgrade to ±0.3°C (ea probe)                                       $ 25.00       
TM-3 Thermistor upgrade to ±0.1°C (ea probe)                                                  call factory
PDIR-2 Extra Thermistor/RH Sensor w 20' cable (±0.3°C)              $ 165.00
CL10 100 foot sensor cable                                                                    $ 50.00
End to end calibration 1 point (2nd probe + $ 25.00)                           $ 99.00
End to end calibration 3 point (2nd probe + $ 49.00)                                 $ 129.00

ThermaViewer Users Guide
© 2008 Two Dimensional Instruments, LLC