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ThermaViewer > Specifications
TDVD-02 ThermaViewer™
± 0.3° Thermistor sensors
Features:
- Stores and displays temperature
- Two thermistor sensors w 20 foot cables.
- Large display shows temperature chart.
- Zooms out shows months of temperatures.
- Trace mode highlights temperatures.
- Scrolls through previous temperatures.
- Serial port to download to PC.
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Specifications:
- 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
- Thermistor sensor on 20 foot 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 Light indicates AC power present
- Sample Interval User selectable: 15 sec - 60 min
- Data Storage Technique: Battery Backed-Up SRAM
- On Board RAM: 256k
- Data Stored: 80,000 samples per channel.
- Number of Channels for temperature only sensors 2
- Sensor Temperature Range: 0.3°C thermistor sensors. -20°C to -80°C
- Relative Humidity Range: ± 2.5%, 5% to 95% Noncondensing
- Calibration-Optional NIST traceable.
- Characterization: 3 pt table on sensor accessible through menu system.
- 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.
- Via onboard menu system.
- Relay: Dry contact, normally open (N/O) 2 terminal clamp <30 volts, (fused for .5 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.
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PDF Version of Specifications
1 Stability YSI thermistors are chemically stable and not significantly affected by aging or exposure to strong nuclear radiation. The table below shows typical stability for a representative thermistor.
| Operating Temperature
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Typical Thermometric Drift |
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10 Months
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100 months
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0°C
25°C
100°C
150°C
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<0.01°C
<0.01°C
0.20°C
1.5°C
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<0.01°C
<0.02°C
0.32°C
not recommended
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