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Documents & Monitors Temperature
The
ThermaViewer™ draws a chart on the large LCD display showing the current
and historical temperatures. The
ThermaViewer™ collects
and displays a temperature history from two different sources
simultaneously so that it can monitor two different
rooms or a refrigerator and a freezer or an incubator and a
room etc...

Displays Temperature History
Traditional thermometers show only the current temperature but that is not
really enough. For a clear picture of temperature,
you must know what happened over time. For example, a
sudden dramatic jump in temperature means something completely
different than a long slow steady rise in temperature.
But if you only see the temperature at the high point, there
is no way to tell what actually happened.
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 |
 |
 |
|
Warehouses |
Ovens |
Refrigerators/Freezers |
Server
Rooms |
See Months of Temperature History
at a Glance
The
ThermaViewer™
draws a chart on its display. It is easy to see if the
temperature is in the middle of a trend, when it started, how high or low it got, and how long it lasted. And if the display you are
seeing doesn't show enough data, you can zoom out to see more
time - much more You can literally see six months of temperature history displayed on the screen at one time!

No Programming!
You don't need a computer to start the
ThermaViewer or see the collected data. Using the on-board menu system, you set
the date and time and it begins collecting temperature.
You can set the display and collection parameters at any time; even change them
while collecting data.
Trace Mode
The trace mode highlights individual temperatures. For example, if you come in Monday morning and see a large temperature spike on Saturday night the 'Trace' mode can show when it started, how long it lasted, and when it ended.
Operates during power failures.

To keep your data safe there are two different backup batteries: A nine volt battery powers the unit during a power outage, and a button cell battery preserves your data if the 9vdc runs out.
Downloads data to your network
Archive your temperature data with the TView program, which will
make a copy of the
ThermaViewer data to your computer. A regular schedule of backing up your data insures that you always have a copy of your
ThermaViewer™
data. During the download, the TView program draws a chart on your computer screen and saves a copy as a CSV file. Once the data is on your computer you can zoom-in for a closer look or zoom-out to examine trends just like you can with the ThermaViewer. You can also print out the graph, and even move it around with your mouse.

| Number of Channels |
Temperature only - 2,
temperature/humidity - 4 |
| Size |
8 3/8" x 5" x 1 3/8" |
| Sample Interval |
User selectable 15 sec-60 min |
| Display Resolution |
0.1° on LCD, 0.0001 on PC |
| Temp Range: |
Sensor dependent. |
| Digital sensor: |
-20°C to 75°C (~±1.0°C Typical) |
| Thermistor: |
-20°C to 75°C (±0.3°C), ( ±.2°C option) |
| Thermistor w Steel sensor: |
-20°C to
75°C (±0.3°C) |
| K Thermocouple: |
-250°C to 1250°C (±1.2°C CJC Typical). |
| CJC = cold junction compensation |
| -200°C to -74°C |
± 2% |
| -168°C to +285°C |
± 4° |
|
+285°C to +816°C |
±
.75% |
| +816°C to 1250°C |
± 1.75%. |
| Humidity |
2% - 100%
(non-condensing) (± 2% at 23°C) |
| Calibration |
Optional NIST traceable |
| Characterization: |
One point table accessed through onboard menu |
| Storage Technique |
Battery backed-up SRAM |
| SRAM |
43000 samples per channel |
| Power |
12vdc, 50/60hz (wall adaptor) |
| Battery Backup |
>48 hrs with auto sleep mode set to 30 seconds |
| Output to PC |
RS232 via custom cable |
| PC Software |
Site license included |
| Indicators |
LCD & LED |
| Controls |
Seven buttons on membrane switch |
| User Settings |
Via onboard password protected menu system |
| LCD Pixels |
240 horizontal x 128 vertical |
| Temperature |
Operating 0°C to
35°C, storage -20°C to 68°C |
| LCD size |
2.5" x 4.5" |
| LED |
Green indicates AC power present |
| Relay |
Contact with 2 terminal clamp<30v fused for .1 amp |
| Alarm conditions |
min and
max over a period of time |
| Display weight |
1 lb |
| Shipping weight |
3.5 lbs with power adaptor, sensors & cables |