Product Code: TCLAUNCH
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The TC Launch is a rugged, handheld device that provides a low cost means of verifying the alarm status, stopping a mission in progress, and launching new missions on the Dallas Semiconductor DS1921 family of Thermochron iButtons. The TC Launch provides four primary functions:Mission Verification - The TC Launch tests the state of the MIP (mission in progress) flag to determine if the DS1921 has a mission in progress. If the Thermochron has an active mission running, then the touch LED is flashed once, otherwise it will be flashed 10 times to indicate that the touched DS1921 does not have a mission in progress. In either case, the TC Launch then automatically proceeds to perform alarm verification.
Alarm Verification -The TC Launch looks at the stored alarm events and indicates if any have occurred during the current mission. If no alarm events have occurred the Green LED is turned on for 3 seconds. If alarm events have occurred the Red LED is turned on for 3 seconds.
Mission Stop -The TC Launch can be used to stop a mission in progress. This allows the DS1921 to stop taking temperature readings and maintain the log data already acquired. When a DS1921 is touched by the TC Launch, the touch LED in the upper left corner flashes once to indicate a successful touch. If the touch is held past the three second alarm indication period and for an additional 3 seconds the touch LED will flash 10 times to indicate that it has successfully stopped the mission in progress.
Mission Start -The TC Launch can be used to start a new mission. First, stop any mission that may be in progress (see above), then re-touch the stopped DS1921. The touch LED will flash 10 times to indicate that there is no mission in progress. Continue to hold the TC Launch on the DS1921 for three seconds. The DS1921 will then be launched using the same parameters as those found in the "model iButton" located in the iButton clip. This allows you to easily launch missions with different parameters by simply changing out the "model iButton". The "model iButton" determines the following parameters: Real-Time Clock Registers, Real-Time Clock Alarm, Low Temperature Threshold, High Temperature Threshold, Sample Rate, Roll Over, TLS, THS, TAS, and Mission Start Delay. The successful launch will be indicated by both Red and Green LEDs turning on for 2 seconds. Subsequent touches will indicate a mission in progress.
Features
- Launch Missions, Verify Missions, Verify Alarms, Stop Missions.
- Fully specifies DS1921 mission parameters.
- Sets and starts the DS1921 time of day clock.
- Launch parameters are taken from onboard "model iButton."
- Supports any number of "canned" missions in field.
- Tests the temperature alarm registers of a DS1921.
- Green LED indicates “no alarms during mission”.
- Red LED indicates “alarms during mission”.
- Green + Red indicates "launch successful".
- Touch LED Indicates “mission in progress” status.
- Eliminates need for PC at the shipping/receiving dock.
- Launch from any number of "canned" missions.
- Battery lasts for 100,000 plus launch/verifications.
- Very small (1.6” X 2.3” X .75”) ABS Enclosure.
- ESD Protection more than 27kV on both iButton ports.
Specifications
- Verifications per CR2032 coin cell (1 required): 100,000-200,000 Launch/Verifications
- Shelf life with battery installed: 5 years
- Dimensions (enclosure): 1.6 W X 2.3 H X .75 D Inches
- Dimensions (overall): 2.0 W X2.6 H X .80 D Inches
- Weight: 1.5 oz.
- Storage Temperature: -4° to 130° F (-20° to 54° C)
- Operating Temperature: -4° to 130° F (-20° to 54° C)
- Humidity: 5% to 95% non-condensing
- Audio: 4.2 k Hz; Standard tone
- Visual: LED indication of alarm status, launch status and MIP state
- Battery: A Single CR2032 3 Volt Lithium battery
iButton and thermochron are registered trademarks of Dallas Semiconductor Corporation. TMEX is a trademark of Dallas Semiconductor Corporation.