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Summary of Contents for Test Products International 343
- Page 1 Temperature Tester 343 Instruction Manual Test Products International, Inc.
- Page 2 General Guidelines ALWAYS • Test the 343 before using it to make sure it is operating proper- • Inspect temperature probes before using to make sure there are no breaks or shorts. • Double check all connections before testing.
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Page 3: Technical Data
TECHNICAL DATA Features and Benefits Water Resistant Operates in any environment. Auto Power Off Instrument automatically shuts off after 20 minutes of inactivity. Field Calibration Perform ice bath calibration via the front keypad. Specifications Input Type : K-Type Thermocouple Probe Range Accuracy -58°... -
Page 4: Measurement Techniques
Selects probe and differential mode HOLD Freezes the reading on the LCD Step by Step Procedures Connect a temperature probe or probes to the 343. Turn the 343 on. Insert the tip of the probe into the substance being mea- sured. -
Page 5: Field Calibration
FIELD CALIBRATION The 343 has the ability to be field calibrated. Accuracy of +/-1°F within the 30°F to 120°F range can be achieved by performing an ice bath calibration. The temperature of an ice bath is approximately 32°F (0°C). Fill a plastic or metal container with crushed ice and add clean water to a depth of at least 4 inches. -
Page 6: Maintenance
Probes See Catalog MAINTENANCE Battery Replacement: The 343 will display battery symbol when the internal 9 Volt battery needs replacement. Replace battery as follows: Disconnect and remove all temperature probes from 343. Loosen the 4 screws from the back of the 343.