Klein Tools DTL304 - Manual (Page 5)

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F. USB Port / External Power
• USB input jack
NOTE: Also used for AC power adapter.
G. T1/T2, T3/T4, T1-T2, T3-T4
• While displaying T1/T2 in the primary display, press to alternate
between T1/T2 and T3/T4.
• Press and Hold to scroll the secondary display to temperature
differential and the internal temperature of the meter in the lower
display.
H. Hold °C/°F/K ( )
• Press to freeze or release the displayed readings.
• Press and Hold for more than 1 second to switch between Celsius
(°C), Fahrenheit (°F), and Kelvin (K).
• The “ ” function is activated in the “RECALL” and “SETUP”
modes only.
I. Logging Clear (Enter)
• Press to start or stop logging.
• Press and Hold for more than 1 second to clear logged readings.
• To clear logged data press and hold until “ ” appears in the
lower display. To execute the clear press and hold until “ ”
appears.
• The “ENTER” function is activated in the “SETUP” mode only.
DISPLAY
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1. Primary Display: T1 or T3 (Upper Line) T2 or T4 (Lower Line).
2. TYPE KJET: Type of thermocouple.
3. SETUP: Setup is in progress.
4. RECALL: The logged readings are displayed.
5. OFFSET: The thermocouple measurement includes an offset.
6. HOLD: The display readings do not change.
7. LOW BATTERY: Replace batteries.
8. USB: The thermometer is connected to a PC via USB interface port.
9. LOG: Readings are being logged.
10. °C,°F, K: Temperature units.
11. Secondary Display: Internal temperature of the thermometer,
MEMORY, MIN, MAX, AVG, T1-T2 and T3-T4 reading. Shows the
memory location initially when a logged reading is recalled.
12. Time Display: 24-hour clock, shows the INTERVAL length in SETUP.
• Shows elapsed time when AVG is on or before clock has been set.
• Shows the memory time later on when a logged reading is recalled.
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