User's Manual
10 71221-0000 Rev. H
2.3.6 Pulse Timer Mode (Model 692 only)
Pulse Timer mode is activated from Low Power or Recall mode by pressing the Pulse Timer
button. The display will then count up in seconds, and the unit will emit an audio beep at 0, 15,
30, 45 and 60 seconds. Pulse Timer mode terminates automatically after 60 seconds. The
thermometer then returns to Low Power mode. The Pulse Timer can be stopped at any time
during the 0-60 count by pressing the Pulse Timer button a second time. Pressing the Recall
button, connecting a probe, or removing the probe from the probe well will also terminate the
pulse timer.
2.3.7 Backlight (Model 692 only)
A backlight is provided by two high-efficiency amber LEDs, each supplied by a separate
ballast resistor. The backlight is turned on automatically in any mode except Low Power mode
and remains on. The backlight will automatically shut off when the unit goes into Low Power
mode.
2.3.8 Horn
The horn is a miniature piezoelectric speaker which produces the audible tones that signal
significant warning events to the user. The following audible signals will be played by the
thermometer.
Table 2- 2: SureTemp
®
Plus Audible Signals
Signal Description Sound
POWER ON Batteries are inserted in the device. Charge up sound. Sound starts at a low
frequency, increases in frequency, gets
shorter in duration between each frequency.
POWER OFF Battery level is too low and the unit is shutting
down.
Charge down sound or losing power sound.
Sound starts at a high frequency, decreases in
frequency, gets longer durations between
each frequency.
COMPLETE Successful completion of a predict
temperature or pulse timer.
Three quick beeps
OK Start of Pulse Timer, Recall or Monitor mode Two quick beeps
OK Auto Monitor mode One long beep
ERROR Final temperature in error or Error mode Two long beeps
CONFIRM Any button press One medium length beep
PULSE Pulse Timer 15 second sound One quick beep
SECURITY Security State; i.e. device removed from
security holder while security enabled and
instant on = ON
Continuous series of beeps
READY When probe is ready to insert into mouth (not
when probe removed from well).
One medium length beep