F/C Conversion; Temperature Recall; Biotech Mode - Welch Allyn SureTemp 678 Technical Manual

F/C Conversion

When a final temperature is displayed (in Normal, Recall, or Monitor mode), pressing
and releasing the Mode button will toggle the temperature between °F/°C.
Note: A recalled temperature will be displayed in whichever scale (°F/°C) is selected
If pressing the Mode button does not change the scale of the displayed temperature,
refer to Mode Button Problems in the Troubleshooting section.

Temperature Recall

Whenever the instrument is in Low Power or Pulse Timer mode, pressing and
releasing the Mode button will cause the most recent predicted temperature to be
displayed for 5 seconds. An "A", "O", or "R" will be displayed near the lower right
corner of the LCD, designating Axillary, Oral and Rectal temperatures for the recalled
temperature. Pressing the Pulse Timer button will interrupt the temperature recall
function.
Note: No Monitor temperatures will be saved for recall. When a temperature is
If the last temperature can not be recalled, refer to Temperature Recall Problems in
the Troubleshooting section.

Biotech Mode

To enter this special program mode:
1. Place the thermometer in the wall holder.
2. Press and hold the Mode button, and at the same time remove the probe from the
probe well.
Press the Mode button approximately 2 seconds to move sequentially through the
various program categories. Changes within each category can be made by
momentarily pressing and releasing the Mode button.
Upon entering the Biotech mode, the following features and selections become
available. A number is provided in the flag area to indicate which Biotech category is
displayed.
To exit Biotech mode at any time, insert the probe into the probe well. Replacing the
probe into the probe holder returns the unit to normal operation. The Biotech mode
will automatically time out after 5 minutes of inactivity.
®
SureTemp Model 678/SureTemp
at the time of recall. This can also be changed during display.
recalled, the mode in which it was obtained (axillary, oral or rectal) will be
shown independent of the present mode.
®
Model 679
Operational Characteristics
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