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Using the 2500A VET Pulse Oximeter
Using the 2500A VET Pulse Oximeter
Connecting the Sensor
Connect the pulse oximeter sensor (with the Nonin logo facing up) to the top of the device (figure 4).
Ensure the sensor is firmly plugged in.
Refer to “Sensor Placement” or to the specific sensor package insert for pulse oximeter sensor
positioning information.
Figure 4: Connecting the Sensor
Power On/Off
• To turn ON,
press and release
On/Off
.
• To turn OFF,
press and hold
On/Off
for approximately 2 seconds.
To conserve battery life, the device automatically powers off after 10 minutes of inactivity. Inactivity
is indicated by dashes on the displays and may result from an improperly connected or positioned
sensor, or from an inadequate animal pulse signal.
Power On Self-Test
When the Model 2500A VET is turned on for normal operation, the unit cycles through a startup/
initialization sequence before displaying valid data. During startup, always check for missing
indicators or LED display segments and ensure the audible indicator sounds. If any indicator does
not function, do not use the device. Contact Nonin Technical Service for repair or replacement.
During its normal startup sequence, the device cycles as follows:
1.
888 888
appears briefly in the SpO
2
and pulse rate displays.
2. Pulse Quality and Alarm Bar indicators flash red for 1 second.
3. Low Battery and Alarm Silence indicators turn on steadily for a few seconds.
4. The Pulse Quality indicator flashes green and the Alarm Bar flashes amber for 1 second.
5. Clock time in hours and minutes (as currently set in the memory) briefly appears in the SpO
2
and pulse rate displays (e.g.,
04 41
).
6. Software revision numbers display for approximately 1 second each in the following order:
• Main revision (“
A
” + 3 digits)
• Memory revision (“
nn
” (for m) + 3 digits)
• Sound revision (“
S
” + 3 digits)
