
4-14 Rad-57 Signal Extraction CO-Pulse Oximeter Operator’s Manual
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Rad-57 Signal Extraction CO-Pulse Oximeter Operator’s Manual 5-1
5
ERASING TREND MEMORY
To erase (clear) the trend memory, turn the trend off and back on again. Enabling trend
(setting Trend to “ON”) will erase all trend data.
Note: Turning trend off will not erase trend memory. You may turn trending off and still
retrieve the trend data using TrendCom.
Turning the Rad-57 off or replacing the batteries will not erase the trend data.
Turn trending off before storing the unit for any length of time.
TREND DATA FORMAT
After a successful download of the trend data, a .out file will be created containing the trend-
dump information in ASCII delimited fomat. The format is defined in the following table.
PARAMETER SPECIFICATION
Date
MM\DD\YY
Time
HH:MM:SS
SpO
2
001 to 100, or "---" meaning parameter not available
SpCO
001 to 099, or "---" meaning parameter not available
Pulse Rate
001 to 240, or "---" meaning parameter not available
Perfusion Index
00.00 to 20.00
Exception
Messages
The exceptions are displayed as a 3 digit, ASCII encoded, hexadecimal
value. The binary bits of the hexadecimal value are encoded as follows:
000 = Normal operation; no exceptions
001 = No Sensor
002 = Defective Sensor
004 = Low Perfusion
008 = Pulse Search
010 = Interference
020 = Sensor Off
040 = Ambient Light
080 = Unrecognized Sensor
100 = reserved
200 = reserved
400 = Low Signal IQ
800 = Masimo SET. This flag means the algorithm is running is full
SET mode. It requires a SET sensor and needs to acquire some
clean data for this flag to be set
SAMPLE TREND OUTPUT
07/21/04 09:56:08 SpO2=000 SpCO=000 PR=000 PI=00.00 EXC=820:OffPat,SET
07/21/04 09:56:10 SpO2=000 SpCO=000 PR=000 PI=00.00 EXC=828:Search,OffPat,SET
07/21/04 09:56:12 SpO2=097 SpCO=001 PR=069 PI=04.69 EXC=800:SET
07/21/04 09:56:14 SpO2=096 SpCO=001 PR=074 PI=02.28 EXC=C00:LowSigIQ,SET
07/21/04 09:56:16 SpO2=098 SpCO=001 PR=078 PI=03.64 EXC=800:SET
07/21/04 09:56:18 SpO2=000 SpCO=000 PR=000 PI=00.00 EXC=800:SET
07/21/04 09:56:20 SpO2=000 SpCO=000 PR=000 PI=00.00 EXC=820:OffPat,SET
07/21/04 09:56:22 SpO2=096 SpCO=001 PR=078 PI=02.68 EXC=800:SET
operation alarms / messages
Alarm Indication
An alarm condition is indicated by:
■ Audible alarm tone
■ Visual Alarm Indicator
■ Out-of-limit parameter will flash
“SEn OFF” and “nO SEn” will only generate an alarm condition after a pulse has been
found.
Alarm limits
CAUTION: TO ENSURE THAT ALARM LIMITS ARE APPROPRIATE FOR THE
PATIENT BEING MONITORED, CHECK THE LIMITS EACH TIME THE PULSE CO-
OXIMETER IS USED.
An audible alarm and a flashing alarm status indicator will occur when an alarm limit
is met or exceeded for greater than five seconds. Directions for alarm suspension are
indicated below. When a sensor is not connected to a patient, or when a sensor is not
connected to its cable, the display will read SEn OFF or NO SEn. An audible alarm will
accompany the display unless the oximeter has been set to Alarm Silence Mode.
SETTING RANGE
SpO
2
High Limit
The SpO
2
high alarm limit can be set anywhere between 2% and 100%, with a
1% step size. In the “----” (off) setting, the SpO
2
High Limit alarm is disabled.
SpO
2
Low Limit The SpO
2
low alarm limit can be set anywhere between 1% and 100%, with
a 1% step size.
Note: The low alarm limit must always be below the high alarm limit. If the high
alarm limit is set below the low alarm limit, the low alarm limit will automatically
adjust to the next setting below the newly entered high alarm limit.
Pulse Rate High
Limit (BPM)
The pulse rate high alarm limit can be set anywhere between
30 BPM and 240 BPM, with a 5 BPM step size.
Pulse Rate Low
Limit (BPM)
The pulse rate low alarm limit can be set anywhere between
25 BPM and 235 BPM, with a 5 BPM step size.
Note: The low alarm limit must always be below the high alarm limit. If the high
alarm limit is set below the low alarm limit, the low alarm limit will automatically
adjust to the next setting below the newly entered high alarm limit. .
SpCO High Limit The SpCO high alarm limit can be set anywhere between 5% and 50%,
with a 5% step size. In the "----" (off) setting, the SpCO High Limit Alarm is
disabled. Factory default setting is 10%.
SpCO Low Limit
The SpCO low alarm limit can be set anywhere between 5% and 45%,
with a 5% step size. In the "----" (off) setting, the SpCO Low Limit Alarm is
disabled. Factory default setting is “off.”
Note: The low alarm limit must always be below the high alarm limit. If the high
alarm limit is set below the low alarm limit, the low alarm limit will automatically
adjust to the next setting below the newly entered high alarm limit.
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