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A.9 I/O Communications (Models 622xx & 623xx)
Connector RJ45 socket on rear of case
Nurse Call Signal Normally open relay contacts between pins #1 and
#8 of RJ45 connector. Contacts closed when any
alarm is audible.
Normally closed relay contacts between pins #2
and #8 of RJ45 connector. Contacts open when any
alarm is audible. Contacts rated for 1 A, 240 VAC.
Serial Interface Bi-directional RS232; 9600 baud, 8 bit, 1 stop bit,
no parity, no flow control
Protocols Pangea SIO command interface
Welch Allyn serial communications protocol
A.10 End Tidal CO
2
(Model 623xx)
Measurement Method Sidestream
Measurement Range 0 to 98 mmHg
Percentage and kPa conversions are based on
current barometric pressure.
Measurement Accuracy Ambient temperature 15ºC to 45ºC:
0 to 40 mmHg: ±3 mmHg;
41 to76mmHg: ±8% of reading;
77 to 99 mmHg: ±10% of reading.
Ambient temperature 5ºC to 15ºC and 45ºC to
55ºC:
0 to 40 mmHg: ±4 mmHg;
41 to76mmHg: ±10% of reading;
77 to 99 mmHg: ±12% of reading.
Accuracy unspecified for breath rates >30
breaths/minute.
Standard Conditions Automatic compensation to comply with BTPS.
BTPS CO
2
= (internal measurement) x 1.03
Breath Rate Range 5 to 100 breaths/minute
Breath Rate Accuracy
±1 breath/minute or ±5%, whichever is greater
Display Units mmHg, %, kPa; user selectable
Resolution 1 mmHg
Alarms High and Low CO
2
measurement
High and Low Respiration Rate