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Alarms and alerts, General – Welch Allyn 901061 Propaq LT Vital Signs Monitor - User Manual User Manual

Page 153

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Directions for Use

Specifications

149

Alarms and alerts

General

Normal overpressure limit

Adult

280 mmHg

Pediatric

200 mmHg

Neonate

141 mmHg

Single fault overpressure limit

Adult

308 mmHg

Pediatric

220 mmHg

Neonate

154 mmHg

Leak rate
(manufacturing spec)

After a 1-minute settling period, not more than 1 mmHg per second at 200
mmHg when connected to a volume of at least 15 cc.

Rapid exhaust (dump) time

3 seconds typical to drop pressure in a 500 cc volume
from 300 mmHg to < 10 mmHg

Cuff inflation time

7

-

8 seconds typical to 270 mmHg into a 500 cc volume in adult mode at sea

level

Maximum determination time
(without retries)

Adult

3 minutes

Pediatric

2 minutes

Neonate

1.5 minutes

Minimum time between automatic
measurements

30 seconds (Auto Mode)
2 seconds (Turbo Mode)

Allowable retries

Two in each patient mode

Electrosurgery interference
suppression

Included

Characteristic

Specification

Visual alarm indicator at the monitor

Patient alarm

Flashing red

0.3 seconds on, 0.3 seconds off

Equipment alert

Flashing yellow

1.0 seconds on, 1.0 seconds off

Any alarm limit disabled

Continuous yellow

Visual alarm indicator at Acuity
(when connected)

See Acuity Directions For Use.

Alarm indicators

Red lights

Alert indicators

Yellow lights

Audible alarm location

Monitor
Acuity (when connected)

Audio alarm/alert frequency
(at the monitor)

1024 Hz

SpO

2

tone frequency

HR/PR tone= [165 + 5 (% Sat)] Hz
When no valid saturation reading exists, the HR/PR tone is 1024 Hz.

Audio alarm/alert volume (d = 1 meter)
(Can be configured with distinct tone
volume settings for standalone and
networked operation.)

High
Medium
Low
Off

67 dB typical (A)
60 dB typical (A)
53 dB typical (A)

Audio alarm indicator at the monitor