Electrical; Environmental - Mallinckrodt Nellcor N-20PA Service Manual

Section 8: Specifications
8.2.2 Factory Default Alarm Settings
8.3

ELECTRICAL

8.3.1 Battery
8.3.2 Instrument
8.4

ENVIRONMENTAL

8.4.1 Operating Temperature
8.4.2 Storage Temperature
8.4.3 Humidity
8.4.4 Altitude
1
Not all brands of off-the-shelf alkaline batteries provide the same battery life.
8-2
SpO Upper Limit:
2
SpO Lower Limit:
2
PR Upper Limit:
PR Lower Limit:
Type
Four alkaline "C" size batteries
Battery Capacity
Typically 32 hours with four alkaline "C" size batteries
Power Requirements
4–6 V, supplied by battery only
Patient Isolation
No electrical connection to patient (inherently isolated)
Instrument
0 to 40°C
Sensor
Within physiologic range for specified accuracy
–20 to 50°C
Any humidity/temperature combination without condensation
0–6200 m (0–20,000 ft)
Adult Neonate
100% 95%
85% 80%
170 bpm 190 bpm
40 bpm 90 bpm
1