Philips Efficia CM Series - Gas Specifications; Measurement Ranges; Gas Measurements

Specifications
Efficia CM Series Rack and Modules Instructions for Use 9-21
Gas Specifications
Gas Specifications
The Gas measurement module samples gas from the breathing gas of pediatric patients
and adults. It continuously measures the concentration of CO2, N20 and anesthetic
agents in breathing gas as well as the 02 concentration (optional).
Measurement Ranges
Gas Measurements
Gas Type
Measurement
Range
Accuracy
Rise Time
(t10...90)
O2 0 to 100 Vol% (only
Dual Module version)
± (2.5 Vol% 2.5% rel.)
(only Dual Module
version)
<500 ms (only Dual
Module version)
CO2 0 to 13.6 Vol% ± (0.43 Vol% 8% rel.) <350ms
N2O 0 to 100 Vol% ± (2 Vol% 8% rel.) <350ms
Halothane 0 to 8.5 Vol% ± (0.2 Vol% 15% rel.) <450ms
Isoflurane 0 to 8.5 Vol% ± (0.2 Vol% 15% rel.) <450ms
Enflurane 0 to 10 Vol% ± (0.2 Vol% 15% rel.) <450ms
Servoflurane 0 to 10 Vol% ± (0.2 Vol% 15% rel.) <450ms
Desflurane 0 to 20 Vol% ± (0.2 Vol% 15% rel.) <450ms
Parameter Specification
Method Sidestream gas measurement
Infrared measurement: CO2, N2O, anesthetic agents
Paramagnetic measurement: O2
Gas unit of measure Options include: % and MAC
CO
2
unit of measure Options include: mmHg, %, or kPA
Barometric pressure compensation Automated compensation
Gas sampling rate 200 mL/min ±20 mL/min
Gas sampling delay <5 seconds
Drift compensation (zeroing) Automated cyclical zeroing, once per day (in error-free
operation), latest 35 min. after last start-up
Zeroing duration <20s
Automatic detection
1
(only Dual
Module version)
Primary gas: at least at 0.3 Vol%
Secondary gas: at least at 0.4 Vol%
Respiratory rate