ATS/ERS STANDARDS FOR EQUIPMENT Flashcards
(15 cards)
ATS/ERS EQUIPMENT STANDARDS
GENERAL EQUIPMENT
Volume Accuracy
+/- 3% Accuracy
over an 8 L volume using test gases
ATS/ERS EQUIPMENT STANDARDS
GENERAL EQUIPMENT
Gas Analyzers
Linear from zero to full span
Within +/- 1% of maximal value
over duration of the test
ATS/ERS EQUIPMENT STANDARDS
GENERAL EQUIPMENT
Circuit Resistance
< 1.5 cmH2O/L/s at flow of 6 L/s
ATS/ERS EQUIPMENT STANDARDS
GENERAL EQUIPMENT
Demand Valve Sensitivity
(If compressed gas source used)
< 10 cmH2O required for 6 L/s flow
through valve and circuit
ATS/ERS EQUIPMENT STANDARDS
GENERAL EQUIPMENT
Timer
+/- 1.0 % over 10 seconds
ATS/ERS EQUIPMENT STANDARDS
GENERAL EQUIPMENT
Apparatus Dead Space
< 0.1 L
ATS/ERS EQUIPMENT STANDARDS
EQUIPMENT QUALITY CONTROL
Volume
3 L Syringe check
Daily
ATS/ERS EQUIPMENT STANDARDS
EQUIPMENT QUALITY CONTROL
Leak
3 cmH20 constant pressure
for 1 min
Daily
ATS/ERS EQUIPMENT STANDARDS
EQUIPMENT QUALITY CONTROL
Linearity
1 L increments
with a calibration syringe
over entire volume range
(Flow spirometers simulate several different flow ranges)
Weekly
(flow spirometers)
ATS/ERS EQUIPMENT STANDARDS
EQUIPMENT QUALITY CONTROL
Time
Mechanical recorder check with stopwatch
Quarterly
ATS/ERS EQUIPMENT STANDARDS
EQUIPMENT QUALITY CONTROL
Software
Log installation date and perform test using “known” subject
New Versions
ATS/ERS EQUIPMENT STANDARDS
EQUIPMENT QUALITY CONTROL
Test on Lab Personnel
BIO QC
Compare results of previously tested personnel
Quarterly
ATS/ERS EQUIPMENT STANDARDS
Minimum Scale Factors for Graphics
Volume
Resolution 0.025 L
Scale Factor 10 mm/L
ATS/ERS EQUIPMENT STANDARDS
Minimum Scale Factors for Graphics
Flow
Resolution 0.100 L/s
Scale Factor 5 mm/L/s
ATS/ERS EQUIPMENT STANDARDS
Minimum Scale Factors for Graphics
Time
Resolution 0.20 s
Scale Factor 2 cm/s
