Ecotech Serinus 30, Instruction Manual

Page: 51 / 254

TÜV Rheinland Energie und Umwelt GmbH
Luftreinhaltung
Report on the performance testing of the Serinus 30 ambient air quality moni-
toring system manufactured by Ecotech Pty Ltd measuring CO, Report no.:
936/21221977/D_EN
Page 51 of 253
EP_Ecotech_Serinus30_en.docx
6.1 5.2.8 Availability
The availability of the measuring system shall be determined during the field test
and shall be at least 95%.
6.2 Equipment
No additional equipment is required to test this performance criterion.
6.3 Testing
The start and end time of the availability test are determined by the start and end time at the
field test site. To this effect any interruptions of the test, for instance due to malfunctions or
maintenance work, are recorded.
6.4 Evaluation
The field test was carried out in the period from 04 July 2013 to 04 October 2013. Thus, the
measuring systems were tested in the field for 93 days in total. Table 4 lists periods of opera-
tion, maintenance and malfunction.
No malfunctions were observed.
6.5 Assessment
Availability for both systems was 100 % incl. maintenance times during testing.
Does this comply with the performance criterion? yes
6.6 Detailed presentation of test results
Table 4: Determination of availability
System 1 System 2
Operating time h 2244 2244
Down time h 0 0
Maintenance time h 12 13
Effective operating time h 2232 2232
Effective operating time
incl. maintenance
2244 2244
Availability % 100 100