GMI GDUnet, User Handbook Manual

Page: 103 / 122

6-7
TEST / CALIBRATION EXAMPLE
Fig. 6-9 Setup Continuation
11. Depending on supplied cylinder gas concentration, a
corresponding value should be entered in ‘%’ window.
The value on the gas cylinder label in this example is 50%.
To enter this (50) value, highlight existing (0) value then type
new value in window.
12. To specify gas No.4 (0 to 100% VOL), select to display
gases drop down list, as illustrated in Fig. 6-6.
Select Methane / VOL / from drop down list. The value on the
gas cylinder label in this example is 100% VOL.
To enter this (100) value, highlight existing (0) value then
type new value in window.
13. To specify gas No.5 (0 to 1000ppm CO), select to
display gases drop down list, as illustrated in Fig. 6-6.
Select Carbon Monoxide / PPM / from drop down list. The
value on the gas cylinder label in this example is 500 PPM.
To enter this (500) value, highlight existing (0) value then
type new value in window.