RKI Instruments SDM-2012 Standalone Configuration - Manual (Page 45)

Bump Testing a GX-2012 • 40
• If one or more of the sensors fails the fresh air adjustment, the SDM-2012
will abort the bump test and will not apply calibration gas. If this happens,
the BUMP
T
LED will flash red indicating a failure and the following screen
will appear indicating which channels passed and failed the fresh air
adjustment with a P (pass) or an F (fail). In the following examples, the CO
channel failed.
Figure 16: Failed Fresh Air Adjustment, Standard 4-Gas GX-2012 or GAS Menu
Item in Edit Mode Set to Std
Figure 17: Failed Fresh Air Adjustment, %Volume Sensor Installed and GAS Menu
Item in Edit Mode Set to ALL
In this case, continue with step 22.
16. The SDM-2012 will apply GAS 1 calibration gas to the instrument for the time
defined by the GAS TIME bump test parameter.
P
P
F
P
%LEL
%
ppm
ppm
CH
4
O
2
CO
H
2
S
ZERO NG
0
20.9
90
0.0
%LEL
%
ppm
ppm
CH
4
O 2
CO
H
2
S
ZERO NG
P
P
F
P
%
ppm
ppm
CH
4
O
2
CO
H
2
S
ZERO NG
vol%
%LEL
0
20.9
90
0.0
%
ppm
ppm
CH
4
O
2
CO
H
2
S
ZERO NG
vol%
%LEL
45
11.8
47
23.0
%LEL
%
ppm
ppm
CH
4
O
2
BUMP G 1
CO
H
2
S