10
GAA610-M
ADVANCED EMISSION GAS MONITORING SYSTEM | OI/GAA610-M-EN REV. B
… 2 Design and function
Measurement ranges
Sample components and measuring ranges
Sample component
Standard measuring ranges
CO
2
0 to 20 Vol.-%
SO
2
0 to 250 ppm
0 to 500 ppm
SO
2
/CO
2
ratio
Calculated
O
2
(option)
0 to 25 Vol.-%
CO (option)
0 to 500 ppm
Inputs and outputs
Analog output
The measured concentrations of CO
2
and SO
2
as well as the ratio
SO
2
/CO
2
are available as 4 to 20 mA signals for further use in the
process control system.
Digital output
The following digital signals are provided for the process control
system of the ship:
• System failure / common alarm
• Maintenance
• Maintenance Request
• SO
2
meas. range feeback
Further digital signals can be added
