Yokogawa Multi Channel Oxygen Analyzer System ZR22/AV550G - Manual (Page 96)

IM 11M12D01-01E 5-16
5.3 Wiring and Piping Examples
5.3.1 Wiring and Piping for Automatic Calibration
Averaging Converter (AV550G)
Detector
Solenoid
Valve
Reference
Gas Line
Flowmeter
Needle Valve
Air Set
(Instrument Air)
Span Gas Cylinder
Power Supply
Zero Gas Cylinder
Stop Valve
Pressure Regulator
Solenoid
Valve
Flow
meter
Instrument Air
Calibration Gas Line
Needle Valve
: If optional 24 V outputs are specified for solenoid valves (Option Code 0/240), no external
power supply for solenoid valves is required. The solenoid valves are powered from the
AV550G Averaging Converter. Never connect external power sources in the wiring for
solenoid valves.
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Figure 5.15 Typical Diagram for Automatic Calibration
5.3.2 Wiring and Piping for Automatic Calibration and 3rd Gas Indication Check
Averaging Converter (AV550G)
Analog Output
(Averaged and Individual Output)
Contact Output
Contact Input
Power Supply
Span Gas Cylinder
(Instrument Air)
Zero Gas Cylinder
Third Check Gas Cylinder
Pressure Regulator
Stop Valve
Solenoid
Valve
Flow
meter
Needle Valve
Calibration Gas Line
Air Set
Needle Valve
Flowmeter
Instrument
Air
Referece
Gas Line
Solenoid
Valve
Detector
: If optional 24 V outputs are specified for solenoid valves (Option Code 0/240), no external
power supply for solenoid valves is required. The solenoid valves are powered from the
AV550G Averaging Converter. Never connect external power sources in the wiring for
solenoid valves.
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ء
ء
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Figure 5.16 Typical Diagram for Automatic Calibration and 3rd Gas Indication
Check