Yokogawa Integral Oxygen Analyzer ZR202 - Manual (Page 73)

IM 11M12A01-05E 6-2
6.2 ZA8F Flow Setting Unit and ZR20H Automatic Cali-
bration Unit
Reference gas flow
setting valve
Span gas flow
setting valve
Zero gas flow
setting valve
Flowmeter for
reference gas
Flowmeter for
calibration gas
F6.2E.EPS
Figure 6.2 ZA8F Flow Setting Unit
ZERO IN REF IN SPAN IN ZERO IN REF IN SPAN IN
Flowmeter for
Span gas Flowmeter for
Reference gas Flowmeter for
Zero gas
Horizontal
mounting Vertical
mounting
Span gas flow
setting valve Reference gas flow
setting valve Zero gas flow
setting valve
F6.3E.EPS
Figure 6.3 ZR20H Automatic Calibration Unit