Yokogawa Multi Channel Oxygen Analyzer System ZR22/AV550G - Manual (Page 89)

IM 11M12D01-01E 5-9
5. Wiring
51 52 53 54 55 56 57 58 7 8
CH1 CH2 CH3 CH4
Shield
Averaging Converter
ZR22G / ZO21D
Detector #2
Detector #3
Detector #4
Detector #1
Basic Power Unit
Figure 5.7 Power Wiring to Detector Heaters
If the ambient temperature at the detector installation site exceeds 80˚C, install a
terminal box and connect to the detector using 600 V silicon rubber insulated glass
braided wires. The distance between the detector and the terminal box should be
minimized.
51 52 53 54 55 56 57 58 7 W
CH1 CH2 CH3 CH4
Shield
Averaging Converter
ZR22G / ZO21D
To Detector #2
To Detector #3
To Detector #4
Detector #1
Silicon Rubber Insulated
Glass Braided Wire
Terminal Box
Basic Power Unit
Figure 5.8 Power Wiring to Detector Heaters (Using Terminal Box)