Power And Grounding Wiring - YOKOGAWA ZR22G User Manual

ZR402G Separate type
Zirconia Oxygen/Humidity Analyzer, Converter
Analog
output 1
4-20 mA DC
Digital output
1 2
FG AO-1 AO-1
(+)
12 13 14
FG DI-1 DI-2
Contact
input 2
Contact input 1
Temperature transmitter input
4 to 20mA
*1 (Only for Humidity Analyzer)
23 24 25
DO-1 DO-1 DO-2
Contact
Contact
output 1
output 2
*1 The ground wiring of the converter should be connected to either the protective ground terminal in the equipment or
the ground terminal of the converter case.
Ground to earth, ground resistance: 100 Ω or less.
Figure 5.2
5.1.3 Mounting of Cable Gland
For each cable connection opening of the converter, mount a conduit that matches the thread
size, or a cable gland.
EXA ZR402G
Figure 5.3
Analog
output 2
4-20 mA DC
3 4 5 6 7 8
AO-2 AO-2 CJ CJ TC
(-) (+) (-) (+) (-) (+)
15 16 17 18 19
DI-C AI AI AC- AC- AC-
(+) (-) ZERO SPAN COM
Span gas
Solenoid valve
for automatic calibration
Zero gas
Automatic Calibration Unit
ZR40H
26 27 28 29 30
DO-2 DO-3 DO-3 DO-4 DO-4 HTR
Contact Contact
output 3 output 4
Wiring connection to the converter
Adapter for 1/2NPT thread
Cable gland mounting
9 10 11
TC CELL CELL
(-) (+) (-)
20 21 22
FG FG
Solenoid valve
for automatic calibration
31 32 33 34 35 36
HTR L N G FG
100-240V AC
*1
50/60 Hz
<5. Wiring>
ZR22G Separate type
Zirconia Oxygen/Humidity Analyzer, Detector
CELL CELL TC TC CJ
(+) (-) (+) (-) (+)
HTR HTR
8-G1/2, 8-1/2NPT
or the like
(Wiring connection)
Ground terminal (M4)
F5-4E.ai
IM 11M12A01-02E 16th Edition : Mar. 19, 2020-00
5-4
CJ
(-)
*1
F5-3E.ai