YOKOGAWA EXAxt ZR402G, User Manual

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<5. Wiring>
5-2
IM 11M12A01-04E 11th Edition : Jul. 19, 2017-00
WARNING
Cables that withstand temperatures of at least 80 °C should be used for wiring.
CAUTION
• Select suitable cable O.D. to match the cable gland size.
• Protective grounding should be connected in ways equivalent to JIS D style (Class 3)
grounding (the grounding resistance is 100 Ω or less).
• Special consideration of cable length should be taken for the HART communication, For the
detail, refer to Section 1.1.2 of the IM 11M12A01-51E “Communication Line Requirements”.
5.1.1 Terminals for the External Wiring
Remove the terminal cover on the opposite side of the display to gain access to the external
wiring terminals.
1 2 C DO DO
DI DI
1 2
L N FG AO
G FG
F5101.ai
– +
Figure 5.1 Terminals for External Wiring
5.1.2 Wiring
Make the following wiring for the equipment. It requires a maximum of four wiring connections as
shown below.
(1) Analog output signal
(2) Power and ground
(3) Contact output
(4) Contact input