Yokogawa GC8000 Process Gas Chromatograph - Manual (Page 134)

<2. Installation, Piping, and Wiring>
2-17
IM 11B08A01-01E
CAUTION
• The unused electrical connection ports should be closed with an appropriate fl ameproof-
certifi ed plug.
• The blind plug shall not be used with an adapter.
• Analyzers have pressurized enclosures. The cable end should be sealed in order to
apply pressure to the pressurized enclosure. Otherwise, power does not supplied to the
electronics section.
M25x1.5
8 mm
32 mm
9/16 inch
A
3/4NPT M25x1.5 G3/4
Connection port of the protection system
Connection port of
the electronics section *1
Electronic section
(Pressurized enclosure)
Protection system
(Flameproof enclosure)
Plug *2
Plate
Gasket
Nut
Connector-2
*1: Any of the six connection ports of the electronics
section can be equally used.
*2: A plug is attached to connector 2. Remove and keep it
for future use.
*3: Connector 1 is not attached at shipment.
One of the three types of connector 2 is attached at
shipment.
“N” is inscribed on the 3/4NPT connector and “G”
on the G3/4 connector.
(No inscription on the M25x1.5 connector)
Detail of A (Connector)
Connector-2
Connector-1 (accessory)
Figure 2.16 Wiring in ATEX or IECEx specifi cation
 Connection port for the protection system
Remove the attached plug and perform wiring.
For the 3/4NPT or G3/4 connection port, use the connectors in the accessory kit.
 Connection port for the electronics section
Six connection ports are provided in the electronics section. Use convenient ones.
Remove the attached plug of the connector and perform wiring.
2nd Edition : May 11, 2012-00
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