YOKOGAWA PH450G Startup Manual

<2. Wiring and Installation>
17
IM 12A01A02-12E 9th Edition : Mar. 23, 2018-00
2.3.9 Wiring covers
l FLXA202
NOTE
Wiring covers are required intrinsic safety and Type n (Type is -C*, -DB, -DE). In the case of other
types, the cover is not attached to the FLXA202.
When two sensor modules are used, the upper-level module is for input 1 and the lower-level
moduleisforinput2.Foreaseofinstallation,rstwireinput2sensoronthelower-levelmodule,
and attach the wiring cover 1; then wire input 1 sensor on the upper-level module and replace the
module wiring cover 2.
Wiring cover 1
Housing
Wiring cover 2
(when using the second module)
The first module
The second module
l FLXA21
When two sensor modules are used, the upper-level module is for input 1 and the lower-level
moduleisforinput2.Foreaseofinstallation,rstwireinput2sensoronthelower-levelmodule
(A), and attach the wiring cover; then wire input 1 sensor on the upper-level module (B) and
replace the module wiring cover (C).
(A) (B) (C)
When all wiring is completed and all wiring covers have been installed, the front panel can be
closed and the power can be switched on.

YOKOGAWA PH450G Specifications

General

Brand	YOKOGAWA
Model	PH450G
Category	Measuring Instruments
Language	English