YOKOGAWA UT150, User Manual, Page: 6 / 24

IM 05C01E12-41E 4
3. INSTALLING THE CONTROLLER
CAUTION
To prevent electric shock, the source of power to the controller must be turned off when mounting the
controller on to a panel.
NOTE
To install the controller, select a location where:
1. No-one may accidentally touch the terminals;
6. There are no resulting magnetic disturbances;
2. Mechanical vibrations are minimal; 7. The terminal board (reference junction compen-
3. Corrosive gas is minimal; sation element, etc.) is protected from wind;
4. The temperature can be maintained at about 23
°
C 8. There is no splashing of water; and
with minimal fluctuation; 9. There are no flammable materials.
5. There is no direct heat radiation;
Never place the controller directly on flammable items.
If the controller has to be installed close to flammable items or equipment, be
sure to enclose the controller in shielding panels positioned at least 150mm away
from each side. These panels should be made of either 1.43mm thick metal-
plated steel plates or 1.6mm thick uncoated steel plates.
●
Mount the controller at an angle within 30
°
from horizontal with
the screen facing upward. Do not mount it facing downward.
30
°
(MAX)
■
Mounting the Controller
UT152, UT155 UT150
Insert a screwdriver
into the brackets to
tighten the screws .
Large bracket
(top)
Terminal board
Panel
Small bracket
(bottom)
Direction for mounting
Insert the controller into the opening with the terminal board facing the front.
Set and tighten the top and bottom brackets on the controller to fix it on the
1. Affix the bracket over the back
end of the controller.
2. Push the bracket to the panel,
and then secure the bracket
into position.
Panel
Bracket UT150
[ How to remove the bracket]
To move the bracket, push down the center of the upper and lower
parts of the controller softly.
The bracket is released from the latch.
150mm
150mm
150mm 150mm