1.2
CAUTION - Risk of Fire and Electric Shock.
This product is UL listed as open type process
Danger!
control equipment. It must be mounted in an
enclosure that does not allow fire to escape
externally.
If the output relays are used past their life
expectancy, contact fusing or burning may
occasionally occur.
Always consider the application conditions and
Danger!
use the output relays within their rated load and
electrical life expectancy. The life expectancy
of output relays varies considerably with the
output load and switching conditions.
Loose screws may occasionally result in fire.
Warning!
For screw terminals tighten screws to tightening
torque of 0,5 Nm.
A malfunction in the Digital Controller may
occasionally make control operations impossible
or prevent alarm outputs, resulting in property
Warning!
damage. To maintain safety in the event of
malfunction of the Digital Controller, take
appropriate safety measures, such as installing a
monitoring device on a separate line.
1.3
Be sure to observe the following precautions to prevent
operation failure, malfunction, or adverse affects on the
performance and functions of the product. Not doing so may
occasionally result in unexpected events. Do not handle the
Digital Controller in ways that exceed the ratings.
•
The product is designed for indoor use only. Do not use
or store the product outdoors or in any of the following
places.
-
Places directly subject to heat radiated from heating
equipment.
-
Places subject to splashing liquid or oil atmosphere.
Safety Precautions
Precautions for safe use
User manual - ATR144 - 11