
- 4 -
2. For Safe Use
If the unit is used in a manner not specified by manufacturer, the protection provided by the unit may be impaired.
For safe use of the unit, please read and understand the following cautions.
2-1. Preconditions for Use
The unit is a component type general product to be used mounted on an indoor instrumentation panel. Avoid using under
other conditions.
Use after the system safety is implemented such as the fail-safe design and periodical inspection on the final product side.
Also, for wiring/adjustment/operation of the unit, ask professionals with instrumentation knowledge to perform.
Furthermore, also the person who actually uses the unit is required to read this instruction manual to fully understand
various cautions and basic operation.
2-2. Symbol Mark
This instruction manual includes the following symbol marks. Make sure to fully understand the meaning of them.
Symbol mark
Meaning
Cautions are explained to avoid causes for death or serious injuries of users.
Cautions are explained to avoid causes for slight injuries of users or damages of the unit
or peripheral devices.
2-3. Label
For safe use of the unit, the following labels are used.
Label
”Name” and place
Meaning
“Alert symbol mark”
Various terminals
(back side)
Place to be handled with cautions to avoid “electric
shock”, “injuries”, etc.
“Protective conductor
terminal”
Right side of power terminal
(back side)
Terminal to be grounded to avoid electric shock
100 to 240V AC
50/60Hz, 40VA
“Power source specification”
Power conductor terminals
Specification of power (voltage range, frequency,
and power consumption) used for the unit
!
!
Warning
!
Caution