Toshiba nv Series - Page 9

Unified Controller nv series TC-net I/O system 8ch-Pulse Input Module PI918 Functional Manual
vii
Mandatory
Be extremely careful when
measuring the power supply voltage
at the power terminal part of the
module during an inspection.
Otherwise, it may cause an electric
shock.
CAUTION
Mandatory
Replace the battery every 5 years.
If the battery is worn, the data or
programs saved in the controller module
may be lost, causing an accident or
damage to the machine due to
malfunction.
Mandatory
Replace the shutdown capacitor
every 8 years.
If the shutdown capacitor is worn, the
data or programs saved in the controller
module may be lost, causing an accident
or damage to the machine due to
malfunction.
Mandatory
Replace the battery for the PU811
and PU821 every 4 years
(confirmation required) if the annual
average temperature is 30°C or less,
or every 2 years (confirmation
required) if it is above 30°C.
If the battery is worn, the data or
programs saved in the PU811 and PU821
may be lost depending on the
application, causing an accident or
damage to the machine due to
malfunction.
5. Safety Precautions in Disposal
WARNING
Prohibited
Do not throw the lithium battery
into a fire.
The battery may explode.
CAUTION
Mandatory
When disposing of the lithium
battery or Ni-Cd battery, follow the
ordinances or rules of the local
government.
Otherwise, it may cause environmental
damage.
Mandatory
Dispose of the unit and module of
the nv series as industrial waste.
Otherwise, it may cause environmental
damage.