Toshiba nv Series - Page 7

Unified Controller nv series TC-net I/O system 8ch-Pulse Input Module PI918 Functional Manual
v
Mandatory
Turn on the power in the following
order:
Turn on the power of the nv series, and
then turn on the I/O module supply
external power and external load power.
If this order is not followed, it may cause
an accident or damage to the machine
due to malfunction.
Mandatory
For system safety, turn off the load
power before the power of the nv
series.
If this order is not followed, it may cause
an accident or damage to the machine.
Share the external power supply for the
I/O module with the load power supply
whenever possible. If this is not
possible, construct the system so that
the external power supply and load
power supply are turned off
simultaneously.
Mandatory
Construct the emergency stop
circuit and interlock circuit outside
the nv series.
Otherwise, it may cause an injury
accident or damage to the machine if
failure or malfunction occurs in the nv
series.
3. Safety Precautions in Daily Use
WARNING
No touch
Do not touch the terminals of the
module and unit during
energization.
It may cause an electric shock.
Prohibited
Do not modify, repair, disassemble,
or adjust the device, module, or
board.
It may cause an electric shock, fire,
injury, or failure.
Upon faulty operation or failure, contact
Toshiba's branch office or service offices.
Mandatory
Before using, check that the power
capacity, frequency, voltage, and
regulation comply with the device
specifications.
If not, it may cause damage of the
device, or fire due to overheat, as well
as not obtaining the original
performance of the device.
Prohibited
When the ambient or internal
temperature of the device rises
abnormally or failure occurs in the
device, stop using the device, turn
off the power, and contact one of
Toshiba's service representatives.
Using it as it is may cause fire due to
overheat.
No touch
Do not touch the terminals of the
module and unit during energization.
It may cause an electric shock.
The power supply module is for the nv
series only. Do not use it alone for any
other purposes.