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Wireless Data Acquisition System Instruction Manual
30
CAUTION
Mandatory
◆
To protect external equipment, install a
fuse
on the power supply side.
Recommended fuse: 250 V / 1 A 5x20 mm Fast-blow glass tube fuse.
* When the signal tower rated voltage is 100 to 240 VAC, use the following parts.
If you are not using a regulated power supply, use a fuse that meets or exceeds Class CC.
Use a fuse holder with UL Standards certification.
◆
Insulate the leads of unused signal wires, one by one. Failure to follow this instruction could result
in a short-circuit.
(2)
Attaching and Detaching the WDT
WARNING
Mandatory
◆
Before any work is done, disconnect the power.
CAUTION
Prohibited
◆
Do not apply excessive force to the unit or body. Failure to follow this instruction could result in
equipment damage.
◆
Do not touch the connectors on the unit or body, or the LED in LED units. Failure to follow this
instruction could result in equipment damage.
◆
Securely lock each unit when attaching. Failure to follow this instruction could result in equipment
damage.
NOTICE
◆
The maximum number of attachments per Signal Tower is five LED units + one buzzer unit + this product. Do not
attach units beyond that.