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CAUTION
To ensure proper operation of this device, follow the directions given in this user's manual and in
the manuals for the combustion equipment and for any other devices that are used.
When planning a combustion safety control system, please discuss the details with our sales
representatives.
Installation, wiring, maintenance, inspection, and adjustment must be carried out by a professional
with technical training in combustion equipment and combustion safety equipment.
Use this device correctly within the range of the rated specifications stated in the user’s manual.
Not doing so may cause device failure or malfunction.
Make sure that the flame detector does not detect the ignition spark. If the ignition spark is
detected, change the position of the flame detector or ignition electrode.
Do not install where exposed to any of the following:
• Certain chemicals or corrosive gases (ammonia, sulfur, chlorine, ethylene compounds, acids, etc.)
• Splashing water or excessive humidity
• High temperatures
• Prolonged vibration
For mounting and wiring, follow the instructions in this user's manual or in manuals provided by
the combustion equipment manufacturer.
Follow all applicable regulations when doing the wiring work.
Provide appropriate maintenance and inspection for the product, following the methods,
procedures, replacement cycle, etc., specified by this user’s manual.
When disposing of this device, dispose of it as industrial waste, following local regulations.
A fuse is built into the control load line of this device. Do not connect a load exceeding the rated
power to the control load terminals (6, 7, 8) of this device, or short the load terminals. Doing so will
burn the fuse out, making this device unusable.
Do not design instrumentation that shuts off the power to this device as soon as alarm output is
generated. Doing so can corrupt this device’s operation history records.
If timers and auxiliary relays are needed for additional functions, select ones with high reliability,
and be sure to design the circuit correctly.
Use this device within the operating ranges given in the specifications for temperature, humidity,
voltage, vibration, shock, mounting position, atmosphere, etc.
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