S4A Series
4Points DC input/AC Load SSR Board
User’s Guide
Thank you for purchasing product of SAMWON ACT.
Please check model of product that you purchase first, and read this manual prior to use it.
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Caution for Safety
Caution
Case that results in serious damage in human body or equipment, and fire if user handles this equipment wrongly
Warning
Case that results in slight damage in human body or equipment, and fire if user handles this equipment wrongly
Caution
1. Do Not use other voltage except appointed voltage. It may be the cause of fire or damage of equipment.
2. Use it within nominal voltage and current which are marked on load. It may be the cause of fire or damage of equipment.
3. Check COMMON polarity of using controller (PLC, etc) first, and then select proper product.
It may be the cause of fire or damage of this equipment and user's.
4. Make controller and connection cable between relay boards after checking internal wiring of relay board and
PIN(terminal or socket) array of controller if you want to make it for yourself.
It may be the cause of fire, and malfunction or damage of this equipment and user's.
Warning
1. Plug or unplug power line and/or connector for signal after making sure to shut off power so as that
it is prevented to be damaged or malfunctioned.
2. Read this user's guide which is attached to product, and check product's performance, specification,
operation pattern, signal, and how to handle prior to use. Keep user's guide please.
3. When wiring the terminal block, please tighten it with the specified torque using the appropriate tool.
If it is outside of this range torque, it may cause malfunction due to breakage or looseness of tightening surface terminal.
4. Use removal key which is supplemented for replacement.
Using other tools may be the cause of damage of relay or relay socket.
