Contec CONPROSYS Alpha Series Reference Manual page 17

Always attach the end cover while power is active.

The product is an open-type device (a device designed to be housed inside other equipment)

and must always be mounted inside a mechanical enclosure having enough strength.
Disconnection between the product and the module during the operation may result in

damage. To prevent the disconnection, always mount both of them on DIN rail for operations.
Regardless of the foregoing statements, CONTEC is not liable for any damages whatsoever

(Including damages for loss of business profits) arising out of the use or inability to use this
CONTEC product or the information contained herein.
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Safety Precautions
CPSA-PCB100 Reference Manual
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