Heyl Testomat 808 Manual De Instrucciones página 24

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Installation
!
DANGER
24
Mark external voltage on the device!
In the event you connect system components that are not powered
by the device voltage, you may apply external voltage to the relay
contacts. This external voltage cannot be switched off using the
device power switch.
Risk of electric shock!
In this case, affix a warning sign to the device (e.g. a sticker as
shown on the left).
Please refer to the section entitled
"Description of the relay
on page 25 or
detailed description.
"Description of the signal
outputs" on page 26 for a
inputs"

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