SPCK420/421/422 LCD-Keypad - User Manual
Security > General safety instructions > General information
General information
Read the general safety precautions before operating the unit.
Keep this document for later reference.
Always pass this document on together with the product.
Please also take into account any additional country-specific, local safety standards or regulations concerning
project planning, operation and disposal of the product.
Liability claim
Do not make any changes or modifications to the device unless they are expressly mentioned in this manual and
have been approved by the manufacturer.
© Siemens Industry - 11-24-2009