The dial shall be made of copper aluminum alloy, inalterable black numerals and graduation on white background. The manufacture of same will be to applicable standards.
Turn on and cut function details: The table shows the turn on and cut situations as pointer moves deasil, and the function is opposite while the pointer moves widdershins.
Turn on and cut function details: The table shows the turn on and cut situations as pointer moves deasil, and the function is opposite while the pointer moves widdershins.