According to MOBALine timezones

This setting is suitable for digital clock controlled by a MASTER clock as a MOBALine SLAVE clock in a time distribution system with possibility to display different MOBALine timezones.

Item	Function	Description
o1	A	timezone is taken over according to the source of synchronization, the UTC time calculation is based on the MOBALine information
o2	4	MOBALine
o4	1–20	selection of MOBALine timezone
d2	A	display time and date according to chosen MOBALine timezone including daylight saving time