Defi Link Meter - Manual (Page 52)

105
「SERIAL ERROR CHECK」
This function reports that communication
is impossible between meters and Control
Unit Ⅱ.
The pointer points downwards and the
WARNING LED flashes twice at the same
interval.
「OPENING MODE」
The pointers of 115mm (4 1/2” ) meters
move faster than that of smaller meters.
LED flashes twice at same interval