Nor-Cal CDG 100 OP Lit - Manual (Page 29)

CDG100-OP-LIT (2010-1) 29
Press the button
max. ø1.1 mm

For changing the threshold value, push the <ZERO> button
and keep it depressed. The threshold keeps changing from
the current value (ramp) until the button is released or until
the limit of the setting range is reached.
Keep the button depressed
max. ø1.1 mm