Switch-On, Traversing The Reference Marks - HEIDENHAIN ND 281B User Manual

Switch-On, Traversing the Reference Marks

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Turn on the power.
0 1
(Switch located on rear panel.)
• ND 281 B appears for two seconds.
• ENT ... CL
• REF indicator starts blinking.
ENT...CL
Switch-on the reference mark evaluation
function.
• The position value that was last
• REF indicator lights.
• Decimal point starts blinking.
5 , 6 9 7
Cross over the reference mark.
Move the plunger until the display starts
counting and the decimal point stops blink-
ing. The display is now ready for operation.
For automation purposes, crossing over the reference marks
and the display ENT ... CL can be disabled with parameter P82.
8
1)
appears.
assigned to the reference mark
position is displayed.
REF mode
Crossing over the reference marks automatically switches the
display to REF mode: The last assignment of display values to
length gauge positions is stored in nonvolatile memory.
1)
Press the CL key if you choose not to traverse the reference
marks. Note that, in this case, the relationship between
length gauge position and display value will be lost if the
power is interrupted or if the unit is switched off.