Renishaw ATOM Installation Manual page 35

Step 2 – Reference mark phasing
• Slowly rotate the readhead back and forth over the reference mark until the readhead set-up LED stops flashing and remains green. The reference mark is now phased. The set-up signal (V
nominal 3.3 V depending upon system set-up (see
• The system automatically exits the CAL routine and is ready for operation.
• If the readhead set-up LED continues double-flashing blue after passing the reference mark many times, it is not detecting the reference mark. Ensure that the readhead orientation and lateral offset
are correct.
Calibration routine – manual exit
• The calibration routine can be exited at any stage. Depending upon the interface used follow the relevant section in the table below to exit CAL mode.
No interface ACi interface
Ground the CAL pin Connect the CAL pads
for < 2 seconds. together or ground the
remote CAL line (pin 8)
for < 2 seconds.
• On successful exit, the readhead set-up LED will stop flashing blue and remain green.
'Output specifications'on page 58).
Ri interface Ti interface
Press and hold the Press the CAL button on
CAL button on the the end of the interface
side of the interface for < 2 seconds.
for < 2 seconds.
) will be a
X
www.renishaw.com 35