HEIDENHAIN ND 1200 - Manual (Page 81)

ND 1200 QUADRA-CHEK 81
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Installation
Connecting encoders
Axis encoders are attached to interface connectors on the rear of the
ND 1200. Many encoder interfaces are available to match the wide
variety of encoders that can be used with the ND 1200. The type and
number of axis encoder connectors will vary depending on the
application. The ND 1200 shown in this photo includes connectors for
the X, Y and Q axes. Encoder inputs are specified as analog or TTL at
the time of purchase and cannot be changed in the field.
The encoder connector locations are:
To connect the encoder cables:
U Verify that the ND 1200 is off.
U Connect the axis encoders tightly to their connectors. An axis label
is provided near each connector. If the connectors include mounting
screws, do not overtighten them.
Encoder axis connectors
1
2
3
Do not locate encoder cables where they can be walked
on or will create a tripping hazard.
1 X-axis
2 Y-axis
3 Z/Q-axis