Baldor MicroFlex - Page 62

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5-10 Input / Output MN1919
STEP0+
DGND
1
DS26LS31
STEP0-
3
NextMove ESB / controller
Step
Output
GND
MicroFlex / drive amplifier
DGND
Step
Connect shiel ds at
one end only
6Shield
‘X3’
‘X2’
10
11
DIR0+
DS26LS31
DIR0-
5
Dir
Output
Twisted pairs
Dir
9
Figure 33 - Stepper input - typical connection from a Baldor NextMove ESB
Note: When using a NextMove ESB’s STEP and DIR outputs, do not connect the
STEPx-orDIRx- outputs to ground; leave them unconnected as shown in
Figure 33.
Incremental encoder MicroFlex / drive amplifier
Step
Connect shiel ds
at one end only
‘X3’
10
Twisted pairs
Dir
9
A+
A-
B+
B-
DGND11
GND
5V
Encoder
supply
5V
Encoder
supply
GND
Figure 34 - Steppe r input - typical connection from an incremental encoder
Note: When using an incremental encoder source, do not connect the A- or B- outputs;
leave them unconnected as shown in Figure 34.