Fagor DDS Series Hardware Manual page 164

  Drives
3.
180
DDS
HARDWARE
Ref.1912
· 164 ·
X3 connector
This connector of the compact drive offers two possible configurations:
 Encoder simulator
 Direct feedback
X3. Encoder simul ator
Having installed the encoder simulator card, X3 is a high density (HD) 15-
pin sub-D type male (M) connector whose pins are galvanically isolated
from the rest of the drive.
15 5
10
14
4
9
13
3
8
12
2
7
11 1
6
F. H3/116
X3 connector. Pinout.
It outputs square differential TTL pulses simulating those of an encoder that
would be mounted on the motor shaft.
The number of pulses per turn and the position of the reference mark I0 are
programmable.
90° PHASE-SHIFT
V
A
V
B
Io
F. H3/117
Pulses per revolution and reference mark position.
1
A
2
A
3
B
4
B
5
I0
6
I0
11
GND
15
CHASSIS
V > 2.5 V
OH
V < 0.5 V
OL
I < 20 mA
SURCE
I < 20 mA
SINK
t