Omron R7D-BP, User Manual

Page: 68 / 328

3-11
3-1 Servo Drive Specifications
3
Specifi
cations
Function: Internally Set Speed Selection 1
Œ
Pin 6 is the Internally Set Speed Selection 1 Input (VSEL1) in Internal Speed Control Mode (when
Pn02 is set to 1).
Œ
Four speeds can be selected by using pin 6 in combination with the Internally Set Speed Selection
2 Input (VSEL2).
„
Reverse Drive Prohibit/Forward Drive Prohibit Input
Pin 7: Reverse Drive Prohibit Input (NOT)
Pin 8: Forward Drive Prohibit Input (POT)
Functions
Œ
These inputs prohibit forward and reverse operation (overtravel).
Œ
When an input is ON, operation is possible in that direction.
Œ
These inputs can be disabled using the setting of Drive Prohibit Input Selection (Pn04).
Œ
The motor will stop according to the setting of the Stop Selection for Drive Prohibition Input (Pn66).
„
Reverse Pulse/Forward Pulse, Feed Pulse/Direction Signal, 90
°
Phase Difference
Signal (Phase A/Phase B)
Pin 22: +Reverse Pulse (+CW), +Feed Pulse (+PULS), or +Phase A (+FA)
Pin 23:
−
Reverse Pulse (
−
CW),
−
Feed Pulse (
−
PULS), or
−
Phase A (
−
FA)
Pin 24: +Forward Pulse (+CCW), +Direction Signal (+SIGN), or +Phase B (+FB)
Pin 25:
−
Forward Pulse (
−
CCW),
−
Direction Signal (
−
SIGN), or
−
Phase B (
−
FB)
Functions
The functions of these signals depend on the setting of the Command Pulse Mode (Pn42).
Œ
If the photocoupler LED is turned ON, each signal will go high as shown above.
Setting Command pulse mode Input pins Servomotor forward command Servomotor reverse command
0 or 2
90
°
phase difference
signals
22: +FA
23:
−
FA
24: +FB
25:
−
FB
Line driver: t1
≥
2
µ
s
Open collector: t1
≥
5
µ
s
1
Reverse pulse/forward
pulse
22: +CW
23:
−
CW
24: +CCW
25:
−
CCW
Line driver: t2
≥
1
µ
s
Open collector: t2
≥
2.5
µ
s
3
Feed pulse/direction
signal
22: +PULS
23: PULS
24: SIGN
25:
−
SIGN
Line driver: t2
≥
1
µ
s
Open collector: t2
≥
2.5
µ
s
t1 t1 t1 t1
t1 t1 t1 t1
Phase A
Phase B
t2 t2
t2
t2
t2
Low
Low
t2
High
Low
t2 t2
t2 t2 t2 t2
t2