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SMC Networks LECSB2-T Series User Manual

SMC Networks LECSB2-T Series
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16 - 39
16. POSITIONING MODE
(2) Input signal
Device
Symbol
Connector
pin No.
Function and application
I/O
division
Control
mode
CP
CL
PS
Manual pulse
generator
PP
(CN1-10)
Connect the manual pulse generator (MR-HDP01).
When using the signal, enable PP and NP with [Pr. PD44] and [Pr. PD46].
DI-2
NP
(CN1-35)
Analog torque
limit
TLA
CN1-27
When using the signal, enable TL (External torque limit selection) with [Pr.
PD04], [Pr. PD06], [Pr. PD08], [Pr. PD10], [Pr. PD12], [Pr. PD14], [Pr.
PD18], [Pr. PD20], [Pr. PD22], [Pr. PD44], and [Pr. PD46].
When TLA is enabled, torque is limited in the full servo motor output torque
range. Apply 0 V to +10 V DC between TLA and LG. Connect the positive
terminal of the power supply to TLA. The maximum torque is generated at
+10 V. (Refer to section 3.6.1 (5))
If a value equal to or larger than the maximum torque is inputted to TLA,
the value is clamped at the maximum torque.
Resolution: 10 bits
Analog
input
Analog override
VC
CN1-2
The signal controls the servo motor setting speed by applying -10 V to +10
V to between VC and LG. The percentage will be 0% with -10 V, 100%
with 0 V, and 200% with +10 V to the setting speed of the servo motor.
Resolution: 14 bits or equivalent
Setting [Pr. PC60] to "_ _ 1 _" increases the analog input resolution to 16
bits.
Analog
input
(3) Output signal
Device
Symbol
Connector
pin No.
Function and application
I/O
division
Control
mode
CP
CL
PS
Encoder A-
phase pulse
(differential line
driver)
LA
LAR
CN1-4
CN1-5
These devices output pulses of encoder output pulse set in [Pr. PA15] in
the differential line driver type.
In CCW rotation of the servo motor, the encoder B-phase pulse lags the
encoder A-phase pulse by a phase angle of π/2.
The relation between rotation direction and phase difference of the A-
phase and B-phase pulses can be changed with [Pr. PC19].
DO-
2
Encoder B-
phase pulse
(differential line
driver)
LB
LBR
CN1-6
CN1-7
Encoder Z-
phase pulse
(differential line
driver)
LZ
LZR
CN1-8
CN1-9
The encoder zero-point signal is outputted in the differential line driver
type. One pulse is outputted per servo motor revolution. This turns on
when the zero-point position is reached. (negative logic)
The minimum pulse width is about 400 μs. For home position return using
this pulse, set the creep speed to 100 r/min or less.
DO-
2
Encoder Z-
phase pulse
(open-collector)
OP
CN1-33
The encoder zero-point signal is outputted in the open-collector type.
DO-
2
Analog monitor 1
MO1
CN6-3
This is used to output the data set in [Pr. PC14] to between MO1 and LG in
terms of voltage.
Output voltage: ±10 V
Resolution: 10 bits or equivalent
Analog
output
Analog monitor 2
MO2
CN6-2
This signal outputs the data set in [Pr. PC15] to between MO2 and LG in
terms of voltage.
Output voltage: ±10 V
Resolution: 10 bits or equivalent
Analog
output

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SMC Networks LECSB2-T Series Specifications

General IconGeneral
BrandSMC Networks
ModelLECSB2-T Series
CategoryDC Drives
LanguageEnglish