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Programmable ControllerKV-8000 series

High-Speed Positioning Unit



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High-speed positioning unit

Number of control axes

4 axes


Positive (negative) direction limit switch, origin sensor, stop sensor, continuous instant starting, 1 point per axis for 4 points in total, 24 VDC input possible
Forced stop input, 1 point shared by whole axis, 24 VDC input possible
Z-phase input (+) (-), servo end, servo ready, drive alarm, 1 point per axis for 4 points in total, 5 VDC input possible


Pulse output (differential line driver): equivalent to AM26C31 (max. 20 mA)
Pulse output (open collector): rated load 30 VDC, 0.1 A or less
Drive alarm reset, servo ON, deviation counter clear, rated load: 30 VDC, 0.1 A or less

Output frequency

1 Hz to 8 MHz

Output format

Differential line driver/open collector (switched per axis via hardware switch)
1-pulse mode/2-pulse mode/2-phase 1X/2-phase 2X/2-phase 4X

Control mode

Standard mode, High-speed mode

Control period

Standard mode: 500 µs, High-speed mode: 62.5 µs

Starting time

Standard mode: From 500 µs, High-speed mode: From 8 µs (continuous instant starting: 1 µs)

Basic operation

Standard mode: Origin return/JOG, straight-line interpolation (2 to 4 axes), position control (ABS/INC), speed control (+/- direction)
High-speed mode: Origin return/JOG, position control (ABS/INC), speed control (+/- direction)


Standard mode:
Speed change, target change, stop sensor, speed override, stop at specified angle,
continuous operation interrupt, force next point, absolute position follow-up control, sync type follow-up control
High-speed mode:
Speed change, target change, stop sensor, continuous instant starting

Position unit

Standard mode: mm, deg (angle), PLS (pulse count) decimal place 0 to 9, unit conversion function
High-speed mode: PLS (pulse count)

Positioning control

Position setting range

-2,147,483,648 to 2,147,483,647

Acceleration/deceleration curve

Standard mode: Straight-line, SIN, High-speed mode: Straight-line

Acceleration/deceleration rate

Acceleration/deceleration individual setting

Acceleration/deceleration time

Standard mode: 0 to 65,535 ms


0 to 65,000, WITH/AFTER mode

Number of points

100 points/axis

Origin return

Origin return method

Dog type ("With Z phase" or "Without Z phase" can be selected by pushing the button), Dog type inching ("With Z phase" or "Without Z phase)*2,
origin sensor (edge/midpoint/Z-phase), limit switch edge, immediate Z-phase origin return, data set type


Inching (number of pulses can be specified)*2, JOG


Current coordinate teaching

24 V power input (I/O)

24 VDC (-15 %/+20 %)

5-V power output

5 VDC (±10 %), 200 mA or less

Other functions

Multi-axis simultaneous starting based on unit interrupt/inter-unit synchronisation

Internal current consumption

200 mA or less, external I/O: 260 mA or less


Approx. 230 g

*1 For KV-8000/KV-7000 Series
*2 High-speed mode cannot be set.

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