ADLINK Technology PCI-8136 Manual do Utilizador descarregar pdf (Página 11)

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DSP-based 4/8-axis Advanced Motion Controllers

PCI-8254 / PCI-8258

Key Features

■

Servo update rate up to 20 KHz through hardware-based PID-FF

control loop and second-order filters

■

Trajectory cycle time up to 1 KHz

■

4/8 axes hybrid motion command output signals of both ±10

volts analog command and pulse-train command

■

Encoder feedback frequency up to 20 MHz with digital filter design

■

Program download can execute up to 8 individual tasks

simultaneously

■

High speed position latch function via ORG and Index signals

■

High-speed position comparison and trigger output up to 1MHz for

auto-optical-inspection applications

■

32 additional onboard digital I/O channels (16 DI & 16 DO) can

save the cost of a full DI/O card

■

Programmable interrupt source control to host PC

■

Watchdog timer for safety control

■

Manual pulsar interface

■

MotionCreatorPro 2 suite of card installation, axis control,

auto-tuning, frequency response analysis, and system diagnostic

usage

■

Support for up to 16 cards in one system

Motion Features

■

Jogging mode

■

Pre-defined engineering unit

■

Any 2-6 axes linear interpolation

■

Any 3 axes circular interpolation

■

3 axis spiral interpolation (incl. helical interpolation)

■

Motion trajectory & PID parameters can be changed on the fly

■

Multi-axis synchronous motion (Master-Slave)

 •

Gantry mode

 •

Electronic Gear

■

Safety level setting to prevent damage to mechanism and operator

■

Trapezoidal, S-curve velocity, user-defined profile

■

Position & speed override anytime

■

Variety of homing modes via ORG and index signals

■

Linear and FIFO position comparison for high speed trigger output

■

Backlash compensation

Specifications

PCI-8254

PCI-8258

Motion Control

■

Positioning Range 4 x 10

counts

■

Speed Progamming Range 32,767,000 count / sec

■

Max. Acceleration Rate 4 x 10

counts / sec

Analog Input / Output Channels

■

Number of Channels 4-CH for PCI-8254; 8-CH for PCI-8258

■

Analog Output ±10 volt with 16-bit DAC, Differential/Single-ended types

■

Analog Input ±10 volt with 12-bit ADC

Pulse Output Channels

■

Number of Channels 4-CH for PCI-8254; 8-CH for PCI-8258

■

Pulse Output Rate 6.55 Mpps (max.)

■

Pulse Output Mode CW/CCW, OUT/DIR

Encoder Input Channels

■

Number of Channels 4-CH for PCI-8254; 8-CH for PCI-8258

■

Max. Encoder Input Frequency 20 MHz under 4xAB mode

■

Encoder Input Modes OUT/DIR, CW/CCW and 1x/2x/4x AB phase

Trigger Channels

■

Number of Trigger Output Channels 2-CH for PCI-8254; 4-CH for PCI-8258

■

Position Compared Method Linear / FIFO

■

FIFO Size 16 per channel (hardware-based) ; 5,000 per channel

(software-based)

■

Trigger Pulse Output Frequency 1 MHz for linear comparison

1 MHz for FIFO comparison (hardware-based)

500 Hz for FIFO comparison (software-based)

■

Trigger Pulse Width 0.2 μs to 167 ms

Motion I/O Interface Signals

■

I/O Pin 2500 VRMS optically isolated on DIN-825-GP4

■

Incremental Encoder Signals Input Pin EA and EB

■

Encoder Index Signal Input EZ

■

Mechanical Limit Switch Signal Input Pin ±EL and ORG

■

Servomotor Interface I/O Pin INP/ZSP, ALM, SVON

■

Miscellanenous Pin IEMG, TRG (PWM)

General Purpose I/O

■

Digital Input 20-CH (for PCI-8254) and 24-CH (for PCI-8258) digital input,

isolated on DIN-825-GP4

■

Input Voltage 0 to 24 V

■

Input Resistance 4.7 KΩ @ 0.5 W

■

Digital Output 20-CH (for PCI-8254) and 24-CH (for PCI-8258) digital

output, isolated on DIN-825-GP4

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Output Voltage 5 V (Min.); 35 V (Max.)

■

Output Type NPN open collector

■

Sink Current 90 mA

Introduction

The PCI-8254 & PCI-8258 are ADLINK’s new top-of-the-line advanced motion controllers, providing

excellent control performance, time-deterministic trajectory and velocity planning, comprehensive

application functions, and powerful easy-to-use diagnostic and control utilities.

Genaral Specifications

■

Connectors 100-pin SCSI-VHDCI type connector

■

Operating Temperature 0˚C to +55˚C (32˚F to 131˚F)

■

Storage Temperature +20˚C to +80˚C (68˚F to 176˚F)

■

Humidity 5% to 95%, non-condensing

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