I/os, Digital input interfaces – ElmoMC ExtrIQ Digital Servo Drives-Falcon User Manual

Page 68

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Falcon Installation Guide

Technical Specifications

MAN-FALIG (Ver. 1.502)

www.elmomc.com

68

4.8. I/Os

The Falcon has:

10 Digital Inputs

5 Digital Outputs

2 Analog Input

4.8.1.

Digital Input Interfaces

Feature

Details

Type of input

Optically isolated

Single ended

PLC level

Input current

* I

in

= 2.2 mA for V

in

= 12 V

Input current for high speed

inputs

* I

in

= 4.4 mA for V

in

= 12 V

High-level input voltage

12 V < V

in

< 30 V, 24 V typical

Low-level input voltage

0 V < V

in

< 6.5 V

Minimum pulse width

> 4 x TS, where TS is sampling time

Execution time (all inputs):

the time from application of

voltage on input until

execution is complete

If input is set to one of the built-in functions — Home,

Inhibit, Hard Stop, Soft Stop, Hard and Soft Stop, Forward

Limit, Reverse Limit or Begin — execution is immediate

upon detection: 0 < T < 4 x TS
If input is set to General input, execution depends on
program. Typical execution time: ≅ 0.5 msec.

High-speed inputs - minimum

pulse width, in high-speed

mode

(IN5 - IN6)

T < 5 µsec

Notes:

Home mode is high-speed mode and can be used for

fast capture and precise homing.

High speed input has a digital filter set to same value as

digital filter (EF) of main encoder.

Highest speed is achieved when turning on

optocouplers.

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