DEK高级培训资料 - 第142页

Linear Encoder (Read Head) • Read-he ad LED conditio ns:- • Green – Re ader set-up correctly, encoder clean and all pulses can be read. • Amber – The Reader / Encoder Strip may need Issue 2: July 2007 – The Reader / Enco…

Linear Motor Components

Permanent Magnet Track

Camera

Home

sensor

Issue 2: July 2007

Forcer

Read Head

Encoder

strip

‘index’ Sensor

used on early

machines. No

longer fitted.

Linear Encoder (Read Head)

•

Read-head LED conditions:-

• Green

– Reader set-up correctly, encoder clean

and all pulses can be read.

•

Amber

– The Reader / Encoder Strip may need

Issue 2: July 2007

– The Reader / Encoder Strip may need

cleaning, or the gap between the Read

head and Encoder strip is greater than

0.8mm.

•

Red

– Reader has failed to read encoder

pulses, servo power is disabled if this

occurs.

Task: Complete diagram in your workbook

Euroflex Cards (Linear Motors)

X6, X7 : Cards are interchangeable

Issue 2: July 2007

Task: Complete diagram in your workbook