Magnescale SR27A-AZ Series, Instruction Manual

Page: 33 / 84

(E)
1
SR27A-AZ Series, CH22 Series
1. Product Overview
1-1. Overview
Th is product is a position detection system for machine tools. Th e shielded high-precision absolute
Magnescale and the connection cable support the SIEMENS DRIVE-CLiQ serial communication.
1-2. Features
• Th e scale unit uses a shielded case made of steel to achieve a high rigidity despite its small cross-section.
• Th e scale unit and connecting cable are separated by connectors. Th is simplifi es installing the scale unit
and connecting the cable.
• Th e connection cable is designed to allow connection to either end of the scale head. Th e cable can
therefore be routed from the left or right depending on the installation location.
• Includes a built-in function for correcting variations in scale signal levels for enabling high-precision
positioning. High-precision correction function developed exclusively by Magnescale Co., Ltd. is used
to realize high precision and high resolution.
• Th e unit contains a SIEMENS DRIVE-CLiQ interface chip to enable direct connection to a compatible
controller.
1-3. System Confi guration
SR27A-AZ Series
CH22 Series
SIEMENS
DRIVE-CLiQ
controller
Fig. 1-1