Product Overview; Overview; Features; System Confi Guration - Magnescale SR27A-AZ Series Instruction Manual

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
SR27A-AZ Series, CH22 Series
CH22 Series
Fig. 1-1
SIEMENS
DRIVE-CLiQ
controller
1
(E)