Introduction

This chapter describes the safety sub-functions according to EN 61800‑5‑2. The following table shows the availability of the safety sub-functions described below, depending on the MOVISAFE® CS..A. safety option used in each case:

CS..A safety option

Safety sub-function

Idle state

Motion

Position

STO

SBC

SS1-t

SS1-r

SS2-t

SS2-r

SOS

SLS

SSM

SSR

SDI

SLI

SLA

SLP

SCA

Only with FS encoder

without CS..A

x

 

xWith suitable external control

 

 

 

 

 

 

 

 

 

 

 

 

CSB21A

x

x

 

 

CSS21A

x

x

x

x

x

x

x

x

x

x

x

x

x

 

 

CSB31A Has a second encoder connection (not used for functional safety)

x

x

x

 

 

CSS31A Has a second encoder connection (not used for functional safety)

x

x

x

x

x

x

x

x

x

x

x

x

x

 

 

 

 

 

 

With one FS encoder or 2-encoder concept

CSA31A Has a second encoder connection that can be used for functional safety

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x