Pilz PNOZ s4 User Manual

Contents
Operating Manual PNOZ s4
21396-EN-21
| 3
Introduction ............................................................................................................................5
Validity of documentation ..........................................................................................................5
Using the documentation ..........................................................................................................5
Definition of symbols .................................................................................................................5
Safety ......................................................................................................................................6
Intended use .............................................................................................................................6
Safety regulations .....................................................................................................................7
Safety assessment....................................................................................................................7
Use of qualified personnel.........................................................................................................7
Warranty and liability.................................................................................................................7
Disposal ....................................................................................................................................7
For your safety ..........................................................................................................................8
Unit features ...........................................................................................................................8
Safety features .......................................................................................................................8
Block diagram/terminal configuration .................................................................................9
Unit types with UB 24 VDC .......................................................................................................9
Unit types with UB 48 - 240 VAC/DC ........................................................................................9
Function description ..............................................................................................................10
Timing diagram .........................................................................................................................11
Installation ..............................................................................................................................11
Wiring ......................................................................................................................................12
Preparing for operation .........................................................................................................13
Operating modes.......................................................................................................................13
Set operating modes .................................................................................................................13
Connection ................................................................................................................................14
Application examples ............................................................................................................16
Operation ................................................................................................................................19
Status indicators........................................................................................................................19
Error indicators..........................................................................................................................20

Pilz PNOZ s4 Specifications

General

Safety category	4
Performance level	e
SIL CL	3
Supply voltage	24V DC
Number of safety contacts	3
Number of auxiliary contacts	1
Stop category	0 / 1
Width	45 mm
Depth	121 mm
Rated operational current Ie	6 A
Standards	EN ISO 13849-1, EN 62061