Schmersal PSC1 Series Manuals

Table of Contents

4

Important Notes

7

Definitions

7

Reference Documents

8

Abbreviations Used

9

Safety Instructions

11

Intended Use

11

Usage in Regions with UL/CSA Requirement

11

General Safety Instructions

12

Operating and Service

13

Transport/Storage

13

Device Types

14

Type Code

15

Module Overview

16

Device Characteristic Data

17

Basic Modules

17

PSC1-C-10 (-Fbx (1) /-MC)

17

Tech. Characteristic Data PSC1-C-10 (-Fbx (1) /MC)

19

Psc1-C-10-Sdm1

21

Tech. Characteristic Data PSC1-C-10-SDM1 (-Fbx /MC)

23

Psc1-C-10-Sdm2

25

Tech. Characteristic Data PSC1-C-10-SDM2 (-Fbx )

27

Central Expansion Modules

29

PSC1-E-31 and PSC1-E-33

29

Optional Universal Communication Interface

32

Tech. Characteristic Data: Optional Universal Communication Interface

33

Encoder Specifications

34

Derating Outputs

34

Marking

35

Type Plate

35

Items Supplied

36

Safety-Related Features

37

General Layout, Safety-Related Architecture and Characteristic Data

37

39

Digital Sensors

39

Characteristics of the Sensors / Input Elements

39

DC Digital Sensors/Inputs

40

Classification of the Safe Digital Inputs

44

Connection Examples, Digital Sensors/Safety Switch

46

Overview of Achievable PL for Digital Safety Inputs

51

Sensors for Speed And/Or Position Acquisition

53

General Safety-Related Layout of Sensor Interface for Position And/Or Speed

53

General Diagnostic Measures for Encoder Interface

54

Encoder Types and Their Combinations, Diagnostic Characteristic Data

55

Specific Diagnostic Measures in Relation to the Encoder Type Used

57

58

61

63

Characteristics of the Output Elements

63

Diagnostics in the Shutdown Circuit

65

Diagnostic Functions

65

Overview of DC in Relation to Selected Diagnostic Functions

66

Permissible Capacitive and Inductive Load on Safe Outputs

67

Digital Outputs

68

Characteristic Data of the Basic Outputs

68

Example Circuits, Basic Outputs

70

Digital Outputs I/O (Iqqx)

78

Classification of the I/O (Iqqx) on Usage as an Output

78

Example Circuits for Safe Digital Outputs I/O (Iqqx)

79

Overview of Achievable PL for Digital Safety Outputs

84

Connection and Installation

86

General Installation Instructions

86

Installation and Mounting PSC1 Module

88

Mounting Backplane Bus

88

Arrangement Examples

89

Psc1-C-10-Sdm1 + Psc1-E-31

89

Psc1-C-10-Sdm2 + Psc1-E-33

89

Mounting the Modules

90

Mounting on C Rail

90

Mounting on Backplane Bus

91

Installation of I/O Expansion

92

Physical Address Configuration for the Slave Modules

92

Installation and Configuration of Master  Master (SMMC) and Master  Slave (SDDC)

93

SMMC/SDDC Topology Rules

94

Exemplary Schematic Diagram of a Network Topology

95

Terminal Assignment

96

Terminal Assignment PSC1-C-10 (-Fbx/-MC)

97

Terminal Assignment PSC1-C-10-SDM1 (-Fbx/-MC)

98

Terminal Assignment PSC1-C-10-SDM2 (-Fbx/-MC)

99

Terminal Assignment PSC1-E-31

101

Terminal Assignment PSC1-E-33

102

External 24 VDC Power Supply

104

Connection of the External Encoder Supply

106

Incremental, SIN/COS, SSI

106

Connection of the Digital Inputs

107

Connection of Position and Speed Sensors

108

General Instructions

108

Encoder Interface Assignment

110

Connection Variants

111

Connection of an Absolute Encoder as Master

111

Connection of an Absolute Encoder as Slave

112

Connection of an Incremental Encoder with TTL Signal Level

113

Connection of a SIN/COS Encoder

114

Connection of Proximity Switch (PSC1-C-10-SDM1/2 Only)

115

Configuration of the Measurement Sections

116

General Description of the Encoder Configuration

116

Sensor Type

116

Absolute Encoder

116

Incremental Encoder

118

Sincos Encoder - Standard Mode

118

Proximity Switches

118

Extended Monitoring with 2 Proximity Switches

119

Response Times of the Psc1

120

Response Times in Standard Operation

121

Response Times for FAST_CHANNEL

122

Response Times for Overspeed Distance Monitoring

123

Response Times When Using the PSC1-E-3X

125

Commissioning

127

Procedure

127

Sequences for Switching on

127

Reset Behaviour

128

Reset Types and Triggering Element

128

Reset Timing

129

Reset Function

129

Example Reset Function with Protection against Incorrect Usage

131

LED Indication

134

Parameter Configuration

135

Using the Memory Card

135

Function Test

136

Validation

136

Safety-Related Check

137

Maintenance

138

Modification / Dealing with Changes to the Device

138

Replacement of a Module

138

Servicing Interval

138

Technical Data

139

Ambient Conditions

139

Safety-Related Characteristic Data

139

Switch Types

140

Notes for Designing, Programming, Validating and Testing Safety-Related Applications

147

Risk Assessment

147

Technical Documentation Required

149

Steps Required for Designing, Realisation and Testing

150

Phases of the V Model

151

Specification of the Safety Requirements (Breakdown)

152

Specification of the Functional Safety System

155

Definition of the Safety Functions

155

Performance Level Required (Plr) (Additional Emergency Stop)

155

Example - Specification of the Safety Functions in Tabular Form

156

Software Specification

157

Hardware Specification

159

Selection of SRP/CS and Equipment

159

Examples for Hardware Specification

160

Consideration of Systematic Failures

161

Hardware and Software Design

162

Check on the Hardware Design

162

Iterative Check on the Safety Level Achieved

163

Verification of Software (Program) and Parameters

165

FUP Check

165

Validating FUP against IL and Parameters Using Validation Report

167

Performance of System Tests / FIT Test (Fault Injection Test)

170

Appendix

171

Appendix A - Categorisation of the Switch Types

171

PSC1-C-10 Installation Manual V2.7

174

CE - Declaration of Conformity

174

schmersal PSC1 Series Manuals

schmersal PSC1 Series Installation Manual (201 pages)

Table of Contents

1 Important Notes

2 Definitions

3 Safety Instructions

4 Safety-Related Features

5 Connection and Installation

6 Response Times of the Psc1

7 Commissioning

8 Safety-Related Check

9 Maintenance

10 Technical Specifications

11 Switch Types

12 Notes for Designing, Programming, Validating and Testing Safety-Related Applications

13 Appendix

Appendix A - Categorisation of the Switch Types

schmersal PSC1 Series Installation Manual (174 pages)

Table of Contents

schmersal PSC1 Series Installation Manual (177 pages)

Table of Contents

schmersal PSC1 Series Installation Manual (166 pages)

Table of Contents

1 Important Notes

2 Safety Instructions

3 Device Description and Function

4 Equipment and Settings

5 Connection and Installation

6 Modification / Dealing with Changes to the Device

7 Maintenance

8 Technical Data

9 Diagnostic Data

10 Assigning Ip Address (-Fb1 Option Only)

11 Commissioning and Configuration Profinet in Safeplc2 and Tia Portal (from Step 7 V10)

12 Commissioning and Configuration Ethernet/Ip in Safeplc2 and Rslogix500

13 Commissioning and Configuration Ethercat in Safeplc2 and Twincat 3

14 Commissioning and Configuration Proifbus in Safeplc2 and Tia Portal (from Step 7 V10)

15 Commissioning and Configuration Canopen

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