Phoenix Contact PSR-ESAM4/3x1/1x2 User Manual

User manual
Application manual for PSRclassic and
PSRmultifunction safety relays, and the
modular safety relay system

Phoenix Contact PSR-ESAM4/3x1/1x2 Specifications

General

Type	Safety Relay
Input Voltage	24 V DC
Number of Contacts	4
Current Rating	6 A
Mounting Type	DIN Rail
Safety Integrity Level	SIL 3
Performance Level	PL e
Category	Category 4
Width	22.5 mm
Switching Voltage	250 V AC
Contact Material	AgSnO2
Protection Class	IP20
Weight	200 g
Contact Configuration	3NO/1NC

Summary

2 Safety of machines and systems

2.1 Functional Safety Definition

Defines functional safety requirements for machine control systems and safety functions.

2.2 Procedure: EN ISO 13849 Compliance

Details the step-by-step process for implementing safety functions according to EN ISO 13849.

2.3 Procedure: EN ISO 62061 Compliance

Outlines the practical steps for designing safety control systems based on EN ISO 62061.

3 Fundamental Safety Technology

3.1 Cross-Circuit Detection Methods

5 PSRclassic Application Examples

5.1 Emergency Stop Applications

Illustrates emergency stop applications using PSRclassic safety relays.

5.2 Light Grid & Laser Scanner Applications

Covers applications using light grids and laser scanners for safety monitoring.

5.3 Movable Guard Safety Applications

Details safety applications involving movable guards and interlocking devices.

5.4 Enable Switch Operation

5.5 Two-Hand Control Systems

Describes two-hand control devices for synchronized manual operation of machines.

6 PSRmultifunction Application Examples

6.1 Multifunctional Applications: E-Stop, Doors, Light Grids

Covers applications integrating emergency stop, safety doors, and light grids with multifunctional relays.

7 Modular Safety Relay System Examples

7.1 PSR-SDC4/2x1/B Master Module

Introduces the PSR-SDC4/2x1/B master module for modular safety relay systems.

8 Troubleshooting and Diagnostics

Table 8-1 Diagnostic Table: ESL4, ESA2, ESAM2, ESAM4, THC4 Relays

Table 8-2 Diagnostic Table: ESAM4, ESA4 Relays

Table 8-3 Diagnostic Table: ESD/5x1/1x2 Relays

Table 8-4 Diagnostic Table: ESD/4x1/30 Relays

Table 8-5 Diagnostic Table: URM4/5x1/2x2 Relays

Table 8-6 Diagnostic Table: URM4/5x1/2x2/B, URM4/4NO/2NC Relays

Table 8-7 Diagnostic Table: URML4/3x1/1x2/B Relays

Table 8-8 Diagnostic Table: SDC4/2x1/B Relays

Table 8-9 Diagnostic Table: URM4/4x1/2x2/B Relays

Table 8-10 Diagnostic Table: URD3/4x1 Relays