SR4E4D01S Safety Relay Add-on Module

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The extension module serves to reproduce the contacts of basic safety relay modules. In spite of its installation width spanning just 22,5 mm, it offers space for switching status displays and attaching an operating equipment label.

Features at a Glance

Installation width just 22,5 mm
Clear terminal assignment thanks to coding pins
Circuit diagram directly on the housing

Technical data

Electrical Data
Supply Voltage	20.4 ... 28.8 V DC
Supply Voltage	20.4 ... 26.4 V AC
Input wiring	1-, 2-channel
Response time (automatic start)	45 ms
Fall time (emergency stop)	< 35 ms
Temperature Range	-25 ... 60 °C
Storage temperature	-40 ... 85 °C
Number of Safety Outputs stop 0	4
Switching current safety output (250 V AC)	6 A
Number of auxiliary outputs	2
Switching current auxiliary output (24 V DC)	2 A

Mechanical Data
Housing Material	Plastic, PA
Degree of Protection	IP20
Connection	Screw Clamp (pluggable)
Clampable Wire Cross-Section	0.2 ... 2.5 mm²
DIN-Rail mounting	35 mm
Weight	286 g

Safety-relevant Data
Performance Level (EN ISO 13849-1), Stop 0	up to Cat. 4 PL e
Mission Time TM (EN ISO 13849-1)	20 a
Safety integrity level (EN 61508) Stop 0	up to SIL 3
Stop Category (EN 60204-1)	0
B10d Switching Cycles (mechanical)	20 000 000
B10d Switching Cycles (40 % load)	7 500 000
B10d Switching Cycles (60 % load)	2 500 000
B10d Switching Cycles (80 % load)	1 000 000
B10d Switching Cycles (100 % load)	400 000