Schmersal Inc. Datasheets for Safety Relays

Safety relays and control modules differ from conventional relays in that they have force-guided or positive-driven contacts.
Safety Relays: Learn more

Product Name Notes
General Purpose Safety Controllers ( Protect SRB) -- SRB301MA • 1 Signaling output • Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and sole0id interlocks • Fit for signal evaluation of outputs of...
Micro Processor Based Safety Controllers -- SRB211ST • 2 safety contacts, STOP 0; 1 safety contact, STOP 1 • 1 Signaling output • Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches...
General Purpose Safety Controllers ( Protect SRB) -- SRB220XV2 • 2 safety contacts, STOP 0; 2 safety contacts, STOP 1 • Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and sole0id interlocks •
General Purpose Safety Controllers ( Protect SRB) -- SRB200X2 • 2 safety contacts, STOP 0 • Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and sole0id interlocks Safe Solutions for your Industry. Schmersal...
General Purpose Safety Controllers ( Protect SRB) -- SRB301HC/T • 3 safety contacts, STOP 0 • 1 Signaling output • Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and sole0id interlocks and Safety...
General Purpose Safety Controllers ( Protect SRB) -- SRB301HC/R • 3 safety contacts, STOP 0 • 1 Signaling output • Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and sole0id interlocks and Two-hand...
General Purpose Safety Controllers ( Protect SRB) -- SRB301LC • 3 safety contacts, STOP 0 • 1 Signaling output • Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and sole0id interlocks Safe Solutions...
General Purpose Safety Controllers ( Protect SRB) -- SRB400NE
General Purpose Safety Controllers ( Protect SRB) -- SRB402NE
• Fit for signal evaluation of outputs of safety magnetic switches (to this end, integrated current and voltage limiters) • Possibility to connect a non-contact end switch or speed reduction...
General Purpose Safety Controllers ( Protect SRB) -- SRB301LC/B • Fit for signal evaluation of outputs of safety magnetic switches (to this end, integrated current and voltage limiters) • Suitable for signal processing of potential-free outputs, e.g. emergency stop...
General Purpose Safety Controllers ( Protect SRB) -- SRB207AN • Fit for signal evaluation of outputs of safety magnetic switches • 2 safety contacts, STOP 0 • 6 Signaling outputs • Multi-evaluation of up to 6 safety guards •
General Purpose Safety Controllers ( Protect SRB) -- SRB301AN • Fit for signal evaluation of outputs of safety magnetic switches • 3 safety contacts, STOP 0 • 1 Signaling output Safe Solutions for your Industry. Schmersal is focused on...
General Purpose Safety Controllers ( Protect SRB) -- SRB301MC • Fit for signal evaluation of outputs of safety magnetic switches • 3 safety contacts, STOP 0 • 1 Signaling output • Suitable for signal processing of potential-free outputs, e.g.
General Purpose Safety Controllers ( Protect SRB) -- SRB031MC • Fit for signal evaluation of outputs of safety magnetic switches • Drop-out delay can be set between 0,4 to 1,5 s • 3 safety contacts, STOP 1 • 1...
SRB "Protect" Safety Controller -- PROTECT-IE-11 • Input expander • Input for up to 4 sensors per interface e.g.: magnetic safety switches type BNS, emergency stop devices, interlocking devices and others • 2 safety contacts •
Micro Processor Based Safety Controllers -- AES1102
Micro Processor Based Safety Controllers -- AES1112
• Monitoring of BNS range magnetic safety sensors • 1 safety contact, STOP 0 Safe Solutions for your Industry. Schmersal is focused on machine safety - protection for man and...
Multi-Function Safety Module -- SRB-E-232ST • STOP 0 / 1 Function • 1 order 2-channel control • 2 Safety outputs STOP 0 • 3 safety contacts STOP 1 • Drop-out delay 0 … 30
Multi-Function Safety Module -- SRB-E-201LC • STOP 0 Function • 1 order 2-channel control • Start button / Auto-start • 2 Safety outputs 2 A • 1 Signaling output
Multi-Function Safety Module -- SRB-E-301MC • Suitable for applications up to Cat. 4 / PL e und up to SIL 3 • 1 or 2 channel signal evaluation • Start / feedback circuit monitoring •
General Purpose Safety Controllers ( Protect SRB) -- SRB201LC • Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and sole0id interlocks • 2 safety contacts, STOP 0 • 1 Signaling output Safe Solutions...
General Purpose Safety Controllers ( Protect SRB) -- SRB301ST-230V • Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and sole0id interlocks • 3 safety contacts, STOP 0 • 1 Signaling output Safe Solutions...
General Purpose Safety Controllers ( Protect SRB) -- SRB301ST
General Purpose Safety Controllers ( Protect SRB) -- SRB304ST
General Purpose Safety Controllers ( Protect SRB) -- SRB324ST
General Purpose Safety Controllers ( Protect SRB) -- SRB504ST
• Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and sole0id interlocks • Suitable for signal processing of outputs connected to potentials (AOPDs), e.g.
General Purpose Safety Controllers ( Protect SRB) -- SRB202C • Two-functions safety monitoring module (double evaluation) • 2 enabling paths with different shut-down behavior, e.g. emergency exit opens both enabling paths (level 1); guard door monitoring only opens the...
General Purpose Safety Controllers ( Protect SRB) -- SRB400C • Two-functions safety monitoring module (double evaluation) • 2 x 2 enabling paths with different shut-down behavior, e.g. emergency exit opens both enabling paths (level 1); guard door monitoring only...
Fail-to-Safe Standstill Monitor -- FWS1205
Fail-to-Safe Standstill Monitor -- FWS2505
Fail-To-Safe Standstill Monitors Safety Category (EN954-1) Safe Solutions for your Industry. Schmersal is focused on machine safety - protection for man and machine. For over 65 years Schmersal has developed...
Micro Processor Based Safety Controllers -- SRB211AN Guard door monitors and Safety control modules for Emergency Stop applications Micro Processor based safety controllers ( AES) SRB 211AN SRB 211AN V.2 Safe Solutions for your Industry. Schmersal is...
SRB "Protect" Safety Controller -- PROTECT-IE-02
SRB "Protect" Safety Controller -- SRB402EM
Relay-based safety controllers for "general purpose" use with safety interlock switches, safety- rated limit switches, two-hand controls, light curtains, and other compatible safety circuit input devices. Safe Solutions for your...
Safety Controller for Special App. -- AZS2305 Specifications: not Applicable Description: Fail-to-Safe Timer Safety Category (EN954-1) Safe Solutions for your Industry. Schmersal is focused on machine safety - protection for man and machine. For over 65 years...
Multi-Function Safety Module -- SRB-E-204PE 1 order 2-channel control 2 Safety outputs 4 Signaling outputs
Safety-Monitoring Module -- AES7112 1 safety contact, STOP 0 Monitoring of BNS range magnetic safety sensors
Safety-Monitoring Module -- SRB100DR 1 safety contact, STOP 0 Safety relay module for double reset Suitable for signal processing of potential-free outputs, e.g. command devices
Standstill Monitor and Time Relay -- FWS2105
Standstill Monitor and Time Relay -- FWS2106
1 safety contact 2 Signaling outputs Detects standstill using 2 impulse sensor(s)
Safety Relay Modules with Intrinsically Safe Monitoring Circuits (ATEX) -- SRB101EXI-1A 1 safety contact Automatic reset function Suitable for signal processing of emergency stop control devices, interlocking equipment, etc
Safety Relay Modules with Intrinsically Safe Monitoring Circuits (ATEX) -- SRB101EXI-1R 1 safety contact Reset with trailing edge Suitable for signal processing of emergency stop control devices, interlocking equipment, etc
Two-Hand Control Panel Module -- SRB201ZH
Two-Hand Control Panel Module -- SRB201ZHX3
1 Signaling output 2 safety contacts, STOP 0 Monitoring two-hand control panels to EN ISO 13851
Two-Hand Control Panel Module -- SRB200ZHX1 2 safety contacts, STOP 0 Monitoring two-hand control panels to EN ISO 13851
Standstill Monitor and Time Relay -- FWS1206 2 safety contacts 2 Signaling outputs Detects standstill using 1 or 2 impulse sensors Uses additional standstill signal, e.g. PLC as second input channel
Safety Relay Modules with Intrinsically Safe Monitoring Circuits (ATEX) -- SRB200EXI-1R 2 safety contacts Reset with trailing edge Suitable for signal processing of emergency stop control devices, interlocking equipment, etc
Safety Relay Modules with Intrinsically Safe Monitoring Circuits (ATEX) -- SRB200EXI-1A 2 safety contacts Suitable for signal processing of emergency stop control devices, interlocking equipment, etc Automatic reset function
Safety-Monitoring Module -- SRB320XV3 / V.2 3 safety contacts, STOP 0; 2, safety contacts STOP 1 Suitable for signal processing of outputs connected to potentials (AOPDs), e.g. safety light grids/curtains Suitable for signal processing of potential-free...
Standstill Monitor and Time Relay -- SSW301HV 3 safety contacts, STOP 0 Fail-safe standstill monitors Control category 4 to ISO 13849-1 This fail-safe standstill monitor has the particular advantage that no adjustment for a required-value is needed...
PROTECT Programmable Safety Controllers -- SELECT 4 optional signaling outputs No programming skills required 4 safety semi-conductor outputs Simple and flexible parameter setting Error and status messages in plain text Multilingual menu navigation via color display...
Standstill Monitor and Time Relay -- FWS2506 4 safety contacts 1 Signaling output 2 additional transistor outputs Detects standstill using 2 impulse sensor(s)
Standstill Monitor and Time Relay -- AZR31S1 1 Signaling output 3 safety contacts, STOP 0 Fail-safe standstill monitors Direct connection to three-phase motors Sensor-free detection of standstill by monitoring e.m.f. This fail-safe standstill monitor has the particular...
Multi-Function Safety Module -- SRB-E-302FWS-TS
Multi-Function Safety Module -- SRB-E-402FWS-TS
Detects standstill using 1 or 2 impulse sensors 2 Signaling outputs
SRB "Protect" Input Expander -- PROTECT-PE Input expander Possibility to connect up to 4 sensors with non-isolated signals, e.g. the CSS products from Schmersal as well as AOPD’s (only PROTECT-PE-02) Input for up to 4 sensors...
PROTECT Programmable Safety Controllers -- PSC1 Safe type-tested logic control in accordance with Appendix IV of the Machinery Directive 2006/42/EC Connection for all conventional safety switchgear up to PL e to EN ISO 13849-1 Modularly extensible...
Multi-Function Safety Module -- SRB-E-322ST STOP 0 / 1 Function 1 order 2-channel control 3 safety contacts STOP 0 2 Safety outputs STOP 1 Drop-out delay 0 … 30 s
Multi-Function Safety Module -- SRB-E-301ST STOP 0 Function 1 order 2-channel control Start button / Auto-start 3 safety contacts 1 Auxiliary contact
Multi-Function Safety Module -- SRB-E-201ST STOP 0 Function 1 order 2-channel control Start button / Auto-start Monitoring two-hand control panels to EN 574 IIIC 2 Safety outputs 5.5 A 1 Signaling output
Multi-Function Safety Module -- SRB-E-204ST STOP 0 Function Start button / Auto-start 2 Safety outputs 4 Signaling outputs
Multi-Function Safety Module -- SRB-E-212ST TOP 0 / 1 Function 1 order 2-channel control 2 safety contacts STOP 0 1 Safety output STOP 1 Drop-out delay 0 … 30 s
Multi-Function Safety Module -- SRB-E-402ST Two-functions safety monitoring module (double evaluation), 2 x STOP 0 2 x 1 order 2-channel control 2 x Start button / Auto-start 1 x Monitoring two-hand control panels to ISO...