Safety relays

The wide range of safety solutions from SICK – from a single-channel emergency stop pushbutton to a safety laser scanner with PNP outputs – can be connected to safety relays. Safety relays are ideal for flexible and cost-effective machine integration. The extensive portfolio of safety products from SICK offers the right solution for virtually any application.
22 results:
- Safety relays for monitoring ESPE and safety switches
- Up to PL e (EN ISO 13849), SIL3 (IEC 61508)
- Up to 4 safety outputs and short response times
- Slim, user-friendly housing
- Plug-in terminals
- Diagnostics via status LEDs and application diagnostic outputs
- Ideal for the connection of emergency stop pushbuttons and safety switches
- 3 safety outputs, 1 application diagnostic output
- Manual or automated reset
- External device monitoring (EDM)
- Coded version for all slots
- Ideal for applications with opto-electronic protective devices and safety controllers with OSSD outputs
- Fast response time of 10 ms
- Compact design
- 2 contact outputs
- Feedback path for external device monitoring (EDM)
- Screw-type terminals or plug-in screw-type terminals
- Coded plugs for all slots
- Ideal for the evaluation of emergency stop pushbuttons, safety switches, safety light curtains, safety laser scanners, and safety pressure sensitive mats
- Cross-circuit detection and sequence monitoring at the dual-channel input signal
- 2 safety outputs, 1 application diagnostic output
- Manual or automated reset
- External device monitoring (EDM)
- Coded version for all slots
- Ideal for evaluating emergency stop pushbuttons and safety switches
- Cross-circuit detection and sequence monitoring at the dual-channel input signal
- 2 N/O contacts for direct integration into a machine environment
- 1 N/O time for stop category 1 applications, time delayed up 30 s
- Manual or automated reset
- External device monitoring (EDM)
- Coded version for all slots
- Ideal for the evaluation of emergency stop pushbuttons, safety switches, safety light curtains, safety laser scanners, and safety pressure sensitive mats
- Cross-circuit detection and sequence monitoring at the dual-channel input signal
- 3 safety outputs
- Manual or automated reset
- External device monitoring (EDM)
- Coded version for all slots
- Evaluation unit for safety switches
- Cross-circuit detection and sequence monitoring at the dual-channel input signal
- 4 safety outputs
- Automated reset
- External device monitoring (EDM)
- Coded version for all slots
- Evaluation unit for safety switches
- Cross-circuit detection and sequence monitoring at the dual-channel input signal
- 3 safety outputs, 1 application diagnostic output
- Automated reset
- External device monitoring (EDM)
- Coded version for all slots
- Ideal for the evaluation of safety switches with mechanical interlocking
- Cross-circuit detection and sequence monitoring at the dual-channel input signal
- 2 N/O contacts for a direct integration into a machine environment
- 1 N/O contact for magnetic release, time delayed up to 30 s
- Manual or automated reset
- External device monitoring (EDM)
- Coded version for all slots
- Evaluation unit for two-hand controls Type III C, in accordance with EN 574
- Discrepancy time 500 ms
- 2 safety outputs, 1 application diagnostic output
- Monitoring of the external actuators possible
- External device monitoring (EDM)
- Coded plugs for all slots
- Ideal for the connection of emergency stop pushbuttons and safety switches
- 2 safety outputs, 1 application diagnostic output
- Manual or automated reset
- External device monitoring (EDM)
- Coded version for all slots
- Evaluation unit for emergency stop pushbuttons and safety switches
- Cross-circuit detection and sequence monitoring at the dual-channel input signal
- Discrepancy time monitoring is possible
- 3 safety outputs, 1 application diagnostic output
- Manual or automated reset
- External device monitoring (EDM)
- Evaluation unit for emergency stop pushbuttons and safety switches
- Cross-circuit detection and sequence monitoring at the dual-channel input signal
- Discrepancy time monitoring is possible
- 2 safety outputs, 1 application diagnostic output
- Manual or automated reset
- External device monitoring (EDM)
- Coded version for all slots
- Ideal for applications with opto-electronic protective devices and safety controllers with OSSD outputs
- Output expansion for a safe processing of OSSD output signals
- 3 safety outputs, 1 application diagnostic output
- Feedback path for external device monitoring (EDM)
- Coded plugs for all slots
- Ideal for applications with opto-electronic protective devices and safety controllers with OSSD outputs
- Fast response time of 10 ms
- Compact design
- 2 contact outputs
- Up to 20 contact outputs via cascading
- Feedback path for external device monitoring (EDM)
- Screw-type terminals or plug-in screw-type terminals
- Coded plugs for all slots
- Contact expansions enable four additional safety outputs for evaluation units in the safety relay product family group
- 4 safety outputs, 2 application diagnostic outputs
- Predefined time delays
- Feedback signal for external device monitoring (EDM)
- Coded type for all plug-in positions
- Contact expansions enable four additional safety outputs for evaluation units in the safety relays product family group
- 4 safety outputs, 2 application diagnostic outputs
- Feedback path for external device monitoring (EDM)
- Coded plugs for all slots
- Standstill monitoring by means of residual voltage measurement
- 3 normally open and 1 normally closed positively guided safety contacts
- 2 application diagnostic outputs for semiconductors
- 1 application diagnostic output normally open
- PL e (EN ISO 13849), SIL3 (IEC 61508), SILCL 3 (EN 62061)
- Maximum motor supply voltage 690 V
- Adjustable voltage threshold and standstill period
- Zero-speed and drive monitoring
- 4 safe semiconductor outputs
- PL e (EN ISO 13849), SIL3 (IEC 61508), SILCL3 (EN 62061)
- Maximum input frequency of 2 kHz
- Adjustable monitoring limit/monitoring frequency from 0.1 to 9.9 Hz or 0.5 to 99 Hz
- 2 application diagnostic outputs for failure and status display
- Diagnostic LEDs
- Connection of 2 to 4 muting sensors, external muting lamp, reset and override control switch, belt stop signal
- Functions: Concurrence monitoring, monitoring of the total muting time, sensor gap monitoring, sensor testing, partial blanking, end of muting via the ESPE, integrated override
- C4000 Standard: Bypass, operating mode switching, PSDI
- C4000 Advanced: Bypass, operating mode switching, PSDI
- C4000 Fusion: Bypass, operating mode switching
- C4000 Palletizer: Bypass, operating mode switching
- C4000 Entry/Exit: Bypass, operating mode switching