Safety relays

The right safety relay for any application

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.

ReLy

Rely on safety relays from SICK

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

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Standstill Monitor

Standstill monitoring without additional sensors

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

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Speed Monitor

Optimal safety protection in maintenance mode

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

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UE403

Muting switching amplifier for M4000 Advanced

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

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