Schmersal PROTECT SRB SRB 324ST 1 Auxiliary Contacts Safety Relay 24V ac/dc, Single/Dual-Channel 5 Safety Contacts

Subtotal (1 unit)*

£563.80

(exc. VAT)

£676.56

(inc. VAT)

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RS Stock No.:
741-8666
Mfr. Part No.:
SRB324ST 24V (V.3)
Brand:
Schmersal
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Brand

Schmersal

Supply Voltage

24V ac/dc

Number of Channels

1, 2

Safety Contacts

5

Function

Emergency Stop

Auxiliary Contacts

1

Reset Method

Automatic

Range

PROTECT SRB

Safety Category ISO 13849-1

3

PL ISO 13849-1

d

SIL IEC 61508

2

Terminal Type

Screw

Series

SRB 324ST

Width

45mm

Depth

121mm

Length

100mm

Performance Level

d

COO (Country of Origin):
DE

PROTECT SRB324ST - Safety Relays


Introducing the PROTECT SRB324 range from Schmersal, producers of high quality, reliable safety relays that meet several industry safety standards. These general purpose safety relay modules are for the evaluation of switching signals. The PROTECT SRB324 range is universal and can be used with other brands of safety switchgear.

Suitable for signal processing of potential-free outputs, e.g. emergency stop command devices, position switches and solenoid interlocks
Suitable for signal processing of outputs connected to potentials (AOPDs), STOP 0, 2 safety contacts, STOP 1 (adjustable 1 → 30 s)
4 Signalling outputs
Optional: Short-circuit recognition, Manual reset with edge detection in fail-safe circuit, Automatic reset function

Approvals

BG, USA/CAN

Schmersal PROTECT Safety Relay, Single or Dual Channel, 24 V AC/DC - SRB 324ST Series - SRB324ST 24V (V.3)


This relay from Schmersal enhances workplace safety in automated industrial applications. It can signal emergency stop commands to potential-free outputs – such as position switches – and control the flow of energy to potentials, like safety-light grids. The unit's feedback circuit offers high levels of reliability by preventing contact-point failure and ensuring continuous operation of the unit. Snap-on DIN-rail mounting allows for quick control-panel installation or removal. The device delivers high-speed function combined with low power requirements.

Features and Benefits


• Time-saving automatic reset function
• Self-cleaning contacts to prevent the build-up of non-conductive deposits
• Ventilated housing that quickly dissipates heat to keep operating temperature cool and improve efficiency
• Meets EN 954-1 Category 4 safety parameters so maintains its safety function even with an accumulation of undetected faults

Application Information


• Process handling
• Robotics
• Medical industry
• Food processing

How big is this safety relay?


This Schmersal relay is compact and lightweight for improved efficiency and packing capacity in your control panel. Its dimensions are 100 (H) x 45 (W) x 121 (D) mm, and it weighs just 240 g.

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