Machine Guard Safety Products: Safety Relays

(See Mechan Controls at MachineBuilding.Live, 14 October 2026, on stand 156)

Why Choose Mechan safety relays? No programming required - easy to install, configure, and expand, plug and play; supports up to 20 safety devices (EM1&GM1) - emergency stops, light curtains, switches and more; expandable safety relays (EM1 with ESM & GM1 with GSM) - to avoid fault masking; adjustable timed on/off delay (0-60 minutes); 6 N/0 + 2 N/C contacts: compact and panel-friendly - slim 22.5mm DIN rail housing; and reliable safety compliance - ideal for CAT-4 /SIL3 /PL-e

NEW in the SRL-series: SRL4

The SRL4 provides configurable safety control with multiple output options and an adjustable ON/OFF delay timer (0-60 mins).

• Up to 8 outputs (6NO + 2NC)
• 3 N/O + 1 N/C with on/off delay
• 3 N/O + 1 N/C or 6 N/O + 2 N/C instantaneously
• Automatic or manual reset
• 24Vdc or 110Vac - 230Vac
• DIN rail mounted, ABS housing
• Ideal for systems needing high output flexibility
• Selectable ON delay or OFF delay

New in the SRL-series: SRL5

The SRL5 offers the same reliable performance as the SRL4 in a smaller footprint, perfect for tight control panels.

• Up to 4 outputs
• 3 N/O + 1 N/O with on/off delay or 4 N/O instantaneously
• 1 N/O with adjustable on/off delay (060 mins)
• Automatic or manual reset
• Compact DIN rail design
• Ideal for space-saving safety control
• Selectable ON delay or OFF delay

Designed and manufactured in the UK, these products offer plug and play installation, with timed on/off delays from 0-60 minutes. No programming is required. Users benefit from more contacts (up to 8). The products are TUV and CUL approved, and comply with all safety standards