Available models
| Model | Description | Code |
|---|
AD SRE4 - AD SRE4C
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PL e safety interfaces for emergency stop buttons and safety switches
Safety relays for monitoring emergency stop buttons, safety switches.
With 3 N.O. + 1 N.C. guided-contact safety relays.
The Start/Restart can be either Automatic/Manual with the AD SRE4 or Manual Monitored with the AD SRE4C.
EDM Feedback input for external contactors monitoring.
Both models can be used up to safety category 4, PL e according to EN ISO 13849-1.
Product certified by TUEV Nord Cert GmbH.
| Safety relay outputs | 3 N.O. + 1 N.C. - 5 A 240 VAC / 24 VDC Each N.O. safety output line is interrupted twice by the two relays |
| Response time (ms) | <= 50 |
| Start/Restart command according to IEC 61496-1 | AD SRE4 - Automatic/Manual AD SRE4C - Manual monitored |
| External Device Monitoring | Yes - EDM Feedback input for extra external contactors monitoring |
| Signalling | LED indicators for status and supply diagnostic: power, channel 1 and channel 2 |
| Power supply (VDC) | 24 -15% +10% |
| Electrical connection | On terminal block |
| Operating temperature (°C) | -25 ... 55 |
| Protection rating | IP 40 for housing - IP 20 for terminal block |
| Fastening | On DIN rail fastening according to EN 50022-35 standard |
| Dimensions h x w x d (mm) | 99 x 22,5 x 11 |
- 2006/42/EC: Machine Directive
- EN ISO 13849-1:2008 Safety of machinery. Safety-related parts of control systems. Part 1: General principles for design
- EN 60204-1:2006 Safety of machinery. Electrical equipment of machines. Part 1: General requirments
- EN 60947-5-1:2004 + A1:2009 Electromagnetic Compatibility Directive
- UL (C+US) mark for USA and Canada
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