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103037576
Alt: SRB101EXi-1A, (Was # 101196285)
Safety Relay, Intrinsically Safe, 1 Safety Contact, 1 Auxiliary Contact, 24VDC, 22.5mm DIN Rail Mount, PL e, SIL 3, Cat 4, Automatic Reset, Ex ib Input Circuits, ATEX, Installs in Ex-Zone 2, IP40 Housing, IP20 Terminals
- Weight:
- 0.58 LBS
- Minimum Purchase:
- 1 unit
The Schmersal SRB101EXi and SRB200EXi safety relay modules monitor safety devices that are installed in potentially explosive atmospheres. Their intrinsically safe input circuits connect emergency stop buttons, guard systems, pull-wire emergency stop switches, and safety sensors located in hazardous areas, while the compact 22.5mm module itself can be installed in Ex Zone 2. Models are available with one or two safety contacts and with automatic or trailing-edge reset.
Key Features
- Intrinsically safe [Ex ib] input circuits for gas and dust hazardous areas: II (2)G [Ex ib Gb] IIC and II (2)D [Ex ib Db] IIIC
- Module installation in Ex Zone 2: II 3G Ex nA nC IIC T5 Gc
- 24VDC operating voltage (-10% / +20%)
- One or two safety contacts depending on model; SRB101EXi-1A also provides one auxiliary contact
- Safety contacts rated 2A at 230VAC (AC-15) and 2A at 24VDC (DC-13)
- Suitable up to PL e and Category 4 to EN ISO 13849-1 and SIL 3 to EN IEC 61508, stop category 0
- Wire breakage, cross-circuit, and earth connection detection with integral diagnostics and five status LEDs
- Snaps onto standard DIN rail to EN 60715; 22.5 x 100 x 121mm (W x H x D)
- Glass-fibre reinforced thermoplastic housing with IP40 enclosure and IP20 terminal protection
- Ambient temperature range of -25°C to +60°C
- Mechanical life of 10 million operations
Certifications
- ATEX
- IECEx
- INMETRO
- PESO