Why Choose the Finder 7S.63.9.048.0211 Safety Relay?
The Finder 7S.63.9.048.0211 is a reliable, industrial-grade 48 V DC safety relay with forcibly guided contacts, designed for safety-related switching and monitoring applications in industrial machinery and automation systems. As part of the Finder 7S Series modular safety relays, it provides dependable contact operation for machine builders, control panel manufacturers and industrial automation engineers requiring reliable functional safety components.
This safety relay features two normally open (NO) safety contacts, one normally closed (NC) feedback contact and one auxiliary signalling contact. Its double-channel architecture (1oo2) supports safety-related control circuits, while its forcibly guided contact design helps enable reliable contact-state monitoring and fault detection. The relay incorporates an LED coil status indicator for convenient visual diagnostics and screw terminals for secure electrical connections.
With a 48 V DC nominal coil voltage, 6 A rated switching current and 250 V AC rated switching voltage, the Finder 7S.63.9.048.0211 is suitable for industrial safety circuits, machinery control systems, lifting equipment and automated production installations. Its compact 22.5 mm-wide DIN rail mounting format allows straightforward integration into electrical control cabinets and industrial automation panels.
Key Advantages
- Industrial safety relay with forcibly guided contacts designed for safety-related automation applications.
- 48 V DC coil voltage suitable for industrial DC control systems.
- 6 A rated switching current for dependable control circuit switching.
- Two NO safety contacts and one NC feedback contact for safety circuit switching and monitoring.
- Additional auxiliary signalling contact for operational status indication.
- Double-channel 1oo2 architecture supporting safety-related control applications.
- Designed for integration into functional safety systems up to SIL 3 and PL e, subject to complete system design and validation.
- Integrated LED coil status indication simplifies inspection and troubleshooting.
- Compact 22.5 mm DIN rail mounting design saves space inside control cabinets.
- Secure screw terminal connections provide straightforward installation and maintenance.
Key Features
- Finder 7S Series modular safety relay.
- 48 V DC nominal coil supply.
- 6 A rated contact current.
- 250 V AC rated switching voltage.
- 2 NO + 1 NC contact configuration with one auxiliary signalling contact.
- Class A forcibly guided contacts in accordance with EN 61810-3.
- Double-channel safety architecture (1oo2).
- Suitable for safety-related applications designed to achieve SIL 3 according to IEC 62061 and PL e according to EN ISO 13849-1, subject to system-level assessment.
- LED indicator for coil energisation status.
- Silver tin oxide and silver nickel gold contact materials.
- IP20 protection rating for installation within suitable electrical enclosures.
- 35 mm DIN rail mounting according to EN 60715.
- Screw terminal connections for secure wiring.
- Designed for industrial operating temperatures from -40 to +70 °C.
Technical Specifications
- Manufacturer: Finder
- Series: 7S Series Modular Safety Relays
- Model: 7S.63.9.048.0211
- Product type: Modular safety relay with forcibly guided contacts
- Nominal coil voltage: 48 V DC
- Coil type: DC
- Rated coil power: 1.7 W
- Coil operating range: 0.85–1.1 × nominal voltage
- Contact configuration: 2 NO + 1 NC + 1 auxiliary signalling contact
- Safety contacts: 2 normally open (NO)
- Feedback contacts: 1 normally closed (NC)
- Auxiliary contacts: 1 signalling contact
- Rated contact current: 6 A
- Maximum peak contact current: 15 A
- Rated switching voltage: 250 V AC
- Rated AC1 load: 1500 VA
- Rated AC15 current at 230 V AC: 5 A
- Contact materials: AgSnO2 and AgNi + Au
- Contact guidance: Class A forcibly guided contacts
- Safety architecture: Double-channel (1oo2)
- Functional safety capability: SIL 3 / PL e when correctly integrated into a validated safety system
- Safety contact standard: EN 61810-3
- Functional safety standards: EN 61508, IEC 62061 and EN ISO 13849-1
- NO contact operate / release time: 10 / 7 ms
- NC contact operate / release time: 5 / 30 ms
- Mechanical life: 10 million cycles
- Electrical life at rated AC1 load: 100,000 cycles
- Impulse withstand voltage between coil and contacts: 6 kV
- Dielectric strength between open contacts: 1500 V AC
- Operating temperature: -40 to +70 °C
- Protection rating: IP20
- Mounting type: 35 mm DIN rail (EN 60715)
- Terminal type: Screw terminals
- Module width: 22.5 mm
- Status indication: Integrated LED coil indicator
- Country of origin: Italy
- Environmental compliance: RoHS compliant
Reliable Safety Switching for Industrial Automation
Safety relays such as the Finder 7S.63.9.048.0211 provide electrically operated switching with forcibly guided contacts that support the monitoring of safety-related circuits. Unlike conventional relays, forcibly guided contact arrangements are mechanically designed to prevent associated normally open and normally closed contacts from being closed simultaneously under specified fault conditions. This enables external monitoring circuits to identify certain contact faults and helps improve the diagnostic capability of industrial safety systems.
The Finder 7S.63.9.048.0211 uses a double-channel 1oo2 contact architecture with two normally open safety contacts, a normally closed feedback contact and an auxiliary signalling contact. This configuration makes it suitable for use within appropriately designed safety control systems for machinery, lifting equipment and automated industrial processes.
The Finder 7S.63 Series is designed for functional safety applications requiring reliable contact switching and monitoring. Its forcibly guided contact arrangement supports integration into systems targeting Safety Integrity Level 3 (SIL 3) and Performance Level e (PL e). The achievable safety level depends on the complete circuit architecture, external monitoring, diagnostic coverage and validation of the finished installation.
The relay's 48 V DC coil, LED status indicator and screw terminal connections make it straightforward to incorporate into industrial electrical panels. Its DIN rail mounting design also supports convenient replacement and maintenance within appropriately protected control enclosures.
Typical Applications
- Industrial machinery safety circuits and safety-related control systems.
- Emergency stop control circuits with appropriate external safety monitoring.
- Safety interlock and machine guarding systems.
- Industrial automation and manufacturing production lines.
- Elevators, lifts and escalator control systems.
- Hoists, cranes and lifting machinery.
- Automated warehouses and material handling equipment.
- Conveyor systems and automated production machinery.
- Automatic car-wash installations.
- Chemical and petrochemical processing equipment.
- Woodworking and industrial processing machinery.
- OEM machine building and electrical control panel manufacturing.
