Why Choose the Finder 7S.63.9.110.0211 Safety Relay?
The Finder 7S.63.9.110.0211 is a high-performance 110 V DC modular safety relay with forcibly guided contacts, designed for dependable safety-related switching and monitoring in industrial machinery and automation systems. As part of the Finder 7S Series safety relay range, it is engineered for machine builders, electrical control panel manufacturers and industrial automation engineers requiring reliable switching components for functional safety applications.
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 the forcibly guided contact arrangement enables external monitoring systems to detect certain contact failures. An integrated LED coil status indicator provides convenient visual diagnostics, and screw terminals ensure secure electrical connections.
With a 110 V DC nominal coil voltage, 6 A rated contact current and 250 V AC nominal contact voltage, the Finder 7S.63.9.110.0211 is suitable for machinery safety circuits, industrial automation equipment, lifting systems and process control installations. Its compact 22.5 mm-wide DIN rail mounting design allows straightforward integration into electrical control panels and industrial cabinets.
Key Advantages
- Industrial safety relay with forcibly guided contacts for safety-related switching and monitoring.
- 110 V DC nominal coil voltage for industrial DC control systems.
- 6 A rated contact current for dependable electrical switching.
- 250 V AC nominal contact voltage suitable for industrial control circuits.
- Two NO safety contacts and one NC feedback contact for safety switching and contact-state monitoring.
- Additional auxiliary signalling contact for operational status indication.
- Double-channel 1oo2 architecture for safety-related control applications.
- Suitable for integration into safety systems designed to achieve SIL 3 and PL e, subject to complete system design and validation.
- Forcibly guided contact construction supports detection of certain contact faults through external monitoring.
- Integrated LED coil status indicator simplifies maintenance and troubleshooting.
- Compact 22.5 mm DIN rail module helps optimise control cabinet space.
- Screw terminal connections provide secure and straightforward installation.
Key Features
- Finder 7S Series modular safety relay.
- 110 V DC nominal coil supply.
- 6 A rated contact current.
- 250 V AC nominal contact voltage.
- 2 NO + 1 NC safety contact configuration.
- One additional auxiliary signalling contact.
- Forcibly guided contacts for safety-related switching applications.
- Double-channel safety architecture (1oo2).
- Supports safety-related systems targeting SIL 3 according to IEC 61508 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 inside suitable electrical enclosures.
- 35 mm DIN rail mounting according to EN 60715.
- 22.5 mm module width for space-efficient panel installation.
- Screw terminal connections for reliable electrical wiring.
- Operating temperature range of -40 to +70 °C.
Technical Specifications
- Manufacturer: Finder
- Series: 7S Series Modular Safety Relays
- Model: 7S.63.9.110.0211
- Product type: Modular safety relay with forcibly guided contacts
- Nominal coil voltage: 110 V DC
- Coil type: DC
- Rated coil power: 1.7 W
- Coil resistance: 5.5 kΩ
- Coil operating voltage range: 93.5–121 V DC
- Contact configuration: 2 NO + 1 NC
- Safety contacts: 2 normally open (NO)
- Feedback contacts: 1 normally closed (NC)
- Auxiliary contacts: 1 signalling contact
- Rated contact current: 6 A
- Nominal contact voltage: 250 V AC
- Contact materials: Silver tin oxide (AgSnO2) and silver nickel gold (AgNi + Au)
- Contact guidance: Forcibly guided contacts
- Safety architecture: Double-channel (1oo2)
- Functional safety capability: Up to SIL 3 / PL e when correctly integrated into a validated safety system
- Functional safety standards: IEC 61508 and EN ISO 13849-1
- Contact operation time: 10 ms
- Contact release time: 7 ms
- Mechanical life: 10 million cycles
- Electrical life: 100,000 cycles under specified load conditions
- 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
- Dimensions (W × H × D): approx. 22.5 × 86.2 × 96 mm
- Weight: approx. 0.117 kg
- Status indication: Integrated LED coil indicator
- Country of origin: Italy
- Environmental compliance: RoHS compliant
Reliable Safety Switching for Industrial Machinery
Safety relays such as the Finder 7S.63.9.110.0211 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 allows external monitoring circuits to detect certain failures, including welded contacts, helping improve the diagnostic capability of industrial safety systems.
The Finder 7S.63.9.110.0211 incorporates a double-channel 1oo2 architecture with two normally open safety contacts, one normally closed feedback contact and an auxiliary signalling contact. This configuration supports integration into appropriately designed safety control circuits used in automated machinery, lifting equipment, industrial processing systems and other safety-related installations.
The Finder 7S.63 Series is developed for functional safety applications where reliable contact switching and monitoring are essential. Its forcibly guided contact arrangement supports the design of safety systems targeting Safety Integrity Level 3 (SIL 3) and Performance Level e (PL e). The achievable safety rating depends on the complete system architecture, diagnostic coverage, external monitoring and validation of the finished installation.
The relay's 110 V DC coil supply, integrated LED indication and secure screw terminals simplify integration into industrial control equipment. Its compact DIN rail format makes it suitable for electrical panels where dependable switching, accessibility and efficient use of cabinet space are important.
Typical Applications
- Industrial machinery safety circuits and safety-related control systems.
- Emergency stop circuits with appropriate external safety monitoring.
- Machine guarding and safety interlock systems.
- Industrial automation and manufacturing production lines.
- Railway control and safety-related switching equipment.
- Elevators, lifts and escalator control systems.
- Hoists, cranes and industrial lifting machinery.
- Automated warehouses and carousel storage systems.
- Conveyor systems and automated material handling equipment.
- Automatic car-wash installations.
- Chemical and petrochemical processing systems.
- Industrial process control and manufacturing equipment.
- OEM machine building and electrical control panel manufacturing.
