Why Choose the Finder 7S.34.9.048.4220 Safety Relay?
The Finder 7S.34.9.048.4220 is a compact modular safety relay with forcibly guided contacts designed for industrial machinery safety, electrical control panels and automation systems. As part of the Finder 7S Series, this four-contact relay provides reliable electromechanical switching and contact monitoring capabilities for safety-related control applications.
Featuring two normally open (NO) and two normally closed (NC) contacts, the relay incorporates mechanically linked contacts that support fault detection in appropriately designed safety circuits. Its 22.5 mm wide DIN rail housing, screw terminal connections and integrated LED status indication help simplify installation, wiring and maintenance in industrial control cabinets.
With a 48 V DC nominal coil voltage, 6 A contact current rating and 250 V AC nominal switching voltage, the Finder 7S.34.9.048.4220 is suited to compatible industrial control and safety interface circuits. Its forcibly guided contact arrangement makes it particularly useful where external monitoring is required to detect certain relay contact faults.
Key Advantages
- Forcibly guided contacts support fault detection and monitoring in safety-related circuits.
- 48 V DC nominal coil for compatible DC control systems.
- 2 NO + 2 NC contact configuration provides separate switching and feedback functions.
- 6 A rated contact current for suitable control and auxiliary loads.
- 250 V AC nominal switching voltage for compatible electrical circuits.
- Compact 22.5 mm wide housing helps conserve DIN rail space.
- Integrated LED indication assists with visual monitoring and troubleshooting.
- Screw terminal connections support secure and straightforward wiring.
- Suitable for integration into industrial machinery safety and automation systems.
Key Features
- Finder 7S Series modular safety relay.
- 48 V DC nominal coil voltage.
- Four forcibly guided contacts: 2 normally open and 2 normally closed.
- 6 A rated contact current.
- 250 V AC nominal switching voltage.
- Type A forcibly guided contact technology in accordance with EN 61810-3.
- Mechanically linked contacts for safety-related feedback monitoring.
- Integrated LED coil status indication.
- 35 mm DIN rail mounting for industrial control cabinets.
- Screw terminal connections for electrical wiring.
- 22.5 mm housing width for compact panel installation.
- Designed for use in machinery safety circuits and industrial automation interfaces.
Technical Specifications
- Manufacturer: Finder
- Series: 7S Series
- Model: 7S.34.9.048.4220
- Product type: Modular relay with forcibly guided contacts
- Relay type: Electromechanical safety relay
- Nominal coil voltage: 48 V DC
- Coil supply type: DC
- Contact configuration: 2 NO + 2 NC
- Number of contacts: 4
- Contact current rating: 6 A
- Nominal switching voltage: 250 V AC
- Contact arrangement: Forcibly guided contacts
- Contact guidance classification: Type A
- Contact standard: EN 61810-3
- Housing width: 22.5 mm
- Mounting type: 35 mm DIN rail
- Terminal type: Screw terminals
- Status indication: Integrated LED
- Application: Safety-related control and monitoring circuits
Reliable Safety Switching and Contact Monitoring for Industrial Machinery
The Finder 7S.34.9.048.4220 uses forcibly guided contact technology to support reliable switching and monitoring in industrial safety-related control systems. Its mechanically linked normally open and normally closed contacts are designed so that contacts of opposite states cannot simultaneously remain closed under specified fault conditions. This allows an external monitoring circuit to identify certain failures, such as a welded contact, when the relay is incorporated into a correctly designed safety system.
The Finder 7S Series provides modular relay solutions for machine builders, electrical panel manufacturers and automation engineers. The 7S.34.9.048.4220 combines four contacts, a 48 V DC coil and a compact DIN rail format to support control circuit switching and safety feedback applications. The relay is a safety-related component rather than a complete standalone safety controller; the achieved safety performance depends on the architecture, diagnostics and validation of the complete system.
Typical Applications
- Industrial machinery safety-related control circuits.
- Emergency stop interface circuits within appropriately designed safety systems.
- Machine guard interlocking and feedback monitoring.
- Safety PLC output interfaces and external device monitoring.
- Industrial electrical control panels and switchgear.
- Manufacturing and automated production equipment.
- Packaging machinery and automated assembly systems.
- Conveyor and material handling control systems.
- Relay contact fault detection and monitoring circuits.
- OEM machine building and industrial automation installations.
