Why Choose the Finder 7S.14.9.012.4220 Safety Relay?
The Finder 7S.14.9.012.4220 is a compact and reliable electromechanical 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 safety relay range, it provides dependable contact operation for control circuits requiring positively guided switching contacts.
This safety relay features four contacts arranged as 2 normally open (NO) and 2 normally closed (NC), with a rated contact current of 6 A and a 12 V DC operating coil. Its forcibly guided contact mechanism provides mechanically linked contact operation, helping external safety monitoring circuits detect contact faults and support reliable switching in appropriately designed safety systems.
The Finder 7S.14.9.012.4220 combines a 22.5 mm slim modular housing, spring-loaded screwless terminals and integrated LED status indication. Designed for 35 mm DIN rail installation, it offers convenient integration into industrial control cabinets, machinery safety circuits and automation panels where compact dimensions and dependable relay performance are important.
Key Advantages
- Reliable electromechanical safety relay with forcibly guided contacts for industrial safety applications.
- 2 NO + 2 NC contact configuration provides flexibility for switching and monitoring circuits.
- 6 A rated contact current suitable for industrial control applications.
- 12 V DC coil voltage for low-voltage control systems.
- Mechanically linked contacts help enable contact state monitoring and fault detection in external safety circuits.
- Spring-loaded screwless terminals simplify wiring and reduce installation time.
- Integrated LED coil status indicator supports straightforward operational checks.
- Compact 22.5 mm wide DIN rail housing conserves valuable control panel space.
- Wide −40 to +70 °C operating temperature range for demanding industrial environments.
- Durable silver tin oxide contact material supports reliable electrical switching.
Key Features
- Finder 7S Series modular safety relay.
- Forcibly guided electromechanical contacts.
- Four-pole contact arrangement: 2 normally open and 2 normally closed.
- 12 V DC nominal coil voltage.
- 6 A rated contact switching current.
- 250 V AC nominal contact switching voltage.
- 800 mW nominal coil power consumption.
- 64.7 mA nominal coil current.
- 185.5 Ω coil resistance.
- 12 ms typical operate time.
- 10 ms typical release time.
- Silver tin oxide (AgSnO) contacts.
- Integrated LED status indication.
- Spring-loaded terminals for secure screwless electrical connections.
- 35 mm DIN rail mounting for industrial control cabinets.
- IP20 protection rating.
- 10 million operations mechanical endurance.
Technical Specifications
- Manufacturer: Finder
- Series: 7S Series
- Model: 7S.14.9.012.4220
- Product type: Electromechanical safety relay
- Contact technology: Forcibly guided contacts
- Contact configuration: 2 NO + 2 NC
- Number of contacts: 4
- Nominal coil voltage: 12 V DC
- Rated contact current: 6 A
- Nominal switching voltage: 250 V AC
- Rated insulation voltage: 250 V
- Rated switching capacity: 1,500 VA
- Nominal coil power: 800 mW
- Nominal coil current: 64.7 mA
- Coil resistance: 185.5 Ω
- Must-operate voltage: 9.6 V DC
- Must-release voltage: 1.2 V DC
- Operate time: 12 ms
- Release time: 10 ms
- Contact material: Silver tin oxide (AgSnO)
- Mechanical endurance: 10,000,000 operations
- Electrical endurance: 100,000 operations
- Operating temperature: −40 to +70 °C
- Protection rating: IP20
- Mounting type: DIN rail mounting
- Terminal type: Spring-loaded screwless terminals
- Status indication: Integrated LED indicator
- Dimensions (W × H × D): 22.5 × 86.2 × 100.3 mm
- Pollution degree: 2
- EAN: 8012823420370
- RoHS compliance: Compliant
Reliable Safety Switching for Industrial Machinery
Safety relays with forcibly guided contacts are important components in industrial safety-related control systems. Unlike conventional relay arrangements, forcibly guided contacts are mechanically linked so that normally open and normally closed contacts cannot simultaneously assume their closed positions under specified fault conditions. This characteristic supports external monitoring circuits in detecting contact failures, including welded contacts.
The Finder 7S.14.9.012.4220 provides 2 NO and 2 NC contacts, enabling designers to combine switching and feedback functions within a compact relay assembly. Its 12 V DC coil and 6 A contact rating make it suitable for appropriately rated industrial control circuits, safety interface assemblies and monitored relay arrangements.
The relay is designed for integration into a complete safety-related control system rather than operating as a standalone safety controller. The required safety category, performance level and diagnostic coverage depend on the overall circuit architecture, external monitoring devices and application-specific safety assessment.
Typical Applications
- Industrial machinery safety-related control circuits.
- Emergency-stop switching circuits with suitable external safety monitoring.
- Safety relay interface assemblies and monitored switching systems.
- Industrial automation and machine control cabinets.
- Safety interlock monitoring and feedback circuits.
- Manufacturing machinery and automated production equipment.
- Packaging machinery and material handling systems.
- Safety-related contactor feedback and auxiliary switching arrangements.
- OEM machinery control panels and electrical automation systems.
