SFT Series - Safety Relay Terminal Blocks

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SFT Series Safety Relay Terminal Blocks

The SFT series safety relay terminal blocks allow safer control system operation with redundant circuits and signal feedback. The relay terminal blocks utilize force guided contacts to prevent contact welding and the compact size allows space-saving installation.

Safety relay terminal blocks force guided contacts stability safety circuits signal feedback circuit redundancy redundant circuits compact size 4-pole 6-pole IEC 61810-3 screw type screwless type

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Automobile Assembly Process

Safety relay terminal blocks are used during automobile assembly process to receive and deliver safety controller input signals which control actuator.

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Relays with force guided contacts for safe control system (IEC 61810-3)
For driving various loads using PLC output signals
Redundant circuits and signal feedback for safety
Available in 4-pole and 6-pole models
Compact, space-saving size
Available in screw type and screwless type models
Operation indicator (green LED) for easy status monitoring
DIN rail mount and screw mount installation (varies by models)

Force Guided Contacts
Slim Type
Screw Type
Screwless Type
Operation Indicator
Screw Mount
DIN Rail Mount

Model

Screw type

Screw type
Connector (Controller Side)	Rated Load Current	Safety Relay Number of Pole	Safety Relay Type	Contact Configuration	Mounting Method	Model
Screw	6A	4	SFS2-DC24V (Panasonic)	2a2b	Din Rail/ Screw Mount	SFTS-4P-24V-2A2B
Screw	6A	4	SFS3-DC24V (Panasonic)	3a1b	Din Rail/ Screw Mount	SFTS-4P-24V-3A1B
Screw	6A	6	SFS4-DC24V (Panasonic)	4a2b	Din Rail/ Screw Mount	SFTS-6P-24V-4A2B
Screw	6A	6	SFS5-DC24V (Panasonic)	5a1b	Din Rail/ Screw Mount	SFTS-6P-24V-5A1B
Screw	6A	6	SFS6-DC24V (Panasonic)	3a3b	Din Rail/ Screw Mount	SFTS-6P-24V-3A3B

Screwless type

Screwless type
Connector (Controller Side)	Rated Load Current	Safety Relay Number of Pole	Safety Relay Type	Contact Configuration	Mounting Method	Model
Screwless	6A	4	SFS2-DC24V (Panasonic)	2a2b	DIN Rail	SFTL-4P-24V-2A2B
Screwless	6A	4	SFS3-DC24V (Panasonic)	3a1b	DIN Rail	SFTL-4P-24V-3A1B
Screwless	6A	6	SFS4-DC24V (Panasonic)	4a2b	DIN Rail	SFTL-6P-24V-4A2B
Screwless	6A	6	SFS5-DC24V (Panasonic)	5a1b	DIN Rail	SFTL-6P-24V-5A1B
Screwless	6A	6	SFS6-DC24V (Panasonic)	3a3b	DIN Rail	SFTL-6P-24V-3A3B

System Configuration

Safety relay terminal blocks can be used to control various loads with input signals from safety light curtains and switches. It can also be used for feedback signals to offer safer control systems.

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Force Guided Contacts and Feedback Signals

SFT series utilize relays with force guided contacts to prevent contact welding, in accordance with IEC 61810-3. The status of output contacts can be sent with feedback signals to safety controllers or other devices, allowing safer operation of control systems.

PLC Connector, Terminal Block Connector, Model, Appearance
Category	Safety Relay	Standard Relay
Standard Operation
Contact Welding	Force guided contact

	Prevent contacts closing at the same time	Contacts closed at the same time

Compact Size

The compact size (22.5mm width and 48.8mm height) maximizes space efficiency. (4-pole model)

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Operation Status Indicators

Green LED indicators are available to check operation status

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Screw Type, Screwless Type Models Available

The SFT series is available in screw type and screwless type wiring models. The screwless push-in type connection provides easy wiring, reduced installation time, and even tightening.

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Screwless Type
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Screw Type

Flexible Mounting Methods

The SFT series supports both DIN rail mount and screw mount methods, for application in diverse environments.

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DIN Rail Mount
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Screw Mount

※ Screwless type does not support screw mount method.

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System Configuration

Force Guided Contacts and Feedback Signals

Compact Size

Operation Status Indicators

Screw Type, Screwless Type Models Available

Flexible Mounting Methods

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