![](https://www.elesta-gmbh.com/media/productshot/smf4_gruppe_web_cropped.png)
SMD4
The relay module is designed for mounting on a mounting rail (35 mm). It contains a 4-pole relay with forcibly guided contacts. In addition to a protective circuit for the relay coil, the module is equipped with a status indicator LED. Integration into safety applications according to IEC/EN 62061, ISO/EN 13849 is possible. The user is responsible for correct integration! Furthermore, various connection terminal variants are available.
- Connection variants
Screw terminal SMD318 or spring terminal SMD319 - Contact mounting
SMD318/319: 3 NO + 1 NC - Switching current range
3 mA to 8 A - Coil voltages
5 VDC to 110 VDC - Design (LxWxH)
100 x 17,5 x 120 - Approvals
cULus
Areas of application:
Access control, interfaces, elevators, escalators, transportation, robots, machine tools and railway applications
Access control, interfaces, elevators, escalators, transportation, robots, machine tools and railway applications
![](https://www.elesta-gmbh.com/media/productshot/smf3_gruppe_web_cropped.png)
SMF3
The relay module is designed for installation on mounting rail (35 mm). It contains a 3-pole relay with forcibly guided contacts. In addition to a protective circuit for the relay coil, the module is equipped with an LED as a status indicator. Furthermore, different terminal variants are available.
- Connection variants
Screw terminal SMF218 or Spring terminal SMF219 - Contact mounting
SMF218/219: 2 NO + 1 NC - Switching current range
3 mA to 10 A - Coil voltages
5 VDC to 110 VDC - Design (LxWxH)
100 x 17,5 x 120 - Approvals
cULus
Areas of application:
Access control, interfaces, elevators, escalators, transportation, robots, machine tools and railway applications
Access control, interfaces, elevators, escalators, transportation, robots, machine tools and railway applications
![](https://www.elesta-gmbh.com/media/productshot/smf4_gruppe_web_cropped.png)
SMF4
The relay module is designed for installation on mounting rail (35 mm). It contains a 4-pole relay with forcibly guided contacts. In addition to a protective circuit for the relay coil, the module is equipped with an LED as a status indicator. Furthermore, different terminal variants are available.
- Connection variants
Screw terminal SMF318, SMF228 or Spring terminal SMF319, SMF229 - Contact mounting
SMF228/229: 2 NO + 2 NC or SMF318/319: 3 NO + 1 NC - Switching current range
3 mA to 8 A - Coil voltages
5 VDC to 110 VDC - Design (LxWxH)
100 x 17,5 x 120 - Approvals
cULus
Areas of application:
Access control, interfaces, elevators, escalators, transportation, robots, machine tools and railway applications
Access control, interfaces, elevators, escalators, transportation, robots, machine tools and railway applications
![](https://www.elesta-gmbh.com/media/productshot/smf4_gruppe_web_cropped.png)
SMF5
The relay module is designed for installation on mounting rail (35 mm). It contains a 4-pole relay with forcibly guided contacts. In addition to a protective circuit for the relay coil, the module is equipped with an LED as a status indicator. Furthermore, different terminal variants are available. Integration in safety applications according toIEC/EN 62061, ISO/EN 13849 possible
- Connection variants
Screw terminal SMF328, SMF418 or Spring terminal SMF329, SMF419 - Contact mounting
SMF328/329: 3 NO + 2 NC bzw. SMF418/419: 4 NO + 1 NC - Switching current range
3 mA to 8 A - Coil voltages
5 VDC to 110 VDC - Design (LxWxH)
100 x 17,5 x 120 - Approvals
cULus
Areas of application:
Access control, interfaces, elevators, escalators, transportation, robots, machine tools and railway applications
Access control, interfaces, elevators, escalators, transportation, robots, machine tools and railway applications