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Accessories

NEW 2025 - SK-i.310 & SK-i.320

Intelligent feedback units

Intelligent feedback units

  • 50% smaller – Less installation space required
  • High LED visibility for status and position indication
  • Precise and wear-free position measurement
  • All in 1 – Feedback and control unit
  • Communication interface 24V, IO-Link or AS-Interface
  • IP65 / IP67 compliant
  • Universal compatibility – Easy retrofit to other linear valves
  • Premium stainless steel version

Feedback units

SK-i.310
SK-i.320 Stainless Steel
Inductive feedback sensor for manually operated valves
Inductive feedback sensor for pneumatically actuated valves
Electrical feedback unit SK.500

SK-i.310

  • Clear visual status and position indication thanks to powerful LED signalling
  • Automatic on-site initialisation via magnet or remote initialisation via process control system
  • Non-contact, wear-free travel measurement
  • Communication interface 24V
  • Optional with integrated 3/2-way solenoid valve
  • Retrofittable
  • IP65 compliant
  • Housing made of reinforced polyamide

SK-i.320 Stainless Steel

  • Clear visual status and position indication thanks to powerful LED signalling
  • Automatic on-site initialisation via magnet or remote initialisation via process control system
  • Non-contact, wear-free travel measurement
  • Communication interface 24V
  • Optional with integrated 3/2-way solenoid valve
  • Retrofittable
  • IP65 compliant

Inductive feedback sensor for manually operated valves

  • Inductive proximity sensor
  • For thread ends M12x1
  • Adjustable
  • For open and closed valve positions

Inductive feedback sensor for pneumatically actuated valves

  • Inductive proximity sensor
  • For thread ends M12x1
  • Retrofittable
  • For open and closed valve positions

Electrical feedback unit SK.500

  • Red optical status indicator
  • Retrofittable
  • Can be combined with mechanical stroke limit
  • Stainless steel housing

Solenoid valves

Joyner solenoid valve MH 311015

Joyner solenoid valve MH 311015

  • Anodised aluminium housing
  • 24V DC
  • IP65

Electropneumatic positioners

Schubert & Salzer 8049
Eckardt SRI 986-BIDS/EAA

Schubert & Salzer 8049

  • Compact design, can be directly mounted onto actuator
  • Input: 4–20mA
  • Stroke: 3–50 mm
  • IP65
  • Optional ATEX layout also available

Eckardt SRI 986-BIDS/EAA

  • Mounting on linear actuator according to NAMUR
  • Stroke: 8–100 mm
  • Input: 4–20mA
  • IP54
  • ATEX certification

Mechanical stroke limit

Mounted onto pneumatic piston actuator
In combination with electrical feedback unitSK.500
In combination with intelligent feedback unit SK-i LED

Mounted onto pneumatic piston actuator

  • Stroke limit in open direction
  • Continuously adjustable
  • With red position indicator
  • Retrofittable without adaptor

In combination with electrical feedback unitSK.500

  • Stroke limit in open direction
  • Continuously adjustable
  • With red position indicator
  • Retrofittable

In combination with intelligent feedback unit SK-i LED

  • Stroke limit in open direction
  • Continuously adjustable

Additional accessories

Bonnets with Ingold sockets
Locking device
Shut-off cover
Bypass bonnet for temporary fluid bypass

Bonnets with Ingold sockets

  • Material 1.4404
  • Material certificate 3.1/EN 10204
  • Sealing to body with an o-ring
  • EPDM o-ring

Locking device

  • Manual valve with intermediate piece in stainless steel and padlock

Shut-off cover

  • Material 1.4435
  • Material certificate 3.1/EN 10204
  • O-ring between free-flow cover and body
  • EPDM O-ring (FDA)
  • Shut-off cover with EPDM diaphragm (FDA)

Bypass bonnet for temporary fluid bypass

  • Material 1.4435
  • Material certificate 3.1/EN 10204
  • PTFE bypass barrier (FDA)

Custom solutions

In addition, individual welded configurations or mini fittings are available as custom solutions.

Mini-fittings are available up to nominal diameter DN 2 and have a high surface finish up to Ra 0,2µm.

Product catalogue - SISTO Sterile Processes

The catalogue as flipbook (button on the right)

Catalogue

  • Catalogue Sterile-Processes

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  • Flyer SISTO-SK-i.310 Intelligent feedback unit

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  • Operating Manual SISTO-SK-i.310

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  • Type series booklet SISTO-SK-i.310

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  • Flyer SISTO-C diaphragm valves

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  • Flyer SISTO-CSPV topworks for secure sampling

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