EMC shield clamps for bus modules

with plug-in mounting function

The EMC shield clamp provides strain relief, cable guidance and earthing for decentralised bus modules of numerous manufacturers. The STFZ2 types are used for analogue I/O modules using two actuators / sensors.

Type STFZ|SKL is suitable for:

Bosch Rexroth: IP20 Inline Module

PHOENIX CONTACT: All terminals of the INLINE range. The terminals 1.4 and 2.4 must not be used for signal I/O.

Pilz: All PSSu-Modules with shield terminals 13 and 23

Siemens: All terminals of the ET200s range. Terminals 4 and 8 must not be used for signal I/O.

TURCK: All terminals of the BL20 I/O system.

VIPA SLIO: All terminals of the SLIO range. Terminals 4+8 must not be used for signal I/O.

WAGO: All terminals of the WAGO I/O Systems 750. Terminals 4 and 8 must not be used for signal I/O.

Rockwell Automation / Allen-Bradley: Series 1734

STFZ I/O Insert Tool for quick and easy mounting of STFZ terminal clamps. 

Type STFZ-SP|SKL is suitable for:

Siemens: SIMATIC ET 200SP

Type STFZ-U|SKL is suitable for:

BECKHOFF: EL 3122, ES 3122, ES 9100, ES 9410, KL 1114, KS 2134


Material Shield clamp: Spring steel, zinc plated
Snap foot: Mild steel, galvanically zinc plated
Mounting options Snap-in
Mounting location Peripheriemodule
Properties vibration proof

Advantages & benefits

  • Large contact area
  • Shield contact and strain relief separated
  • The spring design requires no adjustments and will permanently maintain contact to the cable shield
  • Earthing of signal cables close to the terminal
  • Strain relief and cable management directly on the bus module

Product types & sizes

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Assembly video

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