The Gefran PY-2-F-025-S01M 0000X000X00 is a 25 mm spring-return potentiometric position transducer supplied with a 1 m screened cable. Its verified ordering number is F004228. It is designed for direct-contact measurement where the moving target depresses the stainless-steel ball-tipped probe.
Because the output corresponds to absolute rod position, the controller can determine displacement immediately after power is applied. No reference or homing movement is required from the sensor itself.
| Brand | Gefran |
| Complete Model | PY-2-F-025-S01M 0000X000X00 |
| Ordering Number | F004228 |
| Product Family | PY2 |
| Useful Electrical Stroke | 25 mm |
| Measurement Principle | Potentiometric |
| Cable Configuration | Three-wire screened cable, 1 m |
| Contact Tip | Stainless-steel ball with M2.5 thread |
| Resolution | Infinite |
| Maximum Displacement Speed | Up to 10 m/s |
| Operating Temperature | -30 to +100°C |
The 25 mm range is suitable for monitoring fixture closure, short machine slides, test equipment, dimensional movement and component positioning. Application suitability depends on the required contact force, target geometry, cycle rate and exposure to contamination.
The ball tip should meet a smooth contact surface at an angle that does not introduce lateral force. Where the target can move beyond the sensor range, an independent stop should prevent over-compression of the probe.
Keep the screened signal cable separated from motor leads and switching conductors. Verify the three conductor functions before connection because reversing excitation or signal wiring can produce an inverted or incorrect output. Controller scaling should be checked across the actual machine travel after installation.
PY-2-C-025 0000X000X00 F004199 provides the same nominal 25 mm stroke with a 5-pole DIN connector. PY-2-F-025-S02M 0000X000X00 F004234 uses a 2 m cable, while PY-2-F-025-S03M 0000X000X00 F004236 uses a 3 m cable. These cable-length codes are part of the ordering identity.
PY-2-F-010-S01M F004215 has a shorter 10 mm stroke. PY-2-F-050-S01M F004242 provides 50 mm travel and requires a different installation envelope and controller scale.
Check for smooth spring return, cable damage, probe contamination and visible rod deformation. Confirm F004228, S01M, the complete configuration suffix and the 25 mm range. A similar PY3 product uses a bearing-type tip and should not be presented as the same mechanical version.
Related models are provided for family reference only and are not automatically interchangeable.
For accurate identification, submit photographs of the complete nameplate, cable entry, tip and installed position. Suggested internal-link anchor text is “Gefran PY-2-F-025-S01M 25 mm Cable Transducer." Supply terms require confirmation at the time of inquiry.
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