This is a potentiometer-type axis interface module for Faire la fête SPC200 series servo positioning controllers, numéro de commande 170228. It is designed to connect potentiometric displacement sensors and proportional valves. Ce produit a été abandonné, and the corresponding models of the SPC11 series are recommended as replacements.
- Explication du code modèle
| Segment de modèle | Définition | Description |
| SPC | Smart Positioning Controller | Series of smart positioning controllers for pneumatic and electric positioning systems |
| AIF | Axis Interface | Axis interface module for connecting sensors and actuators |
| POT | Potentiometer | Potentiometer type, compatible with potentiometric displacement sensors |
| 170228 | Manufacturer Order Number | Unique official part number of Festo |
- Principales spécifications techniques
| Catégorie | Données techniques | Remarques |
| General Information | ||
| Type de produit | Axis Interface Module | For SPC200 series controllers |
| Numéro de commande. | 170228 | Manufacturer part number |
| Poids | 0.32 kilos (environ. 300g) | Slight deviation among different batches |
| Statut du produit | Discontinué | No official direct replacement provided by the manufacturer |
| Paramètres électriques | ||
| Tension de fonctionnement | C.C 24 V | Permissible fluctuation: ±25% |
| Maximum Current Consumption | With proportional valve: 1.1UN | Under standard operating conditions |
| Without proportional valve: 70mA | ||
| Input Current Consumption | 4mA | For control signal input |
| Courant de sortie nominal | 100mA per channel | For control signal output |
| Interface Specifications | ||
| Proportional Valve Port | 7-pin M9 circular connector | Standard connection |
| Displacement Sensor Port | Type A cable with connector | Compliant with DIN 43650 standard |
| AIF IN Port | 5-pin M9 circular connector | Signal input |
| AIF OUT Port | 15-pin Sub-D connector | Signal output |
| Paramètres environnementaux | ||
| Température de fonctionnement | 0…+40°C | Environnement industriel standard |
| Température de stockage | -25…+60°C | For transportation and storage |
| Humidité relative | 10…95% | Sans condensation |
| Classe de protection | IP20 | For installation inside control cabinets |
- Multimarque & Old/New Model Replacement List
| Modèle original | Modèle de remplacement | Marque | Description du remplacement |
| SPC-AIF-POT (170228) | SPC11-POT-LWG (192217) | Faire la fête | SPC200 series upgraded to SPC11 series, fully compatible in functions |
| SPC11-POT-TLF (192216) | |||
| SPC-AIF-POT (170228) | SPC-AIF-POT-LWG | Faire la fête | Enhanced version of the same series, suitable for longer-stroke sensors |
| SPC-AIF-POT (170228) | – | Third Party | No fully equivalent alternative available. Festo original upgraded solutions are recommended |
Conseil de sélection: SPC200 for legacy use, SPC11 for new projects; POT stands for potentiometer, LWG/TLF indicates applicable stroke range.
Liste complète des modèles (SPC200 Axis Interface Modules)
| Modèle | Numéro de commande. | Type de capteur | Application principale |
| SPC-AIF-POT | 170228 | Potentiometric Displacement Sensor | Pneumatic/electric positioning systems, short-stroke applications |
| SPC-AIF-MTS | 170231 | MTS Magnetostrictive Sensor | High-precision and long-stroke applications |
| SPC-AIF-ANA | 170229 | Analog Sensor (0-10V/4-20mA) | General analog feedback systems |
| SPC-AIF-DIG | 170230 | Digital Sensor | High-speed digital signal feedback systems |
| SPC-AIF-ENC | 170232 | Encoder | Stepper motor positioning systems |
- Défauts courants & Guide de dépannage
| Phénomène de défaut | Causes possibles | Étapes de dépannage | Solutions |
| No signal from sensor | 1. Câblage incorrect | 1. Check wiring of DIN 43650 port | 1. Rewire in accordance with manual |
| 2. Module power failure | 2. Measure DC 24V power supply | 2. Repair power circuit | |
| 3. Damaged sensor | 3. Test sensor resistance with multimeter | 3. Replace the sensor | |
| Proportional valve fails to operate | 1. Poor contact of 7-pin M9 connector | 1. Check connector locking status | 1. Reconnect and lock the connector |
| 2. Insufficient output current | 2. Measure output current (≤100mA) | 2. Inspect module output circuit | |
| 3. Damaged proportional valve | 3. Test with a spare valve | 3. Replace the proportional valve | |
| Low positioning accuracy | 1. Potentiometer drift | 1. Re-calibrate potentiometer zero point | 1. Run SPC200 calibration procedure |
| 2. Poor module grounding | 2. Check PE connection | 2. Ensure single-point grounding | |
| 3. Signal interference | 3. Add shielding measures | 3. Use shielded cables and ground properly | |
| Abnormal overheating of module | 1. Overload operation | 1. Check current consumption (≤1.1A) | 1. Reduce load or replace with higher-capacity module |
| 2. Mauvaise ventilation | 2. Ensure good ventilation of control cabinet | 2. Improve ventilation conditions | |
| 3. Internal component failure | 3. Measure module temperature | 3. Replace the module |
- Application Environments & Cas industriels
6.1 Scénarios applicables
Pneumatic Positioning System: Combined with SPC200 controller to realize precise positioning of DNCI, DGCI and other cylinders.
Electric Positioning System: Matched with stepper motors for basic point-to-point positioning.
Hybrid Drive System: Featured function of SPC200 series, capable of controlling pneumatic and electric axes simultaneously.
General Industrial Automation: Automotive, électronique, emballage alimentaire, handling and assembly industries.
6.2 Not Recommended Scenarios
Ultra-high precision requirements (below ±0.01mm): Replace with SPC-AIF-MTS or SPC11 series.
Environnements difficiles (Protection class higher than IP20 required): Additional protective measures are needed.
Long-stroke applications (>1000mm): Potentiometer will produce larger linearity error; magnetostrictive sensor solution is recommended.
6.3 Cas d'application typiques
Automotive Component Assembly Line
Application: Z-axis positioning for robots installing door sealing strips
Configuration: SPC200/P04 Controller + SPC-AIF-POT (170228) + DNC Cylinder + Potentiometric Sensor
Outcome: Achieves positioning accuracy of ±0.1mm, improves assembly consistency and reduces rework rate.
Electronic Component Testing Equipment
Application: XY-axis positioning for PCB thickness inspection platform
Configuration: SPC200/P05 Controller + 2 pcs SPC-AIF-POT Modules + Electric Slide + Potentiometric Sensor
Outcome: Enables fast point movement, cuts testing cycle by 30% and boosts production capacity.
- Installation & Directives d'entretien
- Position d'installation: Install inside control cabinet, keep away from direct sunlight and vibration sources. Reserve a heat dissipation space of ≥50mm.
- Règles de câblage
Separate sensor cables from power cables with a spacing of ≥100mm.
Single-point grounding for shielding layer; grounding at the controller side is preferred.
- Entretien périodique
Inspect connector connections and cable aging every 6 mois.
Calibrate potentiometer zero point once a year to guarantee positioning accuracy.
- Solution de mise à niveau: For system upgrade, replace with SPC11 series controllers and matching interface modules directly. Performance will be increased by 30% with lower maintenance costs.
Practical Application Cases for SPC-AIF-POT (170228)
All cases below adopt the classic solution: Pneumatic closed-loop positioning + MLO-POT potentiometer feedback + MPYE proportional valve + SPC200 controller.
- Automotive Industry: Door / Sunroof Sealing Strip Press-Fitting (High Repeat Accuracy, Short Stroke)
Configuration
Contrôleur: SPC200-P04
Axis Interface: SPC-AIF-POT (170228)
Cylinder: DNCI-32-200-KF (with potentiometer mounting groove)
Capteur: MLO-POT-200-TLF (200 mm potentiometer)
Proportional Valve: MPYE-5/3-010 (5/3-position closed center)
Process
Press-fit sealing strips with positioning accuracy of ±0.1 mm. Working sequence: Fast approach → Low-speed pressing → Pressure holding → Retraction.
Outcome
Replaces mechanical stops and limit switches for better consistency and lower rework rate. Stable cycle, suitable for 24-hour continuous production lines.
- 3C Électronique: XY-axis Positioning for PCB Test Bench (Multi-axis, Light Load, High Frequency)
Configuration (Dual-axis)
Contrôleur: SPC200-P05 (2-axis capable)
Axis Interface: 2 × SPC-AIF-POT (170228)
Slide/Cylinder: DGCI-25-300-KF (horizontally mounted)
Capteur: MLO-POT-300-LWG (long-stroke potentiometer)
Proportional Valve: MPYE-5/3-008
Process
Probe bench moves to multiple test points with point positioning accuracy of ±0.15 mm and frequent start-stop operation.
Outcome
Commissioning time reduced by 70% compared with cylinder + mechanical stop solutions. Positions can be adjusted via software. No impact during operation to extend probe service life.
- Nourriture & Conditionnement: Carton Folding & Sealing Positioning (Low Cost, Medium Accuracy, Dust Environment)
Configuration
Contrôleur: SPC200-P03
Axis Interface: SPC-AIF-POT (170228)
Cylinder: DNC-40-150-PPV
Capteur: MLO-POT-150-TLF
Proportional Valve: MPYE-5/2-010
Process
Carton folding and capping with adjustable pressing depth and soft landing to avoid carton damage.
Outcome
Dual control of pressure and position via potentiometer feedback and proportional valve lowers defective rate. Stable long-term operation in dusty environment with IP20 cabinet installation.
- Machine Tool & Travail des métaux: Tailstock Center / Fixture Positioning (Heavy Load, Short Stroke, Force & Contrôle de position)
Configuration
Contrôleur: SPC200-P04
Axis Interface: SPC-AIF-POT (170228)
Cylinder: DGPL-63-100-KF (heavy-duty linear drive)
Capteur: MLO-POT-100-TLF
Proportional Valve: MPYE-5/3-015 (high flow rate)
Process
Tailstock feeding sequence: Fast forward → Low-speed clamping → Constant force holding → Retraction.
Outcome
SPC200 force and position closed-loop control replaces hydraulic clamping, featuring lower cost and easier maintenance. No oil leakage, ideal for dry machining and low-oil working conditions.
- Moulage par injection & Mould: Precision Ejector Pin Control (Synchronous Multi-axis, Anti-sticking)
Configuration (3 axes synchrones)
Contrôleur: SPC200-P05 + Module d'extension
Axis Interface: 3 × SPC-AIF-POT (170228)
Cylinder: DNCI-25-125-KF
Capteur: MLO-POT-125-TLF
Proportional Valve: MPYE-5/3-008
Process
Multi-point ejection with synchronous error less than 0.2 mm to prevent plastic part deformation and mould sticking.
Outcome
Synchronous closed-loop control ensures uniform ejection and fewer defective products. Soft start and soft stop functions reduce impact and mould wear.
- General Automation: Lifting Axis for Handling & Pick-and-Place (Vertical Load, Medium Stroke, Anti-fall)
Configuration
Contrôleur: SPC200-P04
Axis Interface: SPC-AIF-POT (170228)
Cylinder: DGCI-32-500-KF (vertically mounted with locking function)
Capteur: MLO-POT-500-LWG
Proportional Valve: MPYE-5/3-010
Process
Lifting and pick-and-place operation with soft landing and position memory, maintaining position after power cut-off.
Outcome
Absolute position feedback by potentiometer eliminates homing after power-on. Stable operation of vertical axis without jitter. Perfect for handling stations with frequent start-stop and multi-position parking.
Sélection & Notes de remplacement (On-site Application)
SPC-AIF-POT (170228): Matches MLO-POT-…-TLG/TLF, for short and medium strokes with cost advantages.
SPC-AIF-POT-LWG: Matches MLO-POT-…-LWG, for longer strokes up to 1000–2000 mm.
Discontinued Replacement: Prioritize SPC11-POT-L/T (192217/192216) for new projects as direct substitutes for SPC200 system.
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