Description
Key Technical Specifications
- Model Number: SAN4-40M
- Manufacturer: DDK (Dai-ichi Dentsu) / ABB
- Series: AFC1500 Tightening System
- Processor: 32-bit RISC CPU
- Storage: FLASH RAM
- Torque Accuracy: 1%
- Sensor Accuracy: 0.5%
- Power Input: 400V AC (Converted to DC)
- Control Methods: Torque Control, Angle Monitoring
- Standard Compliance: ISO5393
Functional Role & Application Analysis
The SAN4-40M is the central processing and power unit for DDK’s AFC1500 tightening systems. It acts as both a precision controller and a servo amplifier. The unit converts 400V AC to a stable DC supply for the tightening tool. It also captures and reuses regenerative energy. This dual function reduces cabinet space and improves overall energy efficiency.
The controller solves the problem of inconsistent fastening. It uses digital technology to monitor torque and angle in real-time. If the tool type does not match the programmed parameters, it triggers an immediate alarm. This prevents defective joints from moving down the line. The system tracks quality data for every single fastener.
Typical deployments include:
- Automotive Assembly: High-volume engine and chassis fastening where ISO5393 compliance is mandatory.
- Aerospace Manufacturing: Critical joints requiring 0.5% sensor accuracy and full traceability.
- Heavy Equipment: Large torque applications needing regenerative energy recovery to reduce power consumption.
- Legacy Line Maintenance: Direct replacement for failed SAN4-40M units in existing DDK tightening stations.
Our Quality Standard & Testing Process
A failed tightening controller means scrapped parts and line stoppages. We treat every SAN4-40M as a mission-critical component. Our testing protocol goes beyond basic power-on checks. We validate performance against factory specifications before shipment.
- Visual & Component Inspection: Full PCB inspection for thermal damage, capacitor leakage, and connector wear. Firmware version is verified and documented.
- Live System Test: Unit is installed in a DDK test bench with a calibrated torque transducer. We run continuous tightening cycles to verify thermal stability.
- Full-Function Diagnostics: Torque accuracy is validated at multiple setpoints. Angle monitoring, TOOL ID recognition, and self-check functions are all exercised. Regenerative energy capture is confirmed.
- Warranty Backing: Only units passing all diagnostic benchmarks ship with our 12-month warranty. We provide test data with every unit.
Compatibility & Migration Paths
The SAN4-40M is not a universal drop-in. You must verify your system configuration before ordering. Installing an incompatible unit will not produce fastening data and may damage your tool motor.
- Tool Type Matching: Confirm your electric tool is rated for the SAN4-40M’s power output. The SAN-12 and SAN-40 series have different torque and speed capabilities. Mismatched tools will trigger “Tool Type error” alarms.
- Firmware & Software: Verify your Windows-based configuration software version. Older software may not recognize newer firmware revisions. We can check this for you.
- Cabling & Connectors: The uses proprietary multi-pin connectors. Ensure your existing cable harness matches the pinout. We can supply replacement cables if needed.
- Get Expert Help: Send us your current controller’s serial number and tool model number. We will confirm compatibility and identify any required accessories before you commit to a purchase.
