Deskripsi
Counter/Resolver Board
ROTORK 43970‑02 Counter / Resolver Board, a spare part used in Rotork electric actuators.
- Type: Counter / Resolver / Feedback PCB
- Model: 43970‑02
- Part Number: 43970‑02
- System Compatibility: Rotork IQ / IQM / older actuator generations (used as feedback/counter board)
- Brand : ROTORK
Product Overview:
The 43970‑02 is a resolver/counter board used in Rotork actuators. It processes position feedback from the actuator’s resolver or encoder and transmits it to the actuator’s control electronics. This ensures accurate valve position monitoring, torque measurement, and diagnostic functions.
Specifications (typical for Rotork feedback boards):
| Feature | Specification |
|---|---|
| Function | Resolver/counter interface PCB |
| Input | Resolver/encoder signals |
| Output | Digital position/torque feedback to main CPU board |
| Isolation | Optical/electrical isolation |
| Mounting | Internal PCB, mounted inside actuator housing |
| Operating Temp | −40 °C to +70 °C |
| Protection | Conformal coating for humidity/corrosion resistance |
| Compliance | IP68, NEMA 4/6 (when installed in actuator enclosure) |
Dimensions & Weight:
- Size: ~150 × 100 × 20 mm
- Weight: ~200–300 g
Applications:
- Installed in Rotork IQ / IQM actuators
- Provides position and torque feedback to actuator CPU
- Used in:
- Power generation
- Oil & gas pipelines
- Water treatment plants
- Chemical and petrochemical automation
- Marine and HVAC systems
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