Digital guide
You are here:
Yokogawa UP55A‑221‑110
- Product Name: High‑Performance Program Controller
- Model Series: UP55A Universal Program Controllers
- Technical Specifications: Control loops: single loop; input type: universal thermocouple/RTD/voltage/current input; control output: relay/voltage pulse/4‑20 mA; program segments: up to 40 segments; sampling period: 50 ms; power supply: 100‑240 VAC (50/60 Hz); operating temperature: ‑10 °C to +50 °C
Detailed content
- Functional Features: PID temperature/process control; multi‑step program control execution; ramp‑soak function; alarm output; communication (Modbus‑RTU); auto‑tuning PID parameters; manual/automatic mode switching
- Performance Parameters: Control accuracy: ±0.1% FS; PID response speed: high‑speed adaptive tuning; overshoot suppression function; long‑term control stability: ±0.05% FS
- Material Composition: Flame‑retardant polycarbonate housing; gold‑plated terminal connectors; industrial‑grade control PCB; anti‑interference electronic components
- Structural Characteristics: Standard 1/4 DIN panel‑mount form factor; front‑panel LED/LCD display and operation keys; modular terminal block structure; compact integrated design
- Working Principle: Receives process variable (PV) signals from sensors; compares PV with setpoint (SP); adjusts control output via adaptive PID algorithm; executes pre‑programmed multi‑segment process profiles automatically
- Advantages: High‑precision program control; flexible multi‑segment ramp‑soak functions; fast PID auto‑tuning; wide input compatibility; easy programming; stable long‑term operation
- Applicable Industries: Heat treatment furnaces, semiconductor manufacturing, laboratory equipment, food processing, pharmaceutical drying, industrial furnaces, environmental test chambers
- Installation Requirements: Standard 1/4 DIN panel cutout installation; vertical panel mounting; separate power supply wiring from signal wiring; proper ground connection
- Usage Precautions: Avoid installation near heat sources or high‑vibration equipment; do not overload control output terminals; perform PID auto‑tuning after initial installation; back up program profiles regularly
