REX-C900 – Digital PID Temperature Controller

Control Type: PID / ON-OFF Mounting: Panel mount (96 × 96 mm)
Display: Dual 4-digit LED (PV/SV) Power Supply: 100–240V AC, 50/60Hz

Key Specifications:

• Input Types:
• Thermocouples: K, J, R, S, B, E, N, T
• RTDs: Pt100, Cu50
• Analog Signals: 0–5V, 1–5V, 0–20mA, 4–20mA (customizable)
• Output Types (selectable):
• Relay contact (3A @ 250V AC)
• SSR (voltage pulse)
• 4–20mA current
• Triac (zero-crossing pulse)
• Temperature Range:
• K-type: 0–400°C (standard), up to 1300°C (extended models)
• Accuracy: ±0.5% FS ±1°C
• Control Method: PID with auto-tuning or ON/OFF
• Alarm Outputs:
• 1 or 2 alarms (configurable: deviation, process, band, etc.)
• Sampling Time: 0.5 seconds
• Power Consumption: <5VA
• Operating Temp: 0–50°C Humidity: 30–85% RH (non-condensing)
• Dimensions: 96 × 96 × 110 mm Panel Cutout: 92 × 92 mm

Features:

• Auto-tuning PID control for stable temperature regulation
• LED indicators for output, alarm, and auto-tuning status
• Lockable settings to prevent accidental changes
• Optional models with 24V AC/DC power input
• Supports heat/cool PID control (air or water cooling)

Applications:

• Industrial ovens and kilns
• Plastic extrusion and injection molding
• HVAC and drying systems
• Food processing and packaging equipment