CH Series PID Temperature Controllers | Compact, Reliable, Dual Display Solutions

The CH Series PID temperature controllers from Beijing Strong Electric offer an economical, compact, and stable solution for a wide range of industrial heating applications.

Available in multiple sizes including CH102, CH402, CH702, CH902, and the panel-type CH502, the CH Series supports dual 4-digit displays, standard thermocouple (TC) or RTD (Pt100) input, and either relay or SSR output. These controllers are ideal for use in plastic machinery, ovens, packaging systems, and industrial temperature control panels.

Designed for simplicity and reliability, CH controllers are built with anti-interference circuits, compact DIN-sized housing, and provide stable performance even in demanding factory environments.

✅ Key Features

• Economical 4-digit dual display design
  
• Universal input: thermocouple or RTD (Pt100)
  
• Relay or SSR output with 1 alarm output standard
  
• Multiple size options: 48x48, 72x72, 96x96, etc.
  
• Compact body, simple wiring, fast setup
  
• PID auto-tuning and ON/OFF control modes
  
• DIN rail or panel mount available (CH502)
  

✅ Typical Applications

• Injection molding machines
  
• Packaging and heat sealing equipment
  
• Plastic extrusion lines
  
• Ovens and heating elements
  
• General process temperature monitoring
  

✅ Learn More

Explore models and specifications here:
CH Series Temperature Controllers