RKC REX-B871*NN-CS1B Industrial Temperature Controller
The RKC REX-B871*NN-CS1B is a compact yet powerful temperature controller engineered for precision thermal regulation in demanding industrial environments. Utilizing advanced PID algorithms, it delivers exceptional stability across processes ranging from -50°C to +400°C. Its rugged construction withstands harsh conditions while maintaining accuracy within ±0.3% full scale, making it ideal for manufacturing, chemical processing, and HVAC systems.
Technical Specifications
| Parameter | Value |
| Brand | RKC |
| Control Method | PID |
| Temperature Range | -50°C to +400°C |
| Setpoint Accuracy | ±0.3% Full Scale |
| Input Type | Thermocouple / RTD |
| Output Type | Relay, Transistor |
| Power Supply | 100-240V AC, 50/60Hz |
| Display | Backlit LCD |
| Communication | RS-485 Modbus RTU |
| Response Time | ≤0.5 seconds |


Industrial Applications
This controller excels in critical thermal management scenarios including plastic extrusion, metal heat treatment, food processing kilns, and pharmaceutical manufacturing. Compatible with JIS/IEC thermocouples (K, J, R, S, B, E, N, T) and RTDs (Pt100, JPt100), it integrates seamlessly with PLC systems from Siemens, Rockwell Automation, and Schneider Electric. Commonly paired with RKC sensors and actuators for complete temperature control solutions.
Vertex Industrial Services
Vertex Industrial sources premium industrial automation hardware through our global network, specializing in RKC, Honeywell, Siemens and 30+ leading brands. Our engineers provide:
- Pre-sales technical consultation for system integration
- 1-year comprehensive warranty on all components
- Emergency replacement support with 72-hour response
- Custom sourcing for discontinued or hard-to-find models
Contact us for volume pricing and project quotations: WhatsApp Support or email anikaqx@gmail.com. Can’t find your model? We’ll procure it globally.

















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