From single to multi-point control, Red Lion has the right PID controller for any application. Red Lion provides a wide range of proportional-integral-derivative (PID) controllers that are rugged, reliable and easy to deploy. Our PID controllers offer industry-leading features and reliable performance designed for the most demanding applications.
Model | PXU | PXU | PXU | PAX2C | DLC | Modular Controller | Graphite HMI | |
Size | 1/16 DIN | 1/8 DIN | 1/4 DIN | 1/8 DIN | DIN Rail | DIN Rail | Various Sizes | |
Display Capability | ✓ | ✓ | ✓ | ✓ | ✓ | |||
Universal Signal Input | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Single Loop | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Dual Loop | ✓ | ✓ | ✓ | ✓ | ||||
Multiple Loop | ✓ | ✓ | ✓ | |||||
Panel Mount | ✓ | ✓ | ✓ | ✓ | ✓ | |||
DIN Rail Mount | ✓ | ✓ | ✓ | |||||
Heater Current Monitor | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ||
Remote Setpoint | ✓ | ✓ | ✓ | ✓ | ||||
Ramp/Soak Capability | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
For possible replacements of discontinued models, please see our Product Replacement Guide.
Panel Mount Controllers
PAX®2C
The Red Lion PAX®2C PID controllers offer universal inputs, including thermocouples, RTDs, process signals, DC current/voltage and resistance. Available in 1/8 DIN size models, PAX2C controllers work with field-installable option cards to seamlessly support changing applications and upgrade requirements. Learn more.
PXU
Red Lion’s PXU enables tighter, more reliable control over a wide range of processes from a single PID controller. Available in 1/16, 1/8 and 1/4 DIN size models, the PXU accepts process, thermocouple and RTD signals and presents values on one of the industry’s largest dual displays. Available options include DC analog control, RS-485 communication and user inputs. Learn more.
DIN Rail Mount Controllers
Modular Controller
The Modular Controller from Red Lion allows users to seamlessly integrate multi-zone PID control, data acquisition and I/O into PC, DCS or PLC control systems. Stack up to 16 hot swappable modules together for an easy space saving solution. Available features include protocol conversion, built-in web and FTP servers. Learn more.
DLC
Red Lion’s Dual Loop Controllers (DLC) offer dual independent PID control loops to provide multi-zone process control. The DLC accepts signals from both temperature and process inputs and supports square root extraction flow sensor applications, dual analog output control and RS-485 communications. Learn more.