Controllers

Select Series

Select Series \| Board B41 Board PID Temperature Controller • Fuzzy PID control for fast response • Dual output for heat/cool or alarm • Auto-tuning for easy setup • RS-485/RS-232 Modbus RTU • Compact board for embedded use	Select Series \| 96mm x 96mm L41 Safety Limit Controller • Fast 5Hz Sampling Rate • Universal Input Compatibility • Latch-Type Output Safety • Remote Reset and Lock Input • Flexible Digital Communication
Select Series \| 48mm x 48mm L91 Safety Limit Controller • Universal input: TC, RTD, mV, V, mA • Latching relay for safety interlock • Dual display for PV and setpoints • RS-485 & retransmission support • USB config via programming port	Select Series \| 22.5mm x 96mm L22 Process Limit Controller • Fuzzy PID control for fast response • Dual output for heat/cool or alarm • Auto-tuning for easy setup • RS-485/RS-232 Modbus RTU • Compact board for embedded use
Select Series \| 96mm x 96mm L42 Process Limit Controller • High-bright LCD for clear visibility • Universal input for multiple signals • Fast 200ms process sampling rate • Dual output: Relay, SSR, or analog • Micro USB for offline configuration	Select Series \| 48mm x 48mm L62 Process Limit Controller • Fast 200ms process value sampling • Supports TC, RTD, mV, V, mA input • Dual output: Relay or SSRD • Optional RS-485 & retransmission • Keypad setup with LCD display
Select Series \| 96mm x 96mm P41 Profiling Controller • 9 Profiles with 64 Segments • Fuzzy + PID for Fast Stable Control • Event Output and Segment Jump • 18-bit A/D, 15-bit D/A Accuracy • RS-485 and Analog Output Options	Select Series \| 48mm x 48mm P91 Profiling Controller • 9 Profiles with up to 64 Segments • Fuzzy Logic + Auto-Tuning PID Control • Event Outputs & Segment Jumping • RS-485 and Analog Output Options • Fast 200ms Sampling & High Accuracy