Tekon - Model AC21 -72x72 Advanced Process Controller

2X4 Digit Numeric Display. 2 Led Indicator. Transmitter Power Supply Output (24Vdc) Universal Sensor Input (TC, RT, mA, mV, V) Auxiliary Analog Input (0/4-20mA). 3 Digital Input. RS485 Communication Unit Analog Output (0/4-20mA, 0/2-10V). 2 Relay or Logic Output (24Vdc) 100-240Vac Universal or 24Vac/dc Power Supply Isolated Between Input/Output Modules. Non-Feedback Rational Valve Control (Floating Control). PID Heating/Cooling. Auto-Tuning (PID parameters automatic adjust). Automatic/Manual Working Modes. Bumpless Transfer Ability. Sensor Error Detection. Remote Control Set Ability. 8 Optional Set Point. Ramp Function. Retransmission (for Process and Set Value). 15 Different Relay Functions. ON/OFF, P, PI, PD, PID Control. Linear and Time Proportional Control Output. 100ms Sampling and Control Period. Standard MODBUS RTU Communication Protocol. 3 Years Warranty for Manufacturing Errors.