Selec TC518 Temperature Controller

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Selec TC518 Temperature Controller is a PID/On-Off controller that can control various temperature-sensitive processes. It has a dual display that shows the current and set point temperatures. The controller also features various features, such as autotuning, alarming, and relay output.

Applications: Temperature & process indication, plastic molding/extrusion temperature monitoring, Heat treatment – furnace temperature monitoring, Chillers, Water heating boilers, Oven Control, Pressure/ Level/ Flow Monitoring.

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Select TC518 Temperature Controller features a dual LED display showing the current and setpoint temperatures. This allows users to easily see the controller’s status and make adjustments as needed. The controller also features PID control, the most advanced type of temperature control. PID control allows the TC518 to maintain a precise temperature, even in rapidly changing conditions.

Features of Selec TC518 Temperature Controller:

  • PID/on-off control modes
  • Autotune PID function
  • Thermocouple and RTD inputs
  • Relay or SSR output
  • Degree C/F selectability
  • Dual display, 4-digit, 7-segment LED
  • Three front-panel buttons
  • Rugged and durable construction

Additional information



Model No


Measuring Parameters

Temperature and Humidity


4 Digit 7 Segment LED Display of Height 4"

Operating Temperature

0 to 50°C (32 to 122°F)

Storage Temperature

-20 to 75 C (-4 to 167 F)

Type Of Input

Thermocouple (J,K,T,R,S) / RTD (PT100)

Indication Accuracy

For J, K & T inputs: 0.25% of F.S. ±1
For R & S inputs: 0.5% of F.S. ±2
(20 min of warm up time for TC input)
For RTD inputs: 0.1% of F.S. ±1
(F.S. = Full Scale)


1 °/ 0.1°

Sampling Time

250 ms

Protection class

IP65 for faceplate


160 Grams

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Selec TC518 Temperature Controller

Selec TC518 Temperature Controller