ATC Automatic Timing & Controls ATC550S10000 1/16 DIN ON/OFF PID Controller w/SSR Output


The ATC Automatic Timing & Controls ATC550S PID temperature controller comes standard with a dual 4-digit, 7 segment LED display. Features include TC / RTD input, two setpoints, Celsius (°C) and Fahrenheit (°F) selectable scale, field selectable control output (relay or SSR), auxiliary output (SSR) and LED indicators.

Specifications of the ATC550S include 250ms sampling, resolution of 0.1 / 1 degree for TC /RTD inputs, indication accuracy of 0.25% of F.S. ± 1 degree for J,K and T inputs, heat-cool control and deviation / absolute settings for alarm output.

The ATC550S comes in a 1/16 din (48 x 48 mm) housing with contact ratings of 5A at 230ACV / 30DCV resistive for control and alarm, a 12 DCV SSR drive and a supply operating voltage range of 85 to 270 AC/DCV (50/60 Hz). The ATC550S is UL approved and CE certified.


  • Dual Display, 4-digit, 7 segment LED
  • TC/RTD
  • PID, ON/OFF Control
  • Two Setpoints
  • °C/ °F Selectable
  • Field selectable Control Output (Relay or SSR)
  • Auxiliary Output: SSR
  • Easy to use
More Information
Features Dual Display
Manufacturer Automatic Timing & Controls
Power ACV, DCV
Type Digital Panel Meters
Additional Skus ATC550S10000
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