How do I reset my Ranco electronic temperature control?

How to Set a Ranco Thermostat

  1. Locate the LCD window and the keypad on your Ranco ETC thermostat.
  2. Press the “Set” key on the keypad to begin programming the thermostat.
  3. Press the “Set” key a second time to access the set-point menu.
  4. Press the “Set” key a third time to access the thermostat’s differential menu.

What does E1 mean on a Ranco electronic temperature control?

Display Messages E1 – Appears when either the upt or down key is pressed when not in the programming mode. To correct: If the E1 message appears even when no keys are being pressed, replace the control.

What is electronic temperature control?

A temperature controller is a device used to calculate the difference between a setpoint and a measured temperature. Temperature controllers provide on/off control for a range of applications like commercial heating, cooling, air conditioning, and refrigeration.

Who owns Ranco?

Ranco Inc., a maker of automatic control devices, said it had agreed to be acquired by the British concern Siebe P.L.C. for about $148 million, or $40 a share.

How do you unlock a Ranco thermostat?

To access the lockout switch, disconnect the power supply and open the control. The switch is located on the inside cover about 2 inches above the bottom. (see Figure 4). To disable the keypad, slide the switch to the left LOCK position.

How do you troubleshoot a sensor?

How to Troubleshoot Speed Sensors

  1. 1.) Check Sensor Connection.
  2. 2.) Check Gap.
  3. 3.) Resistance Measurement (two wire plug only)
  4. 4.) Check Power (three wire plug only)
  5. 5.) Check Wiring (three wire plug only)

How do I test my temperature controller?

Check temperature controller settings

  1. Check input settings on temperature controller.
  2. Instrument shows: Input signal higher or lower than limit (Out of range error)
  3. Instrument shows: Sensor Break Error (Open Circuit)
  4. Conduct a visual check of the temperature sensor.
  5. In-head thermocouple multimeter check.