e31

Digital controller, 2 NTC inputs and 1 output

  • Digital controller 78x35 mm, depth 64 mm
  • Front protection degree IP65 (NEMA 3S) with external gasket and screw brackets (optionals)
  • 1 display with 3 digits, h 17.7 mm, red or blue colour
  • 2 inputs for temperature probes: NTC 103AT-2 (10KΩ@25°C)
    or 1 digital input for free voltage contacts as alternative to input 2
  • Power supply: 12 VAC/VDC, 115 VAC, 230 VAC ± 10%
  • Frequency: 50/60 Hz
  • Power consumption: 3VA approx.
  • Output: 1 relay output as in the following table
    EN 61810 EN 60730 UL 60730
    Out1 (H) -
    SPSTNO- 30A -
    2HP 250V, 1HP 125 VAC
    30 (15) A 15 (15) A 15 A Res., 96 LRA, 16 FLA
    Out1 (R) -
    SPSTNO- 16A -
    1HP 250V, 1/2HP 125 VAC
    16 (9) A 10 (4) A 12 ARes., 30 LRA, 5 FLA
  • ON/OFF control
  • Defrosting control: at time intervals by stopping compressor
  • ENERGY SAVING FUNCTIONS
  • Overall accuracy: ± 0.5 % fs + 1 digit