Y39C Digital Controller

For refrigerating units with real time clock

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  • 3 probe inputs (or digital input)
  • Up to 2 relay outputs
  • Buzzer, differential temperature control.
  • Available with "Sensitive Touch" keyboard, RTC and extractable terminal block.

Process inputs:
3 inputs for temperature probes:
PTC KTY81-121 (990 Ω @ 25 °C)
NTC 103AT-2 (10KΩ @ 25 °C)
Pt1000 (1000 Ω @ 0° C)
Overall accuracy: ± 0.5 % fs + 1 digit
1 Free voltage digital input (alternativelly to the third input)

Process outputs:
up to 3 relay outputs:
   16A-AC1, 6A-AC3,1HP 250VAC, 1/2HP 125 VAC)
   8A-AC1, 3A-AC3 1/2HP 250VAC, 1/3HP 125 VAC
   5A-AC1 2A-AC3 250 VAC 1/8HP 125-250VAC)
16 A Max. for common (pin. 1), 12 A Max. for extractable terminal block model
Internal buzzer for alarm indication

Power supply:
Power supply :
- 12 VAC/VDC ±10%
- 12...24 VAC/VDC ±10%
- 100...240 VAC ±10%
Frequency AC: 50/60 Hz
Power consuption: around 4 VA

Control functions:
Stand-by mode
Control strategies :
ON/OFF for differential and auxiliary control
Up to 6 configurable alarms as :
- Temperature tresholds: “Hi”, “Lo” for each probe
Start-up delay
Real time clock (RTC) for event activation 

Communication and configuration:
Communication on TTL port to:
- Universal programming key
- Remote display 

78x35 mm, depth 64 mm + 11.5 mm with extractable terminal block
- 2.5 mm² screw terminals block
- 2.5 mm² extractable screw terminals block
IP65 front frame protection, with gasket
1 display with 3 digits, h 15,5 mm, red or blue colour

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