Inputs:
1 input for temperature probes:
- PTC KTY81-121 (990 Ω @ 25 °C)
- NTC 103AT-2 (10KΩ @ 25 °C)
Overall accuracy: ± 0.5 % fs + 1 digit
Keyboard: Mechanical and "Sensitive-Touch"
 
Outputs:
1 relay output:
- OUT1 SPDT or SPST-NO 16A-AC1, 6A-AC3 250 VAC, 1 HP 250 VAC, 1/2HP 125 VAC
12 A max for each terminal with extractable terminal block
Internal buzzer for alarm indication
 
Power supply:
- 12 VAC/VDC ±10%
- 12...24 VAC/VDC ±10%
- 100...240 VAC ±10%
Frequency AC: 50/60 Hz
Power consumption: around 4 VA
 
Control functions
Stand-By mode
Control strategies :
- ON/OFF
Up to 4 configurable alarms:
- Probe error “E1”, “-E1”
- Temperature tresholds: “Hi”, “Lo”
Compressor protection
Start-up delay
 
Communication and configuration:
Communication on TTL port to:
- Universal programming key
- Remote display