DIN rail mount digital thermostat with defrost
Process inputs:
1 temperature probe input
- PTC KTY81-121 (990 Ω @ 25 °C)
- NTC 103AT-2 (10KΩ @ 25 °C)
Overall accuracy: ± 0,5 % fs
1 digital input Free Voltage
Keyboard:
- Mechanical keyboard:
4 multifunction keys
Process outputs:
Up to 2 relay outputs
OUT1: 1 relay SPST-NO 16 A-AC1,6 A-AC3 / 250 VAC or 1 relay SPDT 16 A-AC1,6 A-AC3 / 250 VAC
OUT2: 1 relay SPST-NO 5 A-AC1 (2 AAC3/ 250 VAC)
Power supply:
- 12 VAC/VDC± 10%
- 24VDC/VAC ± 10%
- 100… 240 Vac (50/60 Hz) ± 10%
Functions:
- Stand-by mode
- ON/OFF control
- Start-up delay
- Compressor protection
Defrost:
Defrost start/stop:
- Manual
- Time based
Defrost methods:
- By compressor stop
Alarms:
Configurable alarm within the following types:
- Probe errors
- Temperature tresholds: (Hi / Lo)
- External alarms “AL”
Communication and programming:
Interfaces
Communication on TTL port to:
- Universal programming key
Programming/configuration tools:
- Easy to use front interface for configuration
- Configuration software available for PC
Installation:
Mounting method: DIN Rail Mount
Case dimensions: 70 x 84 mm, depth 60 mm (4 DIN module)
Front frame protection degree: IP40
Screw Terminal block protection degree: IP20
Connections:
- 2,5 mm² screw terminals block
Display and indicators:
1 display line, 4 digit, h: 12 mm, red colour
3 indicating LEDs
Connectable to:
- Programming key A01 for PC connection, backup and other functions
File no. E206847
Ref. UL/CSA 60730-1-2-9