TLY25

Digital controller for refrigerating units

- Panel mount refrigeration controller
   78 x 35 mm
- Up to 2 Configurable probe inputs
- 1 Digital input
- 4 relay outputs
- Several defrost activation
    and defrost methods
- RTC for defrost activation
- 1 display, 4 digits, 12 mm
      Red or blue colour

Process inputs:

2 temperature probe inputs

- PTC KTY81-121 (990 Ω @ 25 °C)
- NTC 103AT-2 (10KΩ @ 25 °C)
Overall accuracy: ± 0,5 % fs + 1 digit

1 digital input

- Free Voltage

Keyboard

- Mechanical keyboard:
4 multifunction keys

Process outputs

4 digital outputs

OUT1
- Relay SPST-NO 16A-AC1 6A-AC3 250 VAC
OUT2....OUT4
- Supply H type:
    Relay SPST-NO 5A-AC1, 2A-AC3 250 VAC
- Supply F type:
    Relay SPST-NO 8A-AC1, 3A-AC3 250 VAC
(Note 1)

Power supply:

- 12 VAC/VDC± 10%
- 100… 240 Vac (50/60 Hz) ± 10%

Functions

- Stand-by mode
- ON/OFF control
- Start-up delay
- Real Time Clock for defrost activation(optional)
- Compressor protection timer

Defrost

Defrost start/stop:
- Manual
- Time intervals
- At set hours with internal RTC
Defrost methods:
- By compressor stop
- By electrical heater
- By hot gas
- By cycle reverse
Evaporator Fan Control

Alarms

Up to 3 different kind of configurable alarms:
- Probe errors
- Temperature thresholds: (absolute or relative)
- External alarm
- Door alarm

Communication and programming:

Interfaces

Communication on TTL port to: 
- Universal programming key
- Remote display
- RS 485 serial interface adapter TLCNV

Programming/configuration tools:

- Easy to use front interface for configuration
- Configuration software available for PC

Installation

Mounting method: panel mount
Case dimensions: 78 x 35 mm, depth 64 mm
IP65 front frame protection, with gasket and screw brakets

Connections

Signals connection
- 2,5 mm² screw terminals block

Display and indicators

1 display 4 digits, h 12 mm
      Red or blue colour
3 LED Bargraph + 5 indicating LEDs

Connectable to:

- Programming key A01
    for PC connection, backup and other functions
- RS 485 serial interface adapter A30

Notes

1) 16 A Max. on common line (Terminal 1)

UL Recognition Canada USA

File no. E206847
Ref. UL/CSA 60730-1-2-9