XRi77CH

SKU: XRi77CH

DIGITAL CONTROLLER FOR PLUG-IN UNITS WITH VARIABLE SPEED COMPRESSORS

Specifications

Generals: Keyboard: 6 push buttons

Power supply: 110, 230Vac

Probe inputs: Thermostat: NTC, PTC - Defrost: NTC, PTC - Fans: NTC, PTC

Digital inputs: 2 x configurable

Relay outputs: Compressor: 16A - Defrost: 16A - Fans: 5A - Light, Alarm: 7A

Other: Hot Key / Prog Tool Kit output: present - Serial output: RS485 - Buzzer: optional - Real time clock: optional

Power absorption: CH: 3VA max
K: 10VA max

Display: 3 digits, red LED, 14,2 mm high

Data storing: on the non-volatile memory (EEPROM)

Operating temperature: 0÷50 °C

Storage temperature: -25÷60°C

Relative humidity: 20÷85% (no condensing)

Measuring and regulation range: NTC probe: -40÷110°C
PTC probe: -50÷150°C
PT1000 probe: -100÷150°C

Resolution: 0.1°C or 1°C

Accuracy (at ambient temperature): ±0.5°C ±1 digit

Features

Reduction in reactive power demand
Extended appliance reliability
Efficient management of product maintenance temperature
Low noise and vibrations
Single/double compressor (XWi)
Single/multiple variable speed ventilators (XWi)
Frequency/serial control for VCC (XWi)
Condenser control and alarm monitoring
Dual control mode for chiller and freeze applications