XEV22D Dixell Stepper Electronic Expansion Digital Controller

Digital Controller

XEV22D - STEPPER ELECTRONIC EXPANSION VALVE DRIVER WITH INTEGRATED DISPLAY

Fitur
Dukungan katup ekspansi ON/OFF (berdenyut) dengan daya maksimum 30W dan koil c.a.
Input analog suhu (NTC, PTC, Pt1000)
Input analog tekanan (0÷5V, 4÷20mA)
Kemungkinan untuk menyiarkan melalui LAN sinyal tekanan ke kabinet multipleks
Manajemen alarm (visual, relai)
Cool Defrost untuk pengurangan waktu pencairan
Kontrol adaptif super panas
Protokol komunikasi standar ModBUS-RTU
Hot Key untuk pemrograman cepat dan mudah

Specifications

Generals : Keyboard: 3 push buttons
Power supply : 24Vac/dc
Probe inputs : Suction pressure: 4÷20mA, 0÷5V - Suction temperature: NTC, Pt1000
Digital inputs : 2 x configurable
Relay outputs : Alarm: 8A configurable
Other : Valve driver output: stepper - Hot Key / Prog Tool Kit output: present - Serial output: RS485 - Alarm recovery by LAN: present - Battery backup input: present
Power absorption : depending on connected valve 20VA max
Display : 3 digits, red LED, 14,2mm high
Data storing : on the non-volatile memory (EEPROM)
Operating temperature : 0÷60 °C
Storage temperature : -25÷60°C
Relative humidity : 20÷85% (no condensing)
Resolution : 0.1°C
Accuracy (at ambient temperature) : ±0.7°C ±1 digit