Description
• Drivers for ON/OFF (pulsed) and stepper electronic expansion valve management
• ON/OFF (pulsed) expansion valve support with 30W max power and coil c.a.
• Temperature analog inputs (NTC, PTC, Pt1000)
• Pressure analog inputs (0-5V, 4-20mA)
• Possibility to broadcast via LAN the pressure signal to multiplexed cabinets
• Alarm management (visual, relay)
• Cool Defrost for defrost time reduction
• Superheat adaptive control
• Standard communication protocol ModBUS-RTU
• Hot Key or Prog Tool Kit connector for a quick and easy programming
• 20VA max power absorption
• Display with red LED (10.5mm high) and icons
XEV11D ON/OFF Electronic expansion valve driver
XEV12D ON/OFF Electronic expansion valve driver with integrated display
XEV21D Stepper electronic expansion valve driver
|
FEATURES |
XEV11D |
XEV12D |
XEV21D |
|
Display: n° digits |
|
on keyboard ± 3 d.p. |
on keyboard ± 3 d.p. |
|
Keyboard push buttons |
|
push buttons : 3 |
|
|
Power supply |
24, 110, 230Vac |
24, 110, 230Vac |
24Vac |
|
Probe inputs |
|
Suction pressure |
4-20mA/0-5V |
4-20mA/0-5V |
4-20mA/0-5V |
|
Suction temperature |
NTC, Pt1000 |
NTC, Pt1000 |
NTC, Pt1000 |
|
Digital inputs |
|
Free of voltage |
present |
present |
present |
|
High voltage |
present |
present |
present |
|
Relay outputs |
|
Alarm |
8A config |
8A config |
8A config |
|
Other |
|
Valve driver output |
ON/OFF up to 30W |
ON/OFF up to 30W |
stepper |
|
Hot Key / Programming Tool Kit |
present |
present |
present |
|
Remote keyboard output |
KB1 PRG |
|
|
|
Serial output |
RS485 |
RS485 |
RS485 |
|
Alarm recovery by LAN |
present |
present |
optional |
|
Buzzer |
option |
option |
|
|
Battery backup input |
|
|
present |
XEV22D Stepper electronic expansion valve driver with integrated display
XEV32D Stepper electronic expansion valve driver with integrated display and sub-cooling management
|
FEATURES |
XEV12D |
XEV21D |
|
Display: n° digits |
on keyboard ± 3 d.p. |
on keyboard ± 3 d.p. |
|
Keyboard push buttons |
push buttons : 3 |
push buttons : 3 |
|
Power supply |
24Vac/dc |
24Vac/dc |
|
Probe inputs |
|
Suction pressure |
4-20mA/0-5V |
4-20mA/0-5V |
|
Suction temperature |
NTC, Pt1000 |
NTC, Pt1000 |
|
Output liquid temperature |
|
NTC, Pt1000 |
|
Digital inputs |
|
Free of voltage |
present |
present |
|
High voltage |
present |
present |
|
Relay outputs |
|
Alarm |
8A config |
8A config |
|
Other |
|
Valve driver output |
stepper |
stepper |
|
Hot Key / Programming Tool Kit |
present |
present |
|
Serial output |
RS485 |
RS485 |
|
Alarm recovery by LAN |
present |
present |
|
Battery backup input |
present |
present |
More detail about Arctic Refrigeration Components Supply Sdn Bhd
