LCD display control system of refrigerated air dryer

Function:

Set

Contain 4 buttons to set.

Display

128x32 LCD and 7 pcs of LED lights to show alarm information.

Temp. detect

detect and display 4 channels of temperature (inlet gas, outlet gas, condensation, evaporation).

Temp. offset

Offset of each temp. can be programmed to avoid error

Analog signal

4-20mA current signal x2, pressure and dew point

Language

Chinese / English

Compressor reduce-voltage start

switch time will be take before start compressor

Delay certain time before restart compressor, each time can be re-programmed

Fan control

Control fan motor based on condensing temperature

Auto drain

Control the work of drain valve based on preset value.

Compressor protect

Start protect: delay certain time when start compressor

Alarm protect: stop compressor when has overload alarm, high pressure alarm, low pressure alarm signal.

Dew point control

Control compressor based on dew point

Alarm

N.O signal x1, output alarm signal via relay

Communication

Supply monitor software free, Modus profile, use RS485 interface.

Remote /local

Can choose different control mode, remote control or local control

Link

Can be controlled by outer link signal

Subordinate start

Output a start signal for subordinate machine after compressor work

Performance Indices:

Type

XJK-LG5C

Rating voltage

AC 220V 50Hz

Temp. detect range

0- 90°C

Temperature precision

± 1°C

Temp. sensor

NTC

Pressure/dew point signal

4-20 mA

Output

8 x dry contact via relay (N.O.)

Output capacity

5A @250VAC

Box size

215x145x105