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Screw Compressor Controller [DX200]

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[Basic Infomation]
[Additional Information]
  • MaterialPC ABS

[DOTECH, inc.]

  • South Korea South Korea
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Product Detail Information


[DX200] Screw Compressor Controller(1 Cycle & Stepless Control)

- Efficient stepless control and convenient operation and maintenance
- One-touch setup by brand(Bitzer, Fusheng, Hanbell, Hitachi, Kobe, Mitsubishi, Roltec, and Refcomp)
- Powerful timers(step delay, start delay, auto-stop delay, restart delay, and pump-down delay)
- Temperature and pressure control(inlet/outlet temperature, intake pressure, and discharge gas)


Microprocessor-based DX200 controls the timing of capacity adjustment for energy saving and guarantees the best control and safety with the perfect interface for safety devices.



High Performance RISC Micom
A high performance RISC micom integrates operations and controls digitally and precisely. It handles the instructions really fast and reduces the risks with high sample rates.

Large Display and Easy-To-Use User Interface
A 5" LCD of 240X128 resolution supports the multilingual(English, Japanese, Chinese, and Korean language) texts and images for users. Any operators can select all the menus by following the steps on the screen.
It is as easy as your fingertips.

Operation Status Display
DX200 displays the operation status of a compressor and waiting time.

Compact Size, Simple Operation, and Intelligent Multifunctions for Screw Compressors
Integrating modules of control and display makes it possible to be compact and reliable. It can be installed almost everywhere, even at small spaces, and applied to various screw compressors. With the real-time information on the screen and simple operation as well as intelligent multifunctions, operators can handle the situations without problem and save the time, money, and efforts for maintenance.

Trip Data Log
DX200 records the important data such as trip is recorded and traces up to 160 events. It provides the useful information for analysis and troubleshooting including history while tripped.

Noise-Free Solutions
Digital I/O signals are completely insulated to block the signals from outside affecting the mainboard. There are safety functions in CPU. Brownout monitors the control power in real time and watchdog checks the status continuously(every 32msec) and makes it recover from CPU down by noise automatically.

RS485 port, MODBUS RTU stnadard protocol, MMI software, and automatic interface are supported.







230(W) x 150(H) x 45(D) 


204(W) x 90(H), Mount Hole Ø5 x 4EA


AC24V, 50/60Hz or DC24V Max. 20VA

※Power Trans(24069001) - Optional



Opto-Isolation 10EA(5X2 common), AC24V or DC24V


Relay Contact, 12EA(4X3 common), 250V 10A



NTC 3EA, 0~1Vdc, 4~20mA 2EA



3Ch Analog Output



RS485(Half-Duplex Type)
2 Channels(MODBUS RTU)

Screen & Touch

5" LCD (240 X 128) / LED Backlit/ Membrane Keypad


Temperature -10~60℃  / Humidity 5~95%RH


Temperature -30~80℃  / Humidity 5~95%RH




Product Detail Image

Screw Compressor Controller -DX200-

Screw Compressor Controller -DX200-