VSD (variable speed drive) and energy saving Large display and easy-to-use user interface Trip data log Convenient maintenance Various analog signal outputs Multi-language support RS485 communication (MODBUS)
Embedded Run/stop switch Various timer function Alarm and shutdown function Self diagnosis Thermometer and manometer
Embedded Run/Stop switch Various timer function Alarm and shutdown function Self diagnosis Thermometer and manometer
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Efficient receptor/scroll compressor control and convenient operation and maintenance Various applications (chiller, CDU, spot cooler, water-cooled/air-cooled refrigerator and heat pump system) Trip data log (up to 160 events) Powerful timers (start delay, auto-stop delay and pump-down delay) Temperature and pressure control (inlet/outlet temperature, intake pressure and discharge gas temperature control)
Efficient step/stepless control, convenience for operation and inspection One-touch setup function (choosing the maker automatic setup according to their basic spec) (Bitzer, Hitachi, Refcomp, Fusheng, Hanbell, Mitsubishi, Roltec and Kobe) Strong timer function (step delay, start delay, auto-stop delay, restart delay and pump down delay) Temperature control, pressure control (input temperature, output temperature, intake pressure control, discharge gas temperature control and observation)
VSD (variable speed drive) and energy saving 1-2 stage oil-free screw compressor control Large display and easy-to-use user interface Trip data log Convenient maintenance Various analog signal outputs (options) Compact all-in-one type with high performance and powerful functions RS485 communication (Modbus) and scalability
Efficient control of multiple oil-free scroll compressors Intelligent balance control by rotation Large display and easy-to-use user interface Trip data log Convenient maintenance Compact all-in-one high performance and powerful functions Analog signal output of pressure (4-20mA) RS485 communication (Modbus)
VSD (variable speed drive) and energy saving Large display and easy-to-use user interface Trip data log Convenient maintenance Various analog signal outputs Compact all-in-one high performance and powerful functions RS485 communication (Modbus)
Efficient control of multiple air compressors Intelligent balance control by rotation Large display and easy-to-use user interface Trip data log Convenient maintenance Analog signal output Compact all-in-one type with high performance and powerful functions RS485 communication (Modbus) and scalability
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Control of multiple rack compressors Control of up to 8 units (compressors and/or CDUs)- default: 4 compressors + 4 condensers Efficient control of multiple units (setting up on/off respectively or between steps) Perfectly even operation time (less than 1 hour of difference in total time) Pressure/temperature control (intake pressure and discharge pressure respectively or linked control) Powerful trip data log (up to 160 events) Optimal control of condensing fan speed (4-20mA PID control) Transmission (pressure and temperature) PC monitoring system via RS485 of MODBUS protocol
Reciprocating and scroll compressors (chiller and CDU) Super PID control algorithm Dual sensor input processing Powerful trip data log Various analog outputs Multilanguage support Flexible and reasonable choice at competitive price
Compact size and unibody type Excellent EMI/EMC and noise properties Embedded ASIC for high accuracy Wide range(-40 to 100°C) DIN and cable type Perfect compatibility with dotech's air compressor controllers
Dotech's complete solution against refrigerant leak and noise Refrigerant-dedicated sensor for compressor or condenser fan Smart control (step control, rotating operation, delay time Set, pressure control modes) Digital All-in-one (pressure switches, gauge and controller) Easy installation and reasonable price
Temperature and humidity control function, maximum 6 loop of independent step operating function Alternative operation by maximum 4 compressors and 8 heaters Backup operating function Prevention from frequent starting failure occurred by low pressure hunting using low pressure switch in compressor Successive starting function, pump down function and prevention from restarting function Control function for cold water, hot water, steam valve, SCR, damper designed for HVAC (4-20mA PID control) Detection of error in temperature and humidity sensor, alarm function and output of equipment state (cooling and dehumidification and heating and humidification)
