Digital integration with analog switch and gauge An integrated control for high, low-pressure protection and high-pressure fan Various selectable display units such as MPa, kgf/cm2, bar and psi Automatic/manual reset, selection of various refrigerants Precise pressure control, sensor offset and sensor error detection
Digital integration with analog switch and gauge High-pressure protection, low-pressure protection and oil pressure protection, an integrated high-pressure fan control Various selectable display units such as MPa, kgf/cm2, bar and psi Automatic/manual reset, selection of various refrigerants Precise pressure control, sensor offset, sensor error detection
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 solutions against refrigerant leak and noise Accurate measurement with dedicated sensors (low and high pressure refrigerants) Display of saturation temperature of refrigerant All in one (pressure switch and gauge) Easy installation
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
Virtual COM port mode of USB to RS485 converter ESD and Surge Protection Built-in USB-Powered(no extra power supply) TX-Enable without control signal
High stability and reliability Digital calibration Packard connector Zero point can be shifted freely
Economical and stable Various input sources for valve open ratio control Compatible with various refrigerants Smart-rail mount
High precision temperature transmission Optimized for precision industry Configurable analog signal transmission (4-20mA) Communication via RS485 MODBUS (PC-HMI and PLC) Built-in LCD Simple and sleek design
Economic and reasonable OEM humidity sensor module Humidity voltage output: 1-3.6V Low power consumption Long stability and proven reliability not affected by repetitive condensations Direct interface with micro-controller RoHS Directive-compliant
2-wire technology and analog signal output (4-20mA) High accuracy in total ambient temperature range Wide power supply range (voltage) Easy programming (calibration) via HART modem
Stable multiple control over up to 128 units via 2-way RS485 communication Individual or simultaneous set value changes of TX3 series connected Rotating display of each room status Average temperature computation
High resolution of differential pressure Pressure unit selection and variable range display Excellent long-term stability Sensor error detection Analog signal output (4-20mA) and range configuration RS485 communication (ModBUS/ASCII)
Smart-rail mount design Valve open ration control mode by external signal Compulsory valve open ration control mode by RS485 Open ratio maintenance mode for user’s input Possible to precise control by hot gas by-pass operation Various types of refrigerant are available Compatibility with various kinds of EEV
- Great performance with excellent RTD sensor element - 2-Wired 4~20mA output - IP65 class for the extreme condition use
Economical and stable Various input sources for valve open ratio control Compatible with various refrigerants Smart-rail mount (DIN 35 rail) Micro step drive/1/65000 control
Integral & flush type transmitter Application of high resolution graphic LCD Capacitive touch button Displays four measured values (T, RH, dT, differential pressure) Display function of trend data graph 2 digital alarm outputs 3 analog (4~20m A) outputs RS485 modbus RTU communication Front cover made of stainless steel
Related parameters Fluid: R22, R407C, R410A + refrigerant oil Ambient temperature: -30 - 60°C (conductivity less than 50%) Rated voltage: DC 12V ±10%, rectangular Wave Drive: step motor phase 4 Excitation: phase 2-2 Excitation speed: 100PPS-250PPS Flow direction: bi-flow Full stroke: 2000 pulses
Economic and reasonable sensor of high accuracy and quality Compact size and slim design Compatible plug-in module design Various combinations of temperature and humidity outputs including passive
MEMS technology-based ultra-precise digital sensors Excellent long-term stability and self digital correction RS485 communication Free monitoring S/W for PC Slim size with large display Excellent long-term stability and self-digital correction
