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
1. Main feature: Heavy industrial CE approved 100V/m EMI protection Reverse polarity protection Extended temperature range 1% total error band Compact outline 2. Specifications: Range: 0 to 16bar Overload pressure: 2 times of rated pressure Burst pressure: 3 times of rated pressure Accuracy: ±1%F.S Analog signal output: 4-20mA Wiring: 2 wires Power supply: 9-30V DC Pressure port: NPT1/4
Best reliability and stability High density sintered alloy filter and electrostatic thin film element Excellence under the damp-proof and dust-proof conditions Low voltage and long-distance transmission Analog signal transmission (4-20mA)
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
3-step fan speed control (low/mid/high) All-in-one (control and display) Easy-to-use control Auto save and restoration of parameter values Self-diagnosis
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)
- Built-in digital motor protection function of digital types - Can check motor current and cause of failure via data display - Has a variety of protective elements (overheating, overcurrent, undercurrent, lock protection function) - Be easy to check the cause of failure by storing the last one - Built-in switching type power supply (light weight and energy saving by low power consumption) - Built-in open type standard communication protocols (MODBUS RTU) - Built-in fuse disconnection detection function
Pressure range: -199-500Pa (-0.8-2.0 inch H2O, -20-50mm Aq) Compact panel-mounted controller High resolution of differential pressure Excellent long-term stability 2 relay or 2 NPN-TR outputs Analog signal output (4-20mA) configuration RS485 communication (MODBUS/ASCII)
- User-friendly intuitive UI - Easy and convenient touch switch - Various applications (Door types, light control, and circulation fan) - 16 powerful timers (Trip log) - Special Technical Support by Dotech
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