1 PCS used E+H RIA452 Process Controller RIA452-A212A11A #LYQ007
1 PCS used E+H RIA452 Process Controller RIA452-A212A11A #LYQ007
1 PCS used E+H RIA452 Process Controller RIA452-A212A11A #LYQ007
Original Factory Precision Parameters (Model: E+H RIA452-A212A11A Process Controller)
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Parameter Category
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Parameter Name
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Original Factory Precision Specification
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Basic Information
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Product Model
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RIA452-A212A11A; E+H (Endress+Hauser) Genuine Original Industrial-Grade Process Controller, 100% unused and unrefurbished genuine parts, consistent with E+H's official model coding standards. It belongs to universal PID process controller, designed for dedicated matching with various industrial process control systems, with fixed configuration and excellent industrial environmental compatibility, focusing on high control precision, stable operation and strong anti-interference.
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Manufacturer Standard
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Manufactured by Endress+Hauser (E+H, Genuine Original Factory); Compliant with ISO 9001 Quality Certification, CE, RoHS, IEC 61010-1 (Safety Requirements for Electrical Equipment), IEC 61326-1 (Electromagnetic Compatibility Requirements) Industrial Standards; Conforms to E+H Internal Technical Standard and Process Controller Manufacturing Norms, as well as EMC Standards EN 55011 (Emission) and EN 55022 (Immunity), meeting the precision calibration requirements of international industrial process control standards.
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Product Series
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E+H RIA452 Series Industrial-Grade Universal Process Controller; Microprocessor Control Technology; Designed for high-stability process parameter control and monitoring in industrial automation and process control scenarios, with fixed control mode, input/output specifications and interface parameters, dedicated to matching specific industrial process control equipment and systems.
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Core Control & Input Parameters
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Control Mode
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Standard PID Control (Proportional-Integral-Derivative); Optional On-Off Control, PI Control; PID Parameter Autotune Function (Self-Tuning); Manual/Auto Control Switching; Anti-Windup Function; Control Cycle: 0.1s ~ 10s (Stepless Adjustable); High control stability, adapting to different dynamic and static process control requirements.
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Input Signal Type
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Universal Analog Input: 4~20mA DC (2-Wire/4-Wire), 0~10V DC, 0~5V DC; Thermocouple Input: J, K, T, E, S, R, B Type; RTD Input: Pt100, Pt1000 (3-Wire/4-Wire); Input Impedance: ≥1MΩ (Voltage Input), ≤100Ω (Current Input); High input compatibility, supporting most common industrial process sensors and transmitters.
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Input Accuracy
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Analog Input Accuracy: ±0.1% FS (Full Scale); Thermocouple Input Accuracy: ±0.2% FS + 0.1℃; RTD Input Accuracy: ±0.1% FS + 0.05℃; Repeatability: ≤0.05% FS; High input precision ensures accurate collection of process parameters, laying a foundation for precise control.
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Measurement Range
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Voltage Input: 0~5V DC, 0~10V DC; Current Input: 4~20mA DC (Corresponding to 0~100% Process Range); Thermocouple Input: -200℃ ~ 1800℃ (Depends on Thermocouple Type); RTD Input: -200℃ ~ 850℃; Measurement Range Stepless Adjustable (Within Rated Input Range); Wide measurement range, adapting to different process parameter monitoring requirements.
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Display Parameters
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Display Type: Dual 4-Digit LED Digital Display (Process Value + Set Value); Display Resolution: 0.01% FS; Display Refresh Rate: 1 Time/Second; Display Unit: Switchable (℃, ℃, MPa, %, etc.); Backlight: White LED (Adjustable Brightness, Optional On/Off); Clear and intuitive digital display, convenient for on-site observation of process parameters and set values.
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Alarm Function
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Alarm Type: High Limit Alarm, Low Limit Alarm, Deviation Alarm, Fault Alarm (Dual Alarm Channels); Alarm Threshold: Stepless Adjustable (Within Measurement Range); Alarm Output: Relay Output (SPDT, 250V AC/3A, 30V DC/5A); Alarm Indication: LED Red Light Flashing (Synchronized with Output Signal); Timely alarm for abnormal process parameters, ensuring safe operation of the production process.
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Calibration Function
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Calibration Mode: Manual Calibration, Factory Calibration, On-Site Re-Calibration Supported; Calibration Accuracy: ±0.05% FS; Calibration Memory: Power-Off Memory (Saves Calibration Parameters Permanently); Built-in Standard Calibration Signal Output, convenient for on-site calibration and maintenance, ensuring long-term control and measurement accuracy.
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Response Time
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Input Response Time: ≤50 ms (From Signal Change to Display Update); Control Response Time: ≤100 ms (From Parameter Change to Control Output Adjustment); Alarm Response Time: ≤150 ms; Fast response speed, adapting to dynamic process control scenarios and ensuring real-time regulation of process parameters.
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Electrical & Interface Parameters
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Supply Voltage
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Rated Value: 24 V DC; Input Voltage Range: 18 ~ 30 V DC; Optional 100~240 V AC (50/60 Hz); Power Consumption: Typical 1.5 W, Maximum 2.5 W; Built-in voltage stabilization and reverse polarity protection modules, ensuring stable operation under voltage fluctuation (±10% of rated voltage); Low power consumption, suitable for long-term continuous operation.
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Output Interface
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Control Output: 4~20mA DC (Load Resistance ≤750Ω), Relay Output (SPDT, 250V AC/3A, 30V DC/5A); Communication Output: RS485 Communication Interface (Modbus RTU Protocol); Transmission Distance: Up to 1200 m (Without Amplifier); Fast and stable data transmission and control signal output, supporting remote monitoring and control of process parameters.
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Control Interface
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Control Interface: 2-Channel Input (Set Value Adjustment, Control Mode Switching); Control Signal: DC 5V ~ 24V; Supports on-site manual control and remote control of process parameters (set value, PID parameters, alarm threshold, etc.), easy to integrate into industrial automation control loops.
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Insulation Resistance
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Between Signal Terminal and Housing: ≥1000 MΩ (500 V DC); Between Power Terminal and Signal Terminal: ≥2000 MΩ (500 V DC); High insulation performance, effectively preventing electrical interference and leakage, ensuring safe and stable operation of the controller and connected equipment.
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Protection & Anti-Interference Parameters
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Comprehensive Protection Functions
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Electrical Protection: Reverse Polarity Protection (≥30 V DC), Overvoltage Protection (≤18 V DC, ≥30 V DC), Short-Circuit Protection; Device Protection: Overheating Protection, Dust and Water Protection, Fault Self-Diagnosis Protection; Automatic protection when fault occurs, effectively extending the service life of the controller, with fault code display for easy troubleshooting.
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Anti-ESD Performance
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Anti-Electrostatic Discharge (ESD): ±25 kV (Air), ±15 kV (Contact); Complying with IEC 61000-4-2 standard; Effectively resisting static interference in industrial installation and operation processes; Preventing static damage to the controller's internal electronic components and signal processing module.
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EMC Compliance
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Emission: EN 55011 Class B; Immunity: EN 55022 Class B; Anti-Electromagnetic Interference (EMI): ≥2000 V AC (Isolation); Effectively resisting industrial electromagnetic interference from frequency converters, motors and other equipment, ensuring stable process control and data output in complex electromagnetic environments.
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Protection Grade
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Overall Protection Grade: IP65; Dust-tight and water-resistant (Protected against water jets from any direction), effectively preventing dust, water splashing and oil pollution from entering the controller, adapting to harsh industrial production environments such as workshops and production lines.
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Environmental & Physical Parameters
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Operating Environment
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Operating Temperature: -10℃ ~ +60℃ (Ambient Temperature); Storage Temperature: -40℃ ~ +85℃; Operating Humidity: 10% ~ 90% RH (Non-Condensing); Storage Humidity: < 80% RH (Non-Condensing); Cooling Method: Natural Cooling; Adaptable to common industrial environmental temperature and humidity ranges, ensuring stable operation in different regions and workshops.
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Physical Dimensions
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Overall Dimensions: 96 mm (Length) × 96 mm (Width) × 60 mm (Height) (±0.5 mm); Weight: ≤400 g (Without Accessories); Housing Material: High-Strength Aluminum Alloy (Anodized Surface); Installation Method: Panel Mounting (Standard 96×96 mm Mounting Hole), compact structure, easy to install and maintain in narrow spaces.
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Durability & Service Life
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Vibration Resistance: 5 g (10 Hz ~ 500 Hz); Shock Resistance: 30 g (11 ms); Service Life: ≥50,000 Hours (Continuous Operation); Low failure rate, long-term stable operation under harsh industrial environments; Surface anti-corrosion and anti-oxidation treatment, adapting to high-humidity and corrosive industrial environments.
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