HITACHI LPA210A Signal calculation module
Specific Parameters
Brand Hitachi (Japanese Brand)
Product Series Hitachi HINL200A Series Signal Calculator Module
Product Type Industrial-Grade Signal Calculator Module
Model LPA210A
Supply Voltage AC85-132V 50/60Hz, or DC24V±10%
Power Consumption 4.0VA when driven by AC100V, 2.4W when driven by DC24V
Input Signal DC1-5V, maximum 3-point input, input resistance ≥500kΩ
Output Signal DC1-5V or DC4-20mA, switchable
Allowable Load Resistance ≥2kΩ for DC1-5V output, ≤750Ω for DC4-20mA output
Calculation Accuracy ±0.3%FS
Calculation Cycle 0.1 second
Operating Temperature Range -5℃ to +55℃
Storage Temperature Range -40℃ to +85℃
Relative Humidity 5% to 90%RH, No Condensation
Protection Level IP20
Withstand Voltage AC2000V for 1 minute between each terminal; AC2000V for 1 minute between power terminal and ground terminal
Insulation Resistance 100MΩ/DC500V between each terminal and ground terminal
Communication Protocols Supports RS-232, RS-485 protocols
Installation Method Dual-purpose for DIN rail mounting or wall mounting
Physical Weight Approximately 300g for main unit, 80g for matching socket
Structural Material ABS resin shell, small plug-in structure
Product Performance
Supports arithmetic processing of 3-point input signals with a calculation cycle of only 0.1 second and ±0.3%FS high-precision output, which can quickly and accurately convert industrial on-site signals, meeting the stringent requirements of process control for signal accuracy and response speed.
Electrical isolation between input, output and power supply, combined with high withstand voltage and insulation resistance performance, effectively resists electromagnetic interference and voltage fluctuations, maintaining stable signal transmission without distortion in complex industrial environments.
Aluminum electrolytic capacitor-free design extends service life, and non-volatile memory can stably store arithmetic parameters without loss after power failure, eliminating the need for reconfiguration after restart and improving system operation and maintenance convenience.
Compatible with AC and DC dual power supply modes and multiple communication protocols, it can flexibly adapt to different industrial control systems. The modular plug-in structure facilitates installation, disassembly and maintenance with strong versatility.
Wide temperature operating range combined with IP20 protection design can adapt to harsh working conditions such as high and low temperature, humidity. Compact structure and light weight allow dense installation in control cabinets, saving installation space.
Supports arbitrary configuration of arithmetic parameters via CMU-1 PC tool, adapting to various arithmetic needs such as addition-subtraction, multiplication-division, temperature and pressure compensation. A single module can replace multiple dedicated signal processing components.














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