Description
ABB PXAH411 Product Description
Technical Specifications
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Product Model: PXAH411
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Brand: ABB
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Warranty: One Year
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Input Voltage: 24 V DC nominal, ±15% allowable deviation
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Operating Temperature: -40°C to 70°C (-40°F to 158°F)
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Storage Temperature: -40°C to 85°C (-40°F to 185°F)
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Response Time: Microsecond-level high-speed analog signal conversion response
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Protection Class: IP20 rack-mounted industrial protection rating
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Accuracy Class: ±0.1% full-scale high-precision sampling accuracy at 25°C
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Output Frequency: 16-bit high-resolution ADC conversion frequency
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Rated Current Range: 8 W typical power consumption, low steady-state operating current
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Communication Interface: Dedicated AC 800M system bus terminal interface
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Supported Protocols: HART Protocol, ABB native System 800xA bus protocol
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Overload Capacity: Integrated overvoltage, overcurrent and signal surge protection
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Dimensions: Standard ABB System 800xA DIN-rail module form factor
Product Overview
The PXAH411 is a high-performance 16-channel differential analog input module tailored for ABB AC 800M and System 800xA distributed control systems. This galvanically isolated module acquires standard 4–20 mA field analog signals with 16-bit high-resolution conversion, delivering accurate and repeatable process data for industrial monitoring and closed-loop control. It resolves common field issues including low-resolution signal sampling, unisolated signal interference, and limited smart instrument compatibility that compromise process precision. Supporting full HART protocol transparency, it enables remote configuration, real-time diagnostics, and parameter reading for HART-enabled transmitters and sensors. Designed with wide-temperature tolerance and industrial anti-interference circuitry, it supports stable hot-standby redundant operation for uninterrupted system performance. It is ideal for chemical, power, oil and gas process facilities, serving integrators and maintenance teams requiring reliable high-precision DCS signal acquisition.
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