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        51307687-176

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        1001 reviews ｜ Need a Specific Revision?
        The Honeywell 51307687-176 High Level Analog Input Motherboard is a core DCS rack-mounted interface designed to support and distribute analog signal processing within Honeywell TDC 3000 and TPS systems.
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        Warranty Policy
        We provide 1 year warranty for all remaining parts.
        The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
        Return Notice
        The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
        In the event of a defect, we will send new equipment, repair equipment or refund the purchase price based on our availability. You must contact us to obtain a return authorization and return the defective device to us within 14 days of reporting the defect.
        Shipping Mode
        Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.Various transportation options are available in each country. Shipping methods and fees are clearly indicated on all quotations.
        Parts Availability
        Apter Power offers a wide range of components, products and services related to industrial automation. We also supply new products from a variety of quality manufacturers.
        How to order
        We have been working hard to update our inventory. If we have stock or parts available for new factory purchases, you can contact the order online. If we do not currently have an inventory, the displayed quantity will show "Ask". Please create an online quote or contact us by phone, fax or email to check availability.

        Technical specifications for 51307687-176

        • Manufacturer:
          Honeywell
        • Part Number:
          51307687-176
        • Product Family:
          Honeywell TPS Series
        • Current Input:
          0–20 mA / 4–20 mA
        • Voltage Input:
          ±10 V DC / 1–5 V DC
        • Accuracy:
          ±0.1% of span
        • Sampling speed:
          >300 scans/sec
        • Input impedance:
          250 Ω (current input)
        • Group isolation:
          200 V RMS
        • Inter-channel isolation:
          250 V RMS continuous
        • Operating temp:
          -25°C to +60°C / +70°C
        • Humidity:
          5%–95% non-condensing
        • Weight:
          0.74 kg
        • Estimated shipping dimensions:
          2.8x31.8x27.8cm
        • Tariff Code:
          9403509990
        • Country of origin:
          USA
        • Place of shipment:
          Xiamen, Fujian, China
        By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

        More Information

        Overview Manuals Specifications Application Connectivity Assurance

        Features:

        • Supports multiple analog input types including 0–20 mA, 4–20 mA, ±10 V DC, and 1–5 V DC for flexible industrial signal integration
        • Provides high accuracy of ±0.1% span with fast sampling speed exceeding 300 scans per second for stable data acquisition
        • Ensures strong electrical isolation with 200 V RMS group isolation and 250 V RMS inter-channel protection for improved system reliability
        The Honeywell 51307687-176 High Level Analog Input Motherboard is widely used in distributed control systems where stable analog signal handling is required. It plays an essential role in connecting field instrumentation with control system processors. The Honeywell 51307687-176 High Level Analog Input Motherboard is designed to ensure smooth data transmission in complex industrial environments. Its architecture supports reliable integration of multiple input modules within a single rack system. This makes it a key component in maintaining continuous process visibility.

        In industrial automation environments, the Honeywell 51307687-176 High Level Analog Input Motherboard helps improve system organization and signal consistency. It is commonly applied in process industries such as oil and gas, chemical processing, and power generation. The Honeywell 51307687-176 High Level Analog Input Motherboard ensures that analog signals from transmitters are accurately captured and forwarded for processing. Its stable electrical characteristics help reduce noise interference in critical control operations. As a result, it contributes to improved operational efficiency.

        The Honeywell 51307687-176 High Level Analog Input Motherboard is also valued for its environmental adaptability and robust design. It can operate reliably under varying temperature and humidity conditions found in industrial sites. The Honeywell 51307687-176 High Level Analog Input Motherboard supports continuous operation in demanding environments without compromising signal quality. Its combination of accuracy, isolation, and structural reliability makes it suitable for long-term deployment. This ensures consistent performance in mission-critical automation systems.

        The 51307687-176 Honeywell High Level Analog Input Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
        Honeywell 51307687-176 High Level Analog Input Module Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
        Honeywell 51307687-176 High Level Analog Input Module Specs

        General

        • Manufacturer Honeywell
        • Model 51307687-176
        • Condition New Original ready stock
        • Product Family 51303980-100,51309152-175,51402089-100
        Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
        • Energy & Chemical Industry: Used in oil refineries and chemical plants to collect analog signals of key process parameters such as pressure and temperature.
        • Thermal Power Generation: Used for boiler monitoring and turbine control, achieving load balancing and automated regulation of the combustion process.
        • Manufacturing Monitoring: Integrated into a Distributed Control System (DCS), serving as the signal transmission interface between the PLC and DCS.
        • Water Treatment: Supports precise automated management of filter bed filtration, chlorination, and flow control systems in large water plants.
        • Signal Conversion: Responsible for accurately converting high-level analog signals from field sensors into digital signals for system processing.
        • Backplane Integration: Mounted directly on the control rack as a motherboard, providing physical and electrical connections for I/O modules.
        • Architecture Adaptation: Deeply compatible with classic distributed control platforms such as Honeywell Experion or TDC3000.
        • Expansion Support: Provides multi-channel interfaces, allowing feedback signals from multiple industrial transmitters to be connected via a single board.
        • Industrial Redundancy: Designed for harsh industrial environments, supporting continuous and stable operation of critical control loops.
        • Rapid Identification: Equipped with hardware version identification capabilities (such as Rev B), facilitating automatic system configuration and firmware matching.
        • Simplified Maintenance: Modular design allows technicians to quickly replace faulty nodes without disrupting the overall system.
        • Asset Continuity: Supports spare parts replacement for legacy TDC series systems, extending the lifespan of existing industrial control assets.
        Description
        The Honeywell 51307687-176 High Level Analog Input Motherboard is engineered as a fundamental hardware platform used in distributed control system architectures. It serves as a slot carrier that accommodates multiple high-level analog input modules, ensuring reliable signal routing and integration within control racks. In large-scale automation environments, the Honeywell 51307687-176 High Level Analog Input Motherboard plays a central role in maintaining continuous analog data flow from field devices to system controllers.

        From a signal handling perspective, the Honeywell 51307687-176 High Level Analog Input Motherboard supports both current and voltage inputs, including 0–20 mA, 4–20 mA, ±10 V DC, and 1–5 V DC. It processes incoming analog signals from transmitters and field instrumentation and transfers them to the processing unit for control logic execution. With an accuracy of ±0.1% of span and a sampling speed exceeding 300 scans per second, the Honeywell 51307687-176 High Level Analog Input Motherboard ensures responsive and precise data acquisition in demanding industrial environments.

        In terms of electrical and isolation characteristics, the Honeywell 51307687-176 High Level Analog Input Motherboard features an input impedance of 250 Ω for current inputs, group isolation of 200 V RMS, and inter-channel isolation of 250 V RMS continuous. These parameters help enhance system stability and reduce electrical interference across channels. Compared with similar legacy motherboard variants in the same Honeywell platform, the Honeywell 51307687-176 High Level Analog Input Motherboard offers improved signal consistency and robust isolation performance, making it suitable for high-reliability process control applications.

        Environmental adaptability is another important aspect of the Honeywell 51307687-176 High Level Analog Input Motherboard. It operates within a temperature range of -25°C to +60°C (up to +70°C under specific conditions) and supports humidity levels from 5% to 95% non-condensing. These features allow the Honeywell 51307687-176 High Level Analog Input Motherboard to function reliably in industrial environments such as power generation, petrochemical processing, and heavy manufacturing systems where stable analog data acquisition is essential.
        Alternative Names
        51304754-176 51304337-250 51405041-175 51307686-106
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        FAQS

        The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
        VIEW ALL FAQS
        Why is accuracy important in the Honeywell 51307687-176 High Level Analog Input Motherboard?
        The ±0.1% span accuracy ensures that the Honeywell 51307687-176 High Level Analog Input Motherboard delivers precise signal interpretation, improving process control stability in automation systems.
        How fast does the Honeywell 51307687-176 High Level Analog Input Motherboard process data?
        It supports a sampling speed greater than 300 scans per second, allowing the Honeywell 51307687-176 High Level Analog Input Motherboard to respond quickly to process changes.
        Why is isolation important in this motherboard design?
        Isolation up to 250 V RMS between channels helps the Honeywell 51307687-176 High Level Analog Input Motherboard reduce electrical noise and protect system integrity in harsh industrial environments.

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