Data Expansion System - 892

  • 8 thermocouple inputs
  • 8 analog inputs (voltage or current)
  • Pass-through RS485 connector for integration
  • 2U 19” rack-mount enclosure
  • Provides additional signal inputs for test system expansion

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The 892 Data Expansion System is a versatile and high-precision device designed to work with various test systems such as the 840, 850, 855, 890, 857, and 600. It provides additional signal inputs, making it ideal for real-time pressure and flow monitoring, as well as individual cell voltages and temperatures in a stack. The system features 8 thermocouple inputs, 8 analog inputs (supporting voltage or current), a pass-through RS485 connector for easy integration, and a 2U 19 rack-mount enclosure. It is compatible with FuelCell and FlowCell software, ensuring seamless data management and analysis. The system offers high accuracy with ±0.1% voltage and current accuracy, supports multiple thermocouple types (J, T, E, K, R, S, B, C), and has a wide input voltage and current range. It operates within a temperature range of 5-35°C and has a compact size of 2U rack-mount with dimensions 9 cm H x 48 cm W x 20 cm D. The 892 Data Expansion System is an essential tool for advanced monitoring and data acquisition in fuel cell and flow cell applications.

Use Cases

  • Real-time pressure monitoring
  • Real-time flow monitoring
  • Monitoring individual cell voltages in a stack
  • Monitoring stack temperatures during testing

Capabilities

  • Expands data acquisition capabilities of compatible Scribner test systems (840, 850, 855, 890, 857, and 600).
  • Enables simultaneous measurement of thermocouple signals and analog voltage/current inputs.
  • Provides differential measurement across 16 channels for fuel cell and flow cell testing environments.
  • Supports multiple thermocouple types (J, T, E, K, R, S, B, C) enabling wide temperature monitoring ranges.
Scribner, LLC Scribner, LLC is a U.S. electrochemical instrumentation company based in North Carolina and known for test systems, measurement electronics and analysis software used by academic, government and industrial research laboratories. The company developed from electrochemical research expertise and has built a portfolio around fuel cells, electrolyzers, batteries, redox-flow cells, membrane testing, impedance spectroscopy and corrosion research. Hydrogen is central to several of its product families: Scribner manufactures fuel-cell test stations for PEM and related cell chemistries and electrolyzer test systems for detailed characterization of single cells and small stacks. Its equipment can integrate power supplies, electronic loads, potentiostats, impedance analysis, gas and water management, product-flow measurement and crossover monitoring, allowing developers to study efficiency, degradation and operating limits under controlled conditions. Within the hydrogen value chain, Scribner is therefore an R&D and validation equipment supplier supporting membrane, catalyst, MEA, stack and electrolyzer developers that require precise electrochemical testing rather than a producer of commercial hydrogen systems.

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