Data Managers & Data Loggers

Data Managers & Data Loggers

Data managers and data loggers are paperless recording platforms that collect process signals, convert them into meaningful engineering values, and make those values available for visualization, analysis, and long-term retention. They sit between field instrumentation and higher-level systems, providing a dependable layer for local trending, event capture, and reporting when a full DCS historian is unnecessary or when an edge buffer is required.

The core benefit is trustworthy, time-aligned process documentation without consumables or mechanical wear. Measured values are logged securely, limit violations are monitored and evaluated, and data can be stored internally or on removable media for controlled transfer. High data security and tamper-resistant storage options support audit-proof documentation, while paperless operation eliminates pens, paper, and associated maintenance.

Modern data managers extend beyond “record and display.” Universal inputs and computed channels enable math functions, totals, and application-specific calculations. Integrated web services allow remote visualization and operation, and common industrial interfaces (e.g., Modbus, PROFIBUS DP, PROFINET, EtherNet/IP) support rapid connection to PLC, DCS, SCADA, or cloud-adjacent architectures. Configurable alarm handling turns raw trends into actionable events, with clear on-device visualization for rapid diagnosis at the point of measurement.

Typical applications include batch and campaign documentation, utility and wastewater monitoring, skid-mounted unit oversight, and independent verification of critical analog or digital loops. They are also used to consolidate signals from multiple transmitters into one local record, generate exception-based notifications, and provide a resilient data store during network interruptions, commissioning windows, or system upgrades. Optional application packages can reduce engineering effort for energy, batch, or wastewater use cases.

Selection is driven by channel count and signal types, required mounting style (panel, field, or hazardous area), and the expected integration path - local access only, networked visualization, or direct connection to higher-level historians and control systems. Attention to time synchronization, data integrity features, cybersecurity posture, and export formats ensures the recorder becomes a reliable source of truth rather than an isolated “black box.”

Instrumentation and Controls., an exclusive authorized representative of sales and service for Endress+Hauser.