SRD-99 Multichannel Data Logger

SRD-99 Multichannel datalogger

The MultiLog SRD-99 is engineered to provide reliable and flexible data logging for industrial and laboratory applications. With up to eight universal inputs, it can simultaneously record temperature (RTD and thermocouple) and analog signals (current and voltage), allowing integration of diverse sensor types within a single device. The SRD-99 features a clear graphic LCD display for real-time value presentation and graphical trend visualization, making it easy for operators to monitor process parameters at a glance.

Equipped with a large internal memory capable of storing up to 3,000,000 records, the SRD-99 supports various data transfer options, including USB Host (for flash drives), USB PC (wired connection), and RS-485 (Modbus RTU) for seamless integration with automation systems. The device offers two electronic relay outputs for process control and alarm signaling. Its panel mount design, multiple power supply options, and free configuration software make the SRD-99 a practical and adaptable solution for a wide range of data acquisition needs.

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Features Of The MultiLog SRD-99 Multichannel Data Logger

  • Universal Multichannel Inputs
    Supports up to eight universal inputs for RTD, thermocouple, current, and voltage signals, enabling flexible sensor integration.

  • Large Internal Memory For Data Storage
    Stores up to 3,000,000 records, ensuring long-term data logging without frequent downloads.

  • Multiple Data Transfer And Communication Options
    Features USB Host, USB PC, and RS-485 (Modbus RTU) interfaces for easy data export and system integration.

  • Graphic LCD Display With Real-Time Trends
    Provides clear visualization of measured values and process trends for immediate process insight.

  • Electronic Relay Outputs For Control And Alarms
    Includes two electronic relay outputs for process control, signaling, or alarm functions.

MultiLog SRD-99 Technical Specifications

FeatureSpecification
Number Of Inputs1, 4, or 8 (universal: current, voltage, RTD, TC)
Input Range0/4–20 mA, 0–150 mV, 0/1–5V, 0/2–10V, Pt100/500/1000, TC (K, S, J, T, N, R, B, E)
Output Type2 electronic relay NO, 24V AC/35V DC, max. 200 mA
Power Supply16–35V AC, 19–50V DC, 85–260V AC/DC, 10–13V AC, 11–16V DC
DisplayLCD, 128 x 64 pixels, graphic, with backlight
Memory Capacity8 MB internal (up to 3,000,000 records)
Data Recording Period1 s to 60 min (selectable)
CommunicationRS-485 (Modbus RTU), USB Host, USB PC
Operating Temperature0°C to +50°C (standard), -20°C to +50°C (option)
Protection ClassIP40 (front USB), IP54 (with door), IP65 (rear USB), optional panel sealing
Case MaterialNORYL-GFN2S E1
MountingPanel
Case Dimensions96 x 96 x 100 mm

Applications For The MultiLog SRD-99 Multichannel Data Logger

The MultiLog SRD-99 is ideal for comprehensive data acquisition and process monitoring in industrial, laboratory, and environmental settings. Its universal inputs, robust memory, and flexible communication make it suitable for both standalone and integrated systems.

Suitable applications include:

  • Temperature and process monitoring in manufacturing plants
  • Laboratory data acquisition and research experiments
  • Environmental monitoring and compliance reporting
  • Energy management and utility metering
  • Water and wastewater treatment process logging
  • Food and pharmaceutical process validation
  • Integration with SCADA and automation systems via Modbus RTU

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