Graphtec GL980 High-Speed Data Logger

Overview

The Graphtec GL980 is a high-speed, 8-channel isolated data logger designed for measuring voltage, temperature, humidity, logic, and pulse signals simultaneously at 1 MS/s sampling rate. It supports up to 500V DC measurement and includes true-RMS voltage measurement capability, making it suitable for machine performance and durability testing. The unit features a 7-inch LCD display, 4 million samples per channel in built-in RAM, and 4GB internal flash memory with external storage via SD card and USB for extended recording periods.

Key Features

• 8-channel isolated simultaneous sampling at 1 MS/s
• Voltage measurement: 20 mV to 500 V DC and 10 mV to 250 V rms
• True-RMS measurement capability
• 7-inch easy-to-read LCD display
• 4GB internal flash memory plus 4M samples/ch RAM
• 16-bit A/D converter for high-resolution measurement
• Thermocouple support: K, J, E, T, R, S, B, N, W (WRe5-26)
• BNC and screw-terminal connectors
• 4 pulse or logic input channels (optional B-513 cable)
• Humidity measurement with optional B-530 probe
• Dual external recording via USB and SD card
• Free-running function for real-time signal monitoring
• USB and Ethernet connectivity
• Compatible with DP-581H thermal printer for on-site data documentation

Applications

• Machine performance and durability testing
• High-speed industrial signal measurement and analysis
• Multi-parameter simultaneous data acquisition
• Long-duration data recording with external storage
• High-voltage circuit and equipment testing

Included Accessories

• GL980 Data Logger unit
• AC adapter with power cable
• Ferrite core for radiation reduction
• Input terminal screws (M3.5)
• Tilt stand set with mounting screws (M4)
• Protective cover
• Quick start guide and safety guide
• CD-ROM with PC software and user manual