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General| Application | Gas Flow Measurement |
|---|---|
| Enclosure | NEMA 4X (IP66) |
| Media | Natural Gas, Air, Other Gases |
| Flow Velocity Range | 0.1 to 150 ft/s (0.03 to 46 m/s) |
| Pipe Size Range | 2 to 24 inches (50 to 600 mm) |
| Temperature Range | -40 to 140°F (-40 to 60°C) |
| Power Supply | 100 to 240 VAC |
| Outputs | 4-20 mA, Pulse |
| Measurement Range | 0.03 to 30 m/s (0.1 to 100 ft/s) |
| Response Time | 1 second |
| Operating Temperature | -40 to 60°C (-40 to 140°F) |
| Technology | Ultrasonic Transit-Time |
| Measurement Principle | Ultrasonic Transit-Time |
Explains the necessity of programming for accurate flow measurements and advanced features.
Covers accessing and configuring settings for Channel 1 and Channel 2.
Details activating a channel and selecting the measurement mode (Skan or Measure).
Covers entering channel-specific system parameters like labels and messages.
Guides on entering transducer and pipe parameters for accurate measurements.
Details setting up zero cutoff, temperature, and pressure inputs.
Covers setting signal limits and response times for transducer signals.
Covers entering global system parameters not specific to individual channels.
Explains how to display measurement data in various formats using different sub-menus.
Covers displaying flow velocity or volumetric flow on an XY bar graph.
Explains displaying numeric or graphical data from a log file stored in memory.
Guides on displaying transducer signals graphically over time.
Details the Model GF868's data logging capability and its four sub-menus.
Covers creating new standard logs, selecting parameters, and setting time/date.
Allows resetting volumetric and energy totals for channels and the stopwatch totalizer.
Provides instructions on connecting the GF868 to a PC using the RS232 serial interface.
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