Chapter 4. Specifications; General Specifications; Hardware Configuration; Environmental - GE DigitalFlow DF868 Startup Manual

Multipurpose ultrasonic liquid flowmeter
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Chapter 4. Specifications

4.1 General Specifications

The general specifications for the Model DF868 flowmeter are divided into the following categories:

4.1.1 Hardware Configuration

4.1.1a
Package Options:
Epoxy-coated aluminum (standard), Stainless steel, Fiberglass, Explosion-proof
4.1.1b
Physical:
Size: 14.24  11.4  5.12 in. (36.2  29  13 cm)
Weight: 11 lb (5 kg)

4.1.2 Environmental

4.1.2a
Operating Temperature:
–4° to 131°F (–20° to 55°C)
4.1.2b
Storage Temperature:
–67° to 167°F (–55° to 75°C)

4.1.3 Flow Accuracy (Velocity)

±0.5% of reading achievable with process calibration
4.1.3a
Typical Clamp-On Flow Accuracy (Velocity)
Pipe Diameter (ID) > 6 in. (150 mm): ±1% to 2% of reading
Pipe Diameter (ID) < 6 in. (150 mm): ±2 to 5% of reading
4.1.3b
Typical Wetted Flow Accuracy:
of reading
Note:
Accuracy depends on pipe size, installation and whether measurement is one-path or two-path.
DigitalFlow™ Multipurpose Ultrasonic Liquid Flowmeter Startup Guide (1- and 2-Channel)
Chapter 4. Specifications
39

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