Fluke E-DWT Electronic Deadweight Tester

Eliminates the need for weights and piston-cylinder changes.
Real-time pressure indication without need for corrections.
Set and read any pressure value exactly, operates in any unit of measure, and can switch easily between units.
Offers ± 0.02% of reading total one-year measurement uncertainty

Description
Additional information
Specifications

Description

The Fluke Calibration E-DWT is a revolutionary electronic deadweight tester that redefines the standard for pressure calibration.

Key Features:

Electronic Precision: Replaces traditional mechanical weights with electronic mass measurement, eliminating the need for manual weight handling and improving accuracy.
High Accuracy: Delivers exceptional accuracy and precision comparable to traditional deadweight testers, ensuring reliable calibration results.
Enhanced Efficiency: Automates many aspects of the calibration process, significantly improving workflow and reducing calibration time.
User-Friendly Interface: Intuitive software interface simplifies operation and data management.
Versatility: Capable of calibrating a wide range of pressure instruments, from low to high pressures.
Improved Safety: Eliminates the risks associated with handling heavy weights, enhancing workplace safety.

Benefits:

Increased Accuracy and Precision: Electronic mass measurement minimizes human error and improves measurement consistency.
Enhanced Productivity: Automation streamlines the calibration process, reducing labor costs and increasing throughput.
Improved Ergonomics: Eliminates the need to handle heavy weights, reducing operator fatigue and improving workplace safety.
Enhanced Data Management: Software interface facilitates data collection, analysis, and reporting.
Reduced Maintenance: Fewer moving parts and electronic components minimize maintenance requirements.

Applications:

Calibration Laboratories: Primary standard for calibrating pressure instruments, including gauges, transmitters, transducers, and switches.
Industrial Environments: Used for on-site calibration of critical process instrumentation in various industries, such as oil and gas, chemical, and manufacturing.
Research and Development: Employed in research and development laboratories for precise pressure measurements and calibrations.

The Fluke Calibration E-DWT represents a significant advancement in pressure calibration technology, offering a more efficient, accurate, and user-friendly alternative to traditional mechanical deadweight testers.

Additional information

Brand	Fluke Calibration

Specifications: Fluke Calibration E-DWT Electronic Deadweight Tester

General
Power requirements	To RPM4-E-DWT: 12 V DC 1.2 A
	To AC to DC power supply: 100 V AC to 240 V AC, 50/60 Hz
Temperature range	Storage: – 20°C to 70°C
	Operating: 10°C to 40°C
Relative humidity	Storage: 0% to 100%
	Operating: 0% to 70%
Weight	1 Q-RPT: 12 kg (26 lb) approximate
	2 Q-RPT: 14 kg (30 lb) approximate
Dimensions	E-DWT footprint (W x D): 41.4 x 37.1 cm (16.3 x 14.6 in)
	E-DWT height: 26.9 cm (10.6 in), 33.6 cm (13.2 in) to max variable volume handle height
Pressure ranges dependent on Q-RPT(s) included in RPM4-E-DWT.	200 MPa (30,000 psi) maximum with standard variable volume
	100 MPa (15,000 psi) maximum with high volume (-HV) variable volume
Operating medium	Delivered filled with oil (di-ethyl-hexyl sebacate) or dry
	Standard E-DWT-H compatible with Sebacate, silicon oils, propylene glycol, fully fluorinated liquids, partially fluorinated liquids, isopropyl alcohol , and distilled water. Option for Skydrol or mineral oil preparation.
Reservoir capacity	300 cc (18 in³)
Variable volume displacement	Standard: 3 cc (0.18 in³), 200 MPa (30,000 psi) maximum
	High: 7 cc (0.43 in³), 100 MPa (15,000 psi) maximum
Filling and priming pump displacement	3.7 cc (0.23 in³)
TEST pressure connection	DH500 female.
	DH500 is a gland and collar type fitting for 6mm (1/4 in) coned and left hand threaded tubes equivalent to AE F250C, HIP HF4, 9/16-18 UNF, etc.
Pressure limits	Maximum working pressure:	Range of RPM4-E-DWT monitor’s Hi Q-RPT 200 MPa (30,000 psi) with standard variable volume
		100 MPa (15,000 psi) with high volume variable volume
	Maximum priming pump pressure:	700 kPa (100 psi)
	Maximum working pressure:	With Lo Q-RPT selected: Range of RPM4-E-DWT monitor’s Lo Q-RPT
Communication ports	RS232 (COM1, COM2)
Pressure Measurement
Warm up time	15 minute temperature stabilization recommended from cold power up.
Normal operating temperature range	10°C to 40°C
Resolution	Default: 0.01% of active range
	User adjustable to 1 ppm of Q-RPT maximum or 10 ppm of active AutoRange, whichever is larger
Precision¹	±0.018% of reading or 0.0018% of Q-RPT span, whichever is greater
Predicted stability²	One year: ±0.0075% of reading
	Two year: ±0.015% of reading
Measurement uncertainty³	One year: ±0.02% of reading or 0.002% of Q-RPT span, whichever is greater
	Two year: ±0.025% of reading or 0.0025% of Q-RPT span, whichever is greater
1. Combined linearity, hysteresis, and repeatability. Precision does not include stability or calibration reference uncertainty. 2. Predicted Q-RPT measurement stability limit (k=2) assuming regular use of AutoZero function and short term stability between rezeroing. 3. Maximum deviation of the Q-RPT indication from the true value of applied pressure including precision, predicted stability with rezeroing, temperature effect from 10°C to 40°C and calibration uncertainty (assumes calibration reference uncertainty of ±0.005% of reading, k=2), combined and expanded (k=2) following the ISO Guide to the Expression of Uncertainty in Measurement.