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Ruska pneumatic calibrator model 3930 0-125 in water


Submitter: kelley-guthrie@modularparts.com (Kelley Guthrie)
What Kelley Guthrie is selling: Ruska pneumatic calibrator model 3930 0-125 in water
This Ruska Precision Pneumatic Calibrator is rugged enough for field use but, accurate enough for bench use.
Unit is clean and doesn’t have a lot of gouge marks that would indicate abuse during its’ past.
This Ruska calibrator has a Penwalt / Wallace & Tiernan Hi Performance 1500 Series gauge at the heart of the unit. Coupled with a Ruska Manufactured Precision Vernier Pressure Regulator it becomes a very accurate calibrator.
Calibrators like this are used in industrial applications, aviation component calibrations and military cal lab component calibration applications.
STANDARD 1500 GAUGE SPECIFICATIONS:
1. Accuracy: 0.066% of full scale
2. Range: 0 to 125 Inches of Water
3. Repeatability: 0.03% of full scale
4. Sensitivity: 0.01% of full scale
5. Hysteresis: 0.1% of full scale for ranges of 150 psi and below
6. Maximum temperature effect: 0.1% of full scale per 10°C/50°F change from 23°C/73.4°F
7. Scale length: Approx. 45" through 2 pointer revolutions
9. Pressure element volume: Ranges 150 psi and below: 6.9 cc with pointer at zero; 8.6 cc, at full scale
10. Case pressure: Cases are open to atmosphere
11. Case connections: 150 psi and below, ⅛ In. female NPT. Built in stainless steel filter is located in the bottom of the case.
12. Case construction: Anodized aluminum with tempered-glass dial cover; flush mounted by three screws through the bezel
13. Zero adjustment: The zero-adjusting screw is accessible through both the front and the back of the case
1. Range: 0-125 Inches of Water Column
2. Ruska formed aluminum case with all components factory mounted.
A. The aluminum case has a removable lid for ease of use
3. This calibrator has been tested and is in working order. Guaranteed to work !
PS: Did I mention it was made in the Good Ol' USA!
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Contact kelley-guthrie@modularparts.com (Kelley Guthrie) for more information. This email will be sent to Kelley Guthrie' actual email address.



Ruska pneumatic calibrator model 3930 0-125 in water Ruska pneumatic calibrator model 3930 0-125 in water Ruska pneumatic calibrator model 3930 0-125 in water