DOUBLE REGULATING VALVE FIXED ORIFICE DZR PN25

AED 150.00AED 333.00

Part of the extensive range of Circuit Balancing valves from Herz. The new Herz 4017 DRZ combined regulating and measuring valve has an integral orifice incorporated into the valve casting. Available in sizes from DN15 to DN50. The valve is also available in Low Flow and Medium Flow DN15 versions. The commissioning valve has hidden regulating and locking functions with high accuracy and good repeatability. The valve is fitted with two standard pressure test points, extended test points are available when required.

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Description

Presetting Procedure

1. Set to the desired step according to calculation (digital display on the hand wheel).
2. Remove the hand wheel securing screw
3. Screw the presetting spindle, which is now accessible, in up to the stop.
4. Replace the hand wheel securing screw.
Max. operating temperature 120 °C
Max. operating pressure 20 bar

Advantages:
•The flow rate through orifice is constant for all preset values, i.e. quick and easy balancing
•Infinitely adjustable presetting, the flow rate which goes through the orifice is precisely controlled
•Through the use of an integrated orifice, the pressure drop is very precisely measurable
•Kv-value of integrated orifice is shown in the descriptive table – Accuracy ± 5%

Additional information

Size

15 mm, 20 mm, 25 mm, 32 mm, 40 mm, 50 mm

Body

DZR Brass

Manufacture Model No

4017M

Origin

Austria

Product Datasheet

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