Automatic Pressure Difference Controller Valve

• Type: Electronic
• Number of Switch: Single Control Switch
• Structure: Power Built-in Type
• Usage: Control Switch
• Application: Home, Commercial, Industrial, Vehicles
• Certification: ISO9001, CE
• Model NO.: ZYF
• Medium: Water
• Working Temperature: 0~150
• Transport Package: Export Standard Bag, Box, Carton
• Specification: CE
• Trademark: Hengsen
• Origin: Zhuji, Zhejiang, China
• HS Code: 8481804090
• Production Capacity: 10000PCS/Month

Product Description

Product introduction
ZYF series automatic pressure difference controller is available for district heating and air-conditioning water system's control valve. It is suitable for variable flow system. This controller can control the two ends pressure difference of supply and return water pipe or regulating valve. Pressure range is 0.02-0.09MPa, rated pressure is PN 16. It should be installed on the return water pipe.

Feature
Double oriented regulating valve, and percentage adjustment.
Automatic pressure difference control.
Less noise.
No need of maintenance for annular seal rings.
Pressure range is 0.02-0.09MPa. (Spring A: 0.02-0.05MPa. Spring B: 0.06-0.09MPa. )
Double sleeve structure of optimized flux.
PN16 cast steel valve.

Technical data
Medium: Water
PH: 4-9.5
Working temperature: Max. 130º C
Working pressure: Max. 1.6MPa

Material
Valve body: Cast steel
Sleeve, automatic valve clack, guiding cover: Brass.
Valve stem: Steel parts.
Diaphragm: EPDM
Annular seal rings, soft seal: EPDM
Spring: Stainless steel

Type	Caliber	Size (mm)					Weight (Kg)	Connection way
		H	L	ΦD	ΦK	N×Φd
ZYF-40	DN40	280	210	150	110	4×18	10	Flange
ZYF-50	DN50	370	230	165	125	4×18	13	Flange
ZYF-65	DN65	424	290	185	145	4×18	21	Flange
ZYF-80	DN80	420	310	200	160	8×18	28	Flange
ZYF-100	DN100	450	350	220	180	8×18	43	Flange
ZYF-125	DN125	480	400	250	210	8×18	83	Flange
ZYF-150	DN150	510	480	285	240	8×22	95	Flange

Zhejiang Hengsen Industrial Group Co.,Ltd are a leading, professional exporter of fittings for refrigeration fittings, HVAC controls products, auto air conditioner fittings, copper fittings, and disperse pipes in china. And we have been about 20 years experience. We will provide the best products and service for you
Factory Address:Jinling Industry Zone, Ruanshi, Zhuji, Zhejiang, China
We are able to produce all kinds of goods in accordance with your special OEM/ODM requirements.
You can send inquiry to Xiadan for more products information or OEM details, Thanks!