521 Range of pressure switches with stainless steel bodies (1.4305 / AISI 303 or 1.4404 / AISI 316L see model) and EPDM ‘O’-rings. Maximum working pressure range 0-60.0 bar (see model). Maximum operating temperature 99°C

Section:

1720 Switches

Section Subtitle:

Pressure operated.

WRAS Approval Number:

2005022

Expiry date:

31/05/2025

Size:

See model.

Marking:

Huba Control, model number and date of manufacture (YY/MM).

Installation Requirements:

R001

Model:

521 Range: 521.914 S X X X X X X X (pressure range 0 - 2.5 bar), 521.915 S X X X X X X X (pressure range 0 - 4.0 bar), 521.917 S X X X X X X X (pressure range 0 - 6.0 bar), 521.930 S X X X X X X X (pressure range 0 - 10.0 bar), 521.931 S X X X X X X X (pressure range 0 - 16.0 bar), 521.932 S X X X X X X X (pressure range 0 - 25.0 bar), 521.933 S X X X X X X X (pressure range 0 - 40.0 bar), 521.940 S X X X X X X X (pressure range 0 - 60.0 bar). Where: 1st X = Version: 0 = Standard 1 = Oxygen applications 2nd X = Switching contact: 1 = Contact N/O High-Side-Switch PNP 2 = Contact N/C High-Side-Switch PNP 3rd X = Electrical connection: 0 = Swift connector without cable 3 = Connector M12x1 2 L = Swift connector with cable 1.5 m 4th X = Pressure connection, inside thread versions: 0 = 7/16 -20 UNF sealing cone with Schrader K = 7/16 -20 UNF 1 = G ¼ with O-Ring seal FPM D = ½ -14 NPT (< 60 bar) Outside thread versions: E = M20x1.5 sealed at front and manometer (combi) 2 = 7/16 -20 UNF sealing cone 3 = ¼ -18 NPT, 4 = G ¼ sealed at back DIN 3852-E with Profile seal ring in FPM 7 = R ¼ acc. to EN 10226 8 = G ½ sealed at back and manometer with Profile seal ring in FPM 9 = G ½ sealed at front 5th X = Pressure tip orifice: Without = 0 With = 2 6th X = Material pressure connection: N = Stainless steel 1.4305 / AISI 303 1 = Stainless steel 1.4404 / AISI 316L 7th X = Switching points: W = Indicates switching points (e.g.: W100/60bar).

Manufacturer:

Huba Control AG

Company Name

Huba Control AG

Address

Industriestrasse 17, CH-5436 Wurenlos, Switzerland

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Water level pressure switch housed in a plastic body incorporating a silicone tube. Cold water use only.

Section:

1720 Switches

Section Subtitle:

Pressure operated.

WRAS Approval Number:

2304065

Expiry date:

30/04/2028

Note:

Only intended for use with submersible pumps. Open outlet use only.

Size:

4mm (silicone tube).

Marking:

DAB Pumps and NFC (Nearfield communication) logo on top of plastic casing.

Installation Requirements:

R001 R008

Model:

NFC WATER LEVEL MEASURMENT

Factor:

DAB Pumps Spa

Company Name

DAB Pumps Spa

Address

Via Marco Polo 35035 Mestrino (PD) Italy

Phone

Tel: +39 0499 048811 Fax: +39 0499 000179

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Manufacturer:

DAB Pumps Spa.

Company Name

DAB Pumps Spa.

Address

Via Bonanno Pisano 1 56031 Bientina (Pisa) Italy

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Range of electronic pressure switches housed in a plastic body with a ceramic sensor and NBR gaskets and/or ‘O’-rings. The U480015 and U480016 models incorporate a spring-loaded plastic flow restrictor. Maximum working pressure 12.0 bar. Cold water only.

Section:

1720 Switches

Section Subtitle:

Pressure operated.

WRAS Approval Number:

240502058

Basis of Compliance:

Tested to regulators Specification Test Code Sheets

Expiry date:

31/05/2029

Size:

U480012/13/14/28: ¼" BSPP (F). U480015/16: 1" BSPP (M) X 1" BSPP (F) X 1" BSPP (F).

Marking:

Coelbo and product name on body. Coelbo, product name, serial number including date of manufacture (XX - YY/WWW VXX, where W13 would = week 13) and other technical information on adhesive label on body.

Installation Requirements:

R001

Model:

U480012 - Switchmatic 1, U480013 - Switchmatic 2, U480014 - Switchmatic 3, U480028 - Switchmatic 2T, U480015 - T-Kit - Switchmatic 1, U480016 - T-Kit - Switchmatic 2.

Manufacturer:

Coelbo Control System, S.L.

Company Name

Coelbo Control System, S.L.

Address

CTRA DE RUBI 288 P.I CAN GUITARD 08228 TERESSA SPAIN

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