Manufacturer's Declaration on the Potable Water Regulation for thePressure switch series 0164, 0167, 0186, 0196, 0390 and 0396
with brass and stainless-steel housings andEPDM TW diaphragm SUCO number "5”
We, SUCO Robert Scheuffele GmbH & Co KG, herewith confirm, that all wetted parts (parts which arein contact with the media) of above mentioned pressure switch series, are suitable for drinking water.
The material used complies with the following requirements and guidelines:➢ Elastomer Guideline
Complies with the requirements of the guideline for hygienic assessment of elastomers in contact withdrinking water (cold and hot water) in the product group seals for pipes DN < 80 mm (includes 80 mm< DN < 300 mm and DN > 300 mm).
➢ W 270
Passed the material requirements according to DVGW worksheet W 270 in category D2 of KTWRecommendation. The EPDM material was tested in accordance with LMBG (Foodstuffs andCommodities Act) Part 1.3.13 and Recommendation XXI and in accordance with KTW Recommendation
Part 1.3.3 and Recommendation III and classified as safe for use in drinking water.
➢ DIN EN 681-1
Passed the material requirements for pipe joint seals used in water and drainage applications for coldand hot water according to DIN EN 681-1 Type WA/WB➢ WRAS
„WRAS-Approved Product“ British Standard BS6920 / area of application: Cold- and hot water up to85°C➢ ACS
passed: ACS „French positives lists for drinking water contact“➢ NSF 61
passed: NSF/ANSI Standard 61; Drinking water System Compounds – Health Effects➢ BAM
Use in valves and fittings or other components for gaseous oxygen services at: max. 60 °C / max. 10bar / ignition temperature 196 °C ±12 °CPage 2 of 2

➢ FDA
Complies with regulation 21 CFR 177.2600 of the US-american Food and Drug Administration (FDA)➢ Regulation (EC) 1935/2004
Passed the migration and sensory requirements of the German Food and Feed Code (LFGB), theFederal Institute for Risk Assessment (BfR) XXI, Category 1, and Article 3 of Regulation (EC) 1935/2004
for aqueous, acidic, alcoholic and fatty food. (It is not permitted to use pressure switches of this series
in conjunction with edible oils and fats; the use of dairy products with max. 8 % milk fat is permitted).
The testing was done according to 82/711/EEC and 85/572/EEC and latest amendments at date oftesting.
➢ ADI-free
Is free of animal derived ingredients (ADI) and do not contain any raw materials derived from bovineor animal sources.
➢ USP – Chapter 87
Has no cytotoxic effects in all extracts acc. To DIN EN ISO 10993-5 / USP 26, 2003, Chapter 87➢ USP – Chapter 88
Complies with the requirements of “Class VI” (121°C), USP 26, 2003, Chapter 88➢ UL 94 HB
Was tested by Testing Center UL International TTC GmbH according to UL 94 and is conform toflammability rating according to HB for test piece thickness < 3 mm and rate of fire < 75 mm/min. This
test result does not include the registration at UL.
➢ Material housing
The stainless steels 1.4305 / 1.4404 used in the pressure switch series 0164, 0186, 0196, 0390 and0396, as well as the brass CW625N used in the pressure switch series 0167 (with TW membrane SUCO
identification "5"), are non-toxic and meet the strict requirements of the new Potable Water
Regulation (TrinkwV). These materials are listed on the "Positive List of the Federal Environment
Agency" (version as of January 11, 2023, considering the 3rd amendment), ensuring drinking water
hygiene.

1-0-00-997-523

Bietigheim-Bissingen, August 22nd, 2024

p.p. Guido Hering
Technical Manager Pressure Monitoring