Watson-Marlow SPS - Manual (Page 13)

MasoSine SPS sinusoidal pumps User Manual 13
8 Safety notes (ATEX)
If your MasoSine pump is to be used in production machinery in potentially explosive
atmospheres, it will be equipped accordingly from the factory.
8.1 Safety signs
II 2 G c T4 II 2 D c T = 120C
Grounding symbol
Pump classification
MasoSine pumps are designed for continuous duty and are therefore assigned to the
Device Group II – Application field “dust – or gas – explosive areas”.
Zone classification
MasoSine pumps can be used in explosive areas of zone 1 / 21. This corresponds to
the category 2 G / D.
It is expressly forbidden to use the pumps in zone 0.
Classification of explosive atmospheres
A distinction is made between dust and gas explosive atmospheres. In the model
code, the atmosphere is abbreviated with G (Gas) and D (Dust). MasoSine pumps
are designed to be used in explosive atmospheres G (Gas) and D (Dust).
Ignition protection
MasoSine pumps pumps are subject to ignition protection “c” constructive safety,
according to the standard for non-electric appliances for use in explosion-risk areas,
EN 13463-5.
Temperature classes
l EX II 2 G c T4 ≥ 135C
l EX II 2 D c T = 120C
7.19 Use as intended
The intended use of this product is listed in the order confirmation. The product
should not be put to a different use or a use going beyond the use described.
Consult MasoSine if you wish to change the product, its pressure, speed or operat-
ing temperature.