Summary Of Modifications; Atex Marking; Key - Watson Marlow Pumps 501RLA ATEX Manual Del Usuario

18

Summary of modifications

ATEX features of the 501RLA pumpheads
Conductive The pumphead guard has been coated with a carbon-based paint to enable the
coating
Earth strap
ATEX label
This manual has been produced specifically for this ATEX product and contains
ATEX manual
19

ATEX marking

19.1

Key

II
2G
Ex h
IIB
T4
Gb
Special conditions of use for safe operation - See section 12 "Special conditions of use for
X
safe operation - Tube materials suitable for use with this equipment" on page 22
PB0346:m-501atex-en-03
dissipation of electrostatic charge
An earthing bond links the pumphead guard and the track
This is a requirement of the Directive and includes the ATEX rating for the
pumphead (II 2G Ex h IIB T4 Gb X)
information for safe use.
Equipment Group II for above ground areas (surface)
Equipment Category 2G (Gas) - Zone 1
Ignition protection labelling for mechanical devices
Group IIB – typical gas: Ethylene
Temperature classification (Gas) ≤ 135°C
Group II (Gas); protection Level: High
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