18
Summary of modifications
ATEX features of the 501RLA pumpheads
Conductive
coating
The pumphead guard has been coated with a carbon-based paint to enable the
dissipation of electrostatic charge
Earth strap
An earthing bond links the pumphead guard and the track
ATEX label
This is a requirement of the Directive and includes the ATEX rating for the
pumphead (II 2G Ex h IIB T4 Gb X)
ATEX manual
This manual has been produced specifically for this ATEX product and contains
information for safe use.
19
ATEX marking
19.1
Key
II
Equipment Group II for above ground areas (surface)
2G
Equipment Category 2G (Gas) - Zone 1
Ex h
Ignition protection labelling for mechanical devices
IIB
Group IIB – typical gas: Ethylene
T4
Temperature classification (Gas) ≤ 135°C
Gb
Group II (Gas); protection Level: High
X
Special conditions of use for safe operation - See section 12 "Special conditions of use for
safe operation - Tube materials suitable for use with this equipment" on page 22
PB0346:m-501atex-en-03
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