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Introduction
M518-00-880 Issue A
The elements of this identification have the following meanings:
1.6 Mandatory safety instrumentation and operational limits
The CXS/EH Pumping combination system is required to have certain levels of mandatory instrumentation according
to the requirements of the ATEX Category. All mandatory safety instrumentation is managed by the CXS controller.
Details of the mandatory instrumentation and operational limits for both CXS pumps and EH mechanical booster
pumps are given in The CXS Manual, M52800880.
Refer to the The CXS Manual, M52800880 for further details of the CXS Controller and on-board Zener barriers.
Equipment to be used in a potentially explosive atmosphere
II Equipment group II - non mining equipment
2Equipment Category 2
G Suitable for gas atmospheres
IIB3 Suitable to pump gas group IIB3
T3 Auto ignition temperature of gas i.e. 200 °C
X There are special conditions of safe use detailed in this instruction manual
The information before the “/” relates to the internal atmosphere inside the pump
The information after the “/” relates to the external atmosphere
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