HIMA HIMatrix CIO 2/4 01, Руководство пользователя

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CIO 2/4 01 4 Start-Up
HI 800 199 E Rev. 1.00 Page 21 of 40
4.1.4 Mounting the CIO 2/4 01 in Zone 2
(EC Directive 94/9/EC, ATEX)
The device is suitable for mounting in zone 2. Refer to the corresponding declaration of
conformity available on the HIMA website.
When mounting the device, observe the special conditions specified in the following
section.
Special Conditions X
1. Mount the module in an enclosure that meets the EN 60079-15 requirements and
achieves a type of protection of at least IP54, in accordance with EN 60529. Provide the
enclosure with the following label:
Work is only permitted in the de-energized state
Exception:
If a potentially explosive atmosphere has been precluded, work can also performed
when the controller is under voltage.
2. The enclosure in use must be able to safely dissipate the generated heat. Depending on
the output load and supply voltage, the module CIO 2/4 01 has a power dissipation
ranging between 7 W and 14 W.
3. Protect the CIO 2/4 01 module with a 10 A time-lag fuse.
The module must be supplied with 24 VDC from a power supply unit with safe isolation.
Use power supply units of type PELV or SELV only.
4. Applicable standards:
VDE 0170/0171 Part 16, DIN EN 60079-15: 2004-5
VDE 0165 Part 1, DIN EN 60079-14: 1998-08
Pay particular attention to the following sections:
DIN EN 60079-15:
Chapter 5 Design
Chapter 6 Terminals and cabling
Chapter 7 Air and creeping distances
Chapter 14 Connectors
DIN EN 60079-14:
Chapter 5.2.3 Equipment for use in zone 2
Chapter 9.3 Cabling for zones 1 and 2
Chapter 12.2 Equipment for zones 1 and 2
The module is additionally equipped with the label represented below:
Figure 4: Label for Ex Conditions