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Gas sampling and gas conditioning technology 3-3.0EX-ME
Content
1 General information .................................................................................................................. 4
2 Declaration of conformity ......................................................................................................... 4
3 Electrical standards .................................................................................................................. 5
4 Safety instructions .................................................................................................................... 5
5 Information and safety instructions for using the cooler in hazardous areas .................... 6
6 Warranty..................................................................................................................................... 6
7 Used terms and signal indications .......................................................................................... 7
8 Introduction ............................................................................................................................... 8
8.1 Serial number ........................................................................................................................... 8
8.2 Patent references ..................................................................................................................... 8
9 Application ................................................................................................................................. 8
10 Technical Data ........................................................................................................................... 9
10.1 For basic cooler ECM-ExII without heat exchanger .................................................................. 9
10.2 Options for basic cooler ECM-ExII .......................................................................................... 10
11 Description .............................................................................................................................. 10
12 Function ................................................................................................................................... 11
13 Reception and storage ........................................................................................................... 12
14 Installation instructions .......................................................................................................... 13
15 Supply connections ................................................................................................................ 13
15.1 Hose connections ................................................................................................................... 13
15.2 Electrical connections ............................................................................................................. 15
16 Start-up .................................................................................................................................... 16
17 Closing down ........................................................................................................................... 17
18 Maintenance ............................................................................................................................ 17
18.1 Adding and replacing the heat exchangers ............................................................................ 17
18.2 Cleaning the fins of the condenser ......................................................................................... 18
18.3 Maintenance of the optional mounted peristaltic pump(s), type SR25.2 ................................ 19
18.3.1 Change of contact pulleys and springs ............................................................................ 20
18.3.2 Cleaning the pump head ................................................................................................. 20
19 Operating of the built-in electronic temperature controller ................................................ 21
19.1 Changing the set value ........................................................................................................... 21
19.2 Changing the temperature alarm window ............................................................................... 21
20 Trouble shooting ..................................................................................................................... 22
21 Spare parts list ........................................................................................................................ 23
22 Appendix .................................................................................................................................. 24
List of illustrations
Figure 1 Application example of the ECM-ExII .................................................................................. 8
Figure 2 ECM-2G ExII ..................................................................................................................... 10
Figure 3 Schematic diagram of the heat exchanger function .......................................................... 12
Figure 4 Position of the gas and condensate .................................................................................. 13
Figure 5 Electrical sockets alarm contact ........................................................................................ 16
Figure 6 Change of the pump tube .................................................................................................. 19
Figure 7 Front view of the temperature controller ............................................................................ 21
Figure 8 Sample outlet dew point depending on gas flow rate and sample inlet dew points of
60°C .................................................................................................................................. 24
Figure 9 Circuit diagram ECM-ExII .................................................................................................. 25
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