www.mc-techgroup.com ECM | 1.01.00 3
Content
1General information................................................................................................................ 4
2Declaration of conformity....................................................................................................... 4
3Safety instructions.................................................................................................................. 5
4Warranty .................................................................................................................................. 5
5Used terms and signal indications ........................................................................................ 6
6Introduction............................................................................................................................. 8
6.1 Serial number ........................................................................................................................ 8
7Application .............................................................................................................................. 8
8Technical Data......................................................................................................................... 9
8.1 For basic cooler ECM without heat exchanger....................................................................... 9
8.2 Options for basic cooler ECM............................................................................................... 10
9Description............................................................................................................................ 10
10 Function................................................................................................................................. 11
11 Reception and storage.......................................................................................................... 12
12 Installation instructions........................................................................................................ 13
13 Supply connections.............................................................................................................. 13
13.1 Hose connections ................................................................................................................ 13
13.2 Electrical connections .......................................................................................................... 15
14 Start-up.................................................................................................................................. 16
15 Closing down......................................................................................................................... 16
16 Maintenance .......................................................................................................................... 17
16.1 Adding and replacing the heat exchangers .......................................................................... 17
16.2 Cleaning the fins of the condenser....................................................................................... 18
16.3 Maintenance of the optional mounted peristaltic pump(s), type SR25.2............................... 18
16.3.1 Mounting instructions for SR25.2 peristaltic pump (optional)......................................... 18
16.3.2 Change of the pump tube.............................................................................................. 19
16.3.3 Change of contact pulleys and springs.......................................................................... 20
16.3.4 Cleaning the pump head............................................................................................... 21
17 Operating of the built-in electronic temperature controller ............................................... 21
17.1 Changing the set value ........................................................................................................ 21
17.2 Changing the temperature alarm range................................................................................ 22
18 Trouble shooting................................................................................................................... 22
19 Spare parts list...................................................................................................................... 23
20 Appendix................................................................................................................................ 24
List of illustrations
Figure 1 Application example of the ECM..................................................................................... 8
Figure 2 ECM-2G........................................................................................................................ 10
Figure 3 Schematic diagram of the heat exchanger function....................................................... 12
Figure 4 Gas and condensate connections................................................................................. 13
Figure 5 Electrical sockets alarm contact.................................................................................... 15
Figure 6 SR25.2: Mounting distance between front panel and pump motor ................................ 19
Figure 7 Change of the pump tube ............................................................................................. 20
Figure 8 Front view of the temperature controller........................................................................ 21
Figure 9 Dependency of gas outlet dew point at a gas inlet point of 60 °C [140 °F] .................... 24
Figure 10 Circuit diagram ECM (drawing No.: 2456-5.01.0).......................................................... 25
Figure 11 ECM compressor connection........................................................................................ 26
