Siemens 549-642 Installationsanleitung Handbuch - Seite 2

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Modular Equipment Controller (MEC)
Product Description
The Modular Equipment Controller (MEC) is a field
panel that mounts to a stable vertical surface or
inside an MEC enclosure. All MECs provide an MMI
port and contain a PowerPC
72 MB of memory. The MEC may either operate
stand-alone or communicate with other field panels
on the Automation Level Network (ALN). Digital and
analog Point Expansion Modules (PXMs) are also
available for point expansion.
Port Options
The following ports are available on the MEC,
depending on the model number:
One ALN port for RS-485 connection with other
field panels or Insight workstations.
One Ethernet (10/100) port for IP connection
with other field panels or Insight workstations.
One EXP port (PB) for point expansion
capability.
One MODEM/AEM port for remote ALN
connection with the Insight workstation.
Three P1 Field Level Network (FLN) ports
(FLN1, 2, and 3) or one MS/TP FLN port (FLN1).
One L
W
FLN communication port.
ON
ORKS
Point Control Options
Models 1101 and 1201 provide 16 DIs, 8 AIs,
4 DOs, and 4 AOs, and HOA switches are not
available.
All other models provide 8 DIs, 8 AIs, 8 DOs, and
8 AOs, and HOA switches are either included or
optional.
HAND-OFF-AUTO (HOA) Options
Models with HOA switches enable digital outputs to
be manually placed into HAND (ON), OFF, or AUTO
control. Analog outputs can be placed into AUTO
control and nine manual control positions.
For more information on MEC hardware and
applications, see the Modular Equipment Controller
Owner's Manual (125-2183).
Item Number 586-146-09, Rev. DA
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processor and 40 or

Installation Instructions

Product Numbers

MEC Models with RS-485 ALN
(Direct Connect and Auto-Dial)
549-610 MEC Model 1100 (HOA Ready)
549-611 MEC Model 1101 (HOA Not available)
549-612 MEC Model 1110 (HOA Included)
549-613 MEC Model 1200 (EXP, HOA Ready)
549-614 MEC Model 1201 (EXP, HOA Not available)
549-615 MEC Model 1210 (EXP, HOA Included)
549-616 MEC Model 1300 (EXP, MODEM, HOA Ready)
549-617 MEC Model 1310 (EXP, MODEM, HOA Included)
The following models also provide P1 FLN ports:
549-620 MEC Model 1200F (EXP, HOA Ready)
549-621 MEC Model 1210F (EXP, HOA Included)
549-622 MEC Model 1300F (EXP, MODEM, HOA Ready)
549-623 MEC Model 1310F (EXP, MODEM, HOA
Included)
The following models also provide a LonWorks
FLN port:
549-640 MEC Model 1200L (EXP, HOA Ready)
549-641 MEC Model 1210L (EXP, HOA Included)
549-642 MEC Model 1300L (EXP, MODEM, HOA Ready)
549-643 MEC Model 1310L (EXP, MODEM, HOA
Included)
MEC Models with Ethernet ALN
549-624 MEC Model 1100E (HOA Ready)
549-625 MEC Model 1110E (HOA Included)
549-626 MEC Model 1200E (EXP, HOA Ready)
549-627 MEC Model 1210E (EXP, HOA Included)
The following Ethernet ALN models also provide P1
FLN ports and 72 MB of memory:
549-628 MEC Model 1200EF (EXP, HOA Ready)
549-629 MEC Model 1210EF (EXP, HOA Included)
The following Ethernet ALN models also provide a
L
W
FLN port and 72 MB of memory:
ON
ORKS
549-644 MEC Model 1200EL (EXP, HOA Ready)
549-645 MEC Model 1210EL (EXP, HOA Included)
Document No. 586-146
July 30, 2008
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