Installation Instructions

Document No. 586-280
Installation Instructions
Rev. 1, March, 2002
Verifying Correct Functioning of
Switches
For MECs with HOA, a green LED is located below
the HOA switches. The LED flashes after start-up,
indicating that the switches are in the AUTO position
and are functioning correctly.
If any control switch is moved out of AUTO, the light
will stop flashing and remain on.
CABLE TIE BARS
SCREWS
BACKPLANE
MMI EXTENSION
CABLE KNOCKOUT
TRANSFORMER
CTLR, POINT
BLOCKS (24 VAC)
24V ACTUATOR
POWER SWITCH
WIRE COVER
DUPLEX
RECEPTACLES
MEC
ENCLOSURE
SERVICE BOX
MEC0072R1
APOGEE Automation
CAUTION/ATTENTION
CTLR
PT BLKS
H N E
24V
ACTUATORS
H N
Figure 2. Mounting the MEC Inside an enclosure.
Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and
models as design improvements are introduced. BACnet is a trademark of the American Society of Heating, Refrigeration and Air-Conditioning
Engineers, Inc. Other product or company names mentioned herein may be the trademarks of their respective owners. © 2002 Siemens
Building Technologies, Inc.
Siemens Building Technologies, Inc.
1000 Deerfield Parkway
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Document No. 586-280.
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them to [e-mail].
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