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Emerson Copeland XC643 - Page 21

Emerson Copeland XC643
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Application Engineering
B U L L E T I N
AE8-1386 R1
Additional Tabs continued
OA2 = Load #2 (nu = none, Cpr = Fixed Compressor)
OA3 = Load #3 (nu, Fan)
OA4 = Load #4 (nu, Fan)
FtyP = Refrigerant
oFF = If set to YES, controller can be shut off at the module by pressing the SET key for more than 4s.
Note!
When using the Emerson Closed Loop Digital Controller with E2 Communication, setpoints should be changed via
the E2 for proper supervisory control. When setpoints are changed at the module, they will not be sent back to the
E2.
The contents of this publication are presented for informational purposes only and they are not to be construed as warranties or guarantees, express or implied, regarding the products or
services described herein or their use or applicability. Emerson Climate Technologies, Inc. reserves the right to modify the designs or specifications of such products at any time without
notice. Emerson Climate Technologies, Inc. does not assume responsibility for the selection, use or maintenance of any product. Responsibility for proper selection, use and maintenance of any
Emerson Climate Technologies, Inc. product remains solely with the purchaser and end-user.
© 2013 Emerson Climate Technologies, Inc.
21
Printed in the U.S.A.

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