User Manual

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Building Technologies Operating Instructions for ACS Operating and ACS Service CE1U5640en
HVAC Products 2 Processes Dec. 1, 2005
Direct connection for service purposes:
In the case of a connection via the telephone network, a Heyes-compatible
modem is required on both sides.
Before a modem connection can be established, the central communication unit for
modem communication must be parameterized. For detailed information on the
subject, refer to the relevant User Manual.
Modem connection