BECKHOFF DK9222-0810-0040 - Manual (Page 4)

I/O
I/O, Building Automation
Application Note DK9222-0810-0040
4. Practical example for local override: commissioning of a ventilation system
To start the following ventilation system, the individual units are operated manually.
M
HR mixed air
heater cooler
heat recovery
flap
fan
pump
valve
3-way valve
KM2652
3-pt. drives
KM4602
analog drives
KM2652
relay contacts
HR
M
M
M
caption
M
M
M
M
M M
M
M
M
Fig. Local override
Depending on the performance class of the connected consumers, the manual operating terminals with relay contacts
KM2614 (230 V AC, 16 A) and KM2652 (230 V AC, 6 A) are used. The KM4602 manual operating terminal for analog set value
specification is used for controlling the analog valves. The KM2652 can be used for controlling 3-point valves based on the
following configuration:
New Automation Technology Beckhoff 4
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