
Tandem door air curtains
Door air curtains with patented Tandem technology
Assembly, installation and operating instructions
40
Wiring description:
The mains voltage is wired to the voltage supply terminals on the door air curtain.
Continuously variable speed control via an active 0-10 VDC signal (KaController type 3210002).
Internal evaluation of a possible motor fault and switch off of the EC fans and potential-free fault signal contact.
Setting option for maximum speed of EC fans via potentiometer.
The heating valve (if fitted) can be opened or closed by the KaController type 3210002.
Fault message X3
Valve drive X2
Control signal
SmartBoard PCB
Power supply X1
Fig. 26: PCB in junction box
Summary of Contents for Tandem Series
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