Ultra Allround
Assembly, installation and operating instructions
36
Description of the control board Rev. 1.06 (*C1)
Section of the printed circuit board
Description
Terminal block X8 (230 V AC feed)
230 V AC / 50 Hz feed
PE, N, L
Terminal block X2 (control voltage / fault alarm):
f.e1/f.e2 potential-free motor alarm contact 30 V DC / 2 A
No fault -> contact closed
c.a1/c.a2 potential-free condensate alarm contact 30 V DC / 2 A
No fault -> contact closed
Terminal block X3 (damper switch control):
com/no (K4) – Potential-free output contact (heating / cooling) 30 V
DC /2 A
24 V-GND – Output contact 24 V V DC
Terminal block X4 (valve / damper / condensate alarm connection):
(Valve) Valve actuator Y1 24 V DC Open/Closed: 2-pipe version: Heat-
ing/cooling valve
(Damper) Damper actuator Y2 24 V DC Open / Closed: 2-pipe version:
Heating / cooling air deflection
(cp.alarm) Condensate pump alarm contact
Note: The valve (Y1) is actively closed in the event of a condensate
alarm.
No condensate pump: jumper factory-inserted!
Terminal block X7 (fan / condensate pump power supply connection):
230 V / 50 Hz
Fan and condensate pump
Содержание Ultra Allround
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