Maico MDR 22 EC, Mounting And Operating Instructions, Page: 91 / 177

VENTILATOREN
FR
MDR .. EC
FIG UK
DE
13 Setpoint setting on
MDR-PG pressure controller
The MDR-PG pressure controller regulates the
fan speed on the basis of the set pressure set -
points S1 and S2 (day/night changeover).
The changeover from setpoint 1 to setpoint 2
takes place when 230 V is applied to terminal
A1 (

Wiring diagram).
The settings are specified by the planning office.
After the system has been adjusted, the setting
of the two setpoints can be adjusted via the
keyboard.
NOTICE: Adjustments may only be carried
out by a specialist installer. Observe safety
instructions.
13.1 Start display
xxx Pa: Actual measured differential pressure –
actual value during operation

p Measurement range