Wilo Control DigiCon Instrucciones De Instalación Y Funcionamiento página 37

6.2.4 Priorities of the bus commands and control contacts
• Tab. 8 shows the order of priority of the control contacts and bus commands on
the DigiCon/DigiCon-A
Manual operation level
Bus level 485/PLR
Tab. 8
6.2.5 Controls
"Mode" rotary switch
Fig. 1, item 14
"Setpoint" knob
Fig. 1, item 15
Tab. 9
Installation and operating instructions Wilo-Control DigiCon/DigiCon-A
DigiCon/DigiCon-A
Control contact "off"
Control contact "max"
Control contact "min"
Control contact "on"
Bus command "max"
Bus command "min"
Bus command "on"
DigiCon
Rotary switch for setting
control mode:
• Δp-c for constant
differential pressure
• Δp-v for variable differential
pressure
• n-c for constant speed
(servo mode)
Setting the setpoint for the
mode pre-selected with the
"mode" rotary switch (Fig. 3):
• Δp-c: 0% = H
,
min
100% = H
max
• Δp-v: 0% = H
,
min
100% = H
max
• n-c: 0% = min. speed, 100%
= max. speed
The values H , H
min max
speed and max. speed depend
on the pump type.
Highest priority
Lowest priority
DigiCon-A
, min.
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