Wilo Stratos MAXO Serie Instrucciones De Instalación Y Funcionamiento página 183

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10.5
Application and function of ana-
logue inputs AI1 and AI2
Installation and operating instructions Wilo-Stratos MAXO/-D/-Z
Communication interfaces: Setting and function
Key lock priorities
Priority*
Function
Key lock: digital input active
1
Key lock active via menu and buttons
2
Key lock: not active
3
Table 36: Key lock priorities
* Priority 1 = highest priority
Priorities for heating/cooling switchover using binary input
Priority*
Function
Cooling
1
Heating
2
Table 37: Priorities for heating/cooling switchover using binary input
* Priority 1 = highest priority
Analogue inputs can be used for setpoint input or actual value input. The allocation of
setpoint and actual value specifications are freely configurable.
"Analogue input (AI 1) function" and "Analogue input (AI 2) function" are used to set
the type of use (setpoint sensor, differential pressure sensor, external sensor, ...), the
signal type (0 – 10 V, 0 – 20 mA, ...) and the corresponding signal/value assignments. In
addition, information about the current settings can be queried.
In the
"Settings" menu, select
1.
"External interfaces"
Settings
Set auto control
Settings assistant, setpoints, options
Manual operation
Manual override
Double pump operation
Set double pump
External interfaces
Analogue, digital, SSM, SBM ...
Fig. 61: External interfaces
2.
"Analogue input (AI 1) function" or "Analogue input (AI 2) function".
en
Settings 0 – 10 V, 4 –
20 mA, PT1000, Ext. OFF,
Ext. MIN....
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Stratos maxo-d 32/0,5-12Stratos maxo-z 32/0,5-12

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