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Error heat requisition
modulating
Fault primary control-
ler or
system pump
144/226
Building Technologies
HVAC Products
Number
Text
2201
Heat requisition mod error Nonurgent message; must not be acknowl-
An error at the input will be interpreted as "No heat demand".
No.
Text
2501
[System pump] overload
2502
[System pump B] overload
2503
[System pump] no flow
2504
[System pump B] no flow
[System pump B] fault
2505
9.10
Diagnostic choices
Main menu > Primary controller > Inputs/setpoints
Operating line
Actual value flow temp
Flow temperature setpoint
Actual value return temp
Return temperature max
Return temperature min
Heat requisition modulating
Heat requisition 2-position
DHW requisition 2-pos
Frost prot requisition 2-pos
[System pump] overload
[System pump B] overload
Flow signal pump
Main menu > Primary controller > Outputs
Operating line
System pump
System pump B
Mixing valve 3-pos
Mixing valve modulating
Main menu > Primary controller > Limitations
Operating line
Flow temperature max
Flow temperature min
Flow temperature rise
Return temperature max
Return temperature min
Boiler Sequence Controller RMK770
9 Precontrol
Effect
edged
Effect
Urgent, must be acknowledged and reset
Range
...°C
...°C
...°C
...°C
...°C
---- ( = not connected) / ...°C
0 / 1 (1 = closed)
0 / 1 (1 = closed)
0 / 1 (1 = closed)
0 / 1 (1 = overload)
0 / 1 (1 = overload)
Range
Off / On
Off / On
Closing / ---- / Opening
0...100 %
Range
Inactive/ Active
Inactive/ Active
Inactive/ Active
Inactive/ Active
Inactive/ Active
CE1P3132en
01.03.2005
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