Danfoss C37 Betriebsanweisung PDF herunterladen (Seite 57)

The grey

side of the

ECL Card

Extended service

32q

Service parameter(s) 147

147 Acceptable temperature deviation below desired

ﬂow temperature (ΔT1

ALARM

)

Circuit Setting range Factory setting

(I) / (II) OFF / 1 ... 30 K (OFF) / (OFF)

The alarm is activated if the actual ﬂow temperature drops too

much below the desired ﬂow temperature. The max. deviation

ΔT1

ALARM

is set here.

This condition must last longer than the time interval Δt

ALARM

(line 149).

See also line 148.

OFF: The alarm function and the alarm relay

of the additional module ECA 80 are not

active.

1 ... 30:

The alarm function is active if the actual

temperature falls below the acceptable

deviation.

°C

Flow temp.

ΔT1

ALARM

(line 147)

Desired ﬂow temp.

No alarm if the

desired temp.

< 30 °C

Outdoor temp.

The alarm signal can only be sent via the module ECA 80.

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Danfoss C37 Betriebsanweisung Seite 57