Danfoss L66 Guide de l'utilisateur télécharger pdf (Page 27)

The grey

side of the

ECL Card

Extended service

The grey

side of the

ECL Card

Extended service

32n

Service parameter(s) 141

141 Override input selection

Circuit Setting range Factory setting

I / II OFF / 1 ... 6 OFF / OFF

Choose an unused temperature sensor input for overriding the

schedule for circuit I and / or circuit II.

The override can be activated for comfort or setback mode.

For override the controller's mode must be in 'scheduled

operation'!

OFF: The controller's schedule is not overridden.

1 ... 6: Select an unused sensor input S1 ... S6 for

the override of the circuit in question.

Connection example

If the override switch has gold-plated contacts, you can

choose one of the following solutions:

Closed switch:

Comfort temperature

Closed switch:

Setback temperature

Changeover switch:

Setback or comfort temperature

Connection example with ECA 9010

(used if the override switch does not have gold-plated

contacts).

16 - Brown

15 - Red

Green (S1 ... S6)

The ECA 9010 module is powered by the system device bus, which

means that the bus must be active. The bus is activated by setting

the controller address to 15 (line 199).

142 Restart period, TR

Circuit Setting range Factory setting

I / II OFF / 1 ... 99 min. 20 / 20 min.

When the controller receives an alarm, the pump stops

and an alarm is shown in the alarm display (the display is

blinking, see section 1c). The restart period is the time which

should elapse before the pump in question is allowed to start

again.

OFF: No restart period.

1 ... 99: The pump will start again after the restart

period has elapsed.

145-153 Pump control , overview

OFF

TCH TST TCH TS

OFF

TCH TST TCH TS

Pressure

Limit

PI: Pump I

PII: Pump II

TP: Changeover time (line 145)

TCH: Changeover delay (line 153)

TST: Pressure stabilization time (line 146)

Alarm

Pressure

Limit

Service parameter(s) 142-153

32o

1 2 ... 22 23 24 25 26 27 28 29 30 31 32 ... 37 38

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Danfoss L66 Guide de l'utilisateur Page 27

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