32
| UK
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1 x 2-stage boiler
This example shows which inputs/outputs on the EBC22 need to be connected to a 2-stage boiler:
The boiler outputs for stages 1 & 2 are two potential free contact sets.
Connect the supply voltage to terminals 1–3.
•
Loop terminals 12 & 20.
•
Loop terminals 16 & 20.
•
Connection to the boiler:
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Connect stage 1 (potential free contact) to terminals 11 and 19.
•
Connect stage 2 (potential free contact) to terminals 15 and 19.
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Connect the burner start signal to terminals 13 & 14.
•
Connect the chimney fan to terminals 4–6.
•
Set the value in menu 31 to 1 (PDS connected).
NB:
If
is flashing, the EBC22 is preparing for a PDS-check.
Summary of Contents for EBC22
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