Function Assignment - Viessmann EA1 Installation And Service Instructions Manual

Function extension
Table of Contents

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Connecting a circulation pump or a fault...
Group C:
■ Circulation pump for swimming pool
heating
aBJ
S P
Ö
A Circulation pump for swimming
pool heating (accessories)
B 3-way diverter valve "swimming
pool" (zero volt: Charging the heat-
ing water buffer cylinder)
Rated voltage:
Rated current (max):
Recommended connecting cable: H05VV-F3G 0.75 mm

Function assignment

Select the function of output aBJ:
■ Group A: Coding address 36
■ Group B: Coding address 5C
■ Group C: Parameter 7010
■ Group D: Parameter 41 (General
group)
12
f-]
A
L
N
N
L
C
B
230 V~
2 (1) A~
or
H05RN-F3G 0.75 mm
(cont.)
L1 N
D
M
1~
A
C Junction box (on site)
D Fuse and contactor for circulation
pump for swimming pool heating
(accessories)
2
2
Feed pump
Demand from a heating circuit control
unit connected via LON starts the feed
pump.

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