Danfoss ECL Comfort 110 Manuale d'uso, installazione e manutenzione - Pagina 14
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Electrical connections - 24 V a.c. - in general
* Optional connections for safety thermostat
Terminal
Description
20
Supply voltage 24 V a.c. - A1
21
Supply voltage 24 V a.c. - A2
22
Optional connections for safety thermostat
23
Optional connections for safety thermostat
24
M1
Actuator - open
25
M1
Actuator - close
26
M1
Actuator - A1
27
Not to be used
28
Not to be used
29
P1
Phase for circulation pump (relay R2)
30
P1
Relay R2
2
Wire cross section: 0.5 - 1.5 mm
Incorrect connection can damage the TRIAC outputs.
26
VI.KT.F2.02
Max. load
15 VA
15 VA
4 (2) A
© Danfoss 06/2008
DH-SMT/DK
Connecting the temperature sensors and the ECL BUS
Terminal
Description
1 and 2
Not to be used
3 and 4
S3
Flow temperature sensor
5 and 6
S4
Return temperature sensor
7
Not to be used
8 and 9
ECL BUS, connections for room panel /
remote control
10
Not to be used
11 and 12
Ext. override
Wire cross section for sensor connections:
2
0.4 - 0.75 mm
Total cable length: Max. 125 m (all sensors incl. the ECL BUS)
Cable lengths of more than 125 m may cause noise sensibility (EMC).
VI.KT.F2.02
DH-SMT/DK
Type (recomm.)
ESM-11 / ESMC / ESMU
ESM-11 / ESMC / ESMU
ECA 60 / 62
ECA 61 / 63
© Danfoss 06/2008
27