Danfoss ECL Comfort 310 Installation Manual page 22

Installation Guide
2.5.6 Electrical connections, ECA 30 / 31
Terminal Terminal
ECL ECA 30 / 31
30 4
31 1
32 2
33 3
4
5
* After an external room temperature sensor has been connected,
ECA 30 / 31 must be repowered.
The communication to the ECA 30 / 31 must be set up in the ECL
Comfort controller in 'ECA addr.'
The ECA 30 /31 must be set up accordingly.
After application setup the ECA 30 / 31 is ready after 2–5 min. A
progress bar in the ECA 30 / 31 is displayed.
22 DEN-SMT/DK
ECL Comfort 210, application A260
Type
Description
(recomm.)
Twisted pair
Cable 2 x
twisted pair
Twisted pair
Ext. room temperature
ESM-10
sensor*
ECA 30 / 31
ESM-10
Total cable length: Max. 200 m (all sensors incl. internal ECL 485
communication bus).
Cable lengths of more than 200 m may cause noise sensibility (EMC).
VI.LG.F1.02
ECL 210 / 310
B
A
B
A
Danfoss District Energy