Danfoss ECL 2000 Installation Guide

Application 16, Type 2 Only
EI.65.D4.02
109
Wiring Type 2
Input Type 2
Name Pin Common Description
S1 3 12 Flow temperature, heat circuit 1. Must be connected
S2 4 12 Return temperature, heat circuit 1
S3 5 12 Outdoor temperature (heat circuit 1). Must be connected
S4 6 12 Flow temperature, heat circuit 2. Must be connected
S5 7 12 Return temperature, heat circuit 2
S6 8 12 Optional: Outdoor temperature, heat circuit 2
S8 10 12 Default: Room temperature, heat circuit 1. Can be rede-
fined
S9 11 12 Default: Room temperature, heat circuit 2. Can be rede-
fined
S10 23 12 Hot-water temperature. Must be connected
S11 24 12 Appl. 16A: Return temperature, hot-water circuit
Appl. 16B: Can be installed to measure return temperature
in hot-water circuit
Output Type 2
Name Pin Neutral Description
P1 16 13 Circulation pump, heat circuit 1
P2 17 13 Circulation pump, heat circuit 2
P3 18 13 Circulation pump, hot-water circuit. Can be redefined
M1 19 12 Appl. 16A: Motor valve on primary side of heat exchanger
in heat circuit 1
Appl. 16B: Mixing valve in heat circuit 1
M2 20 12 Appl. 16A: Motor valve on primary side of heat exchanger
in heat circuit 2
Appl. 16B: Mixing valve in heat circuit 2
M3 21 12 Appl. 16A: Motor valve on primary side of heat exchanger
in hot-water circuit
Appl. 16B: Mixing valve in hot-water circuit

Danfoss ECL 2000 Specifications

General

Brand	Danfoss
Model	ECL 2000
Category	Temperature Controller
Language	English