45
Smarty 4X V
www.salda.lt
• Automatic and manual protection shall be connected to EX1 controller X23 connector if the electric heater is
equipped with these connection terminals.
• Otherwise jumpers are installed on X23 connector protection inputs.
- Electric heater control 0-10V.
Installation diagram.
Electric heater shall be installed inside air duct. Arrangement based on air
direction Electric Heater -> Supply Air Sensor (TJ).
Wiring diagram.
0-10V heater connection. Automation controller B zone, X20 connector.
+
1
2
V
D
C
D
I2
D
I1
+
1
2
V
D
C
D
I4
D
I3
1
2
3
4
5
6
7
8
+
1
2
V
D
C
+
1
2
V
D
C
KE
Mini MCB
TJ
0-10V
A
O
1
(0
-1
0V)
1 2 3 4
G
N
D
PE
N
L
1
GND
0
-1
0
V
EKA NIS ... -1F
-Q1
PE N L1
1f, 230VAC
EKA
TJ
When using the supply air heater, the supply air sensor
(SS) shall be installed downstream the heater (or cool-
er) as the sensor cable allows or until the first branch
-
ing, bend of the air transportation system.