21
INSTRUCTION MANUAL
AIR HEATER TYPE DXA
11 Electrical wiring diagram
A complete electrical wiring diagram is shown in figure 17. The connections that are most important to the installation
process are shown in figure 18.
20K@25°C
F1: 5AT
20K@25°C
J9- 1
J9- 3
J9- 2
J9- 4
J6- 1
J6- 8
J6- 2
J6- 9
J6- 3
J6- 10
J6- 4
J6- 11
J6- 5
J6- 12
J6- 6
J6- 13
J7- 1
J7- 2
J7- 3
J7- 4
J7- 5
J7- 6
J7- 7
J7- 8
J7- 9
J7- 10
J12- 1
J12- 4
J12- 2
J12- 5
J12- 3
J12- 6
J8- 1
J8- 2
J6- 7
J6- 14
T1
J2- 1..6
J1- 1
J1- 5
J1- 2
J1- 6
J1- 3
J1- 7
J1- 4
J1- 8
J3- 2
J3- 6
J3- 1
J3- 7
J3- 3
J3- 8
J3- 4
J3- 9
J3- 5
J3- 10
J4- 2
J4- 3
J4- 5
J4- 4
J4- 1
J4- 6
J5- 1
J5- 2
J5- 4
J5- 3
4 3
1
2
J25
LED RESET
4 3
1
2
4 3
1
2
J17
N
L
7
6
N
L
K2
11
12
dP
18
17
16
15
N
L
RT
4
3 1
2
J16
4
3
1
2
A/+
24V
B/-
GND
20 (GND)
21 (0-10V)
C1
C2
C3
C5
D1
I2
K2
S3
S5
1
0
T1
V1
5
4
M5
I3
I4
K2
3
2
K6
K6
11
13
Modbus
L
N
P1
9 (A1)
10 (A2)
A1
8 (N)
K6
PE
RT
A1
A2
No.
Connection type
A1
Alarm output 230 V V (optional)
C1
Bus communication system
C2
Modbus connection
C3
0 - 10 V input (optional)
C5
ON/OFF thermostat
D1
Display (2 x 7 segment)
F1
Glass fuse (5 x 20 mm 5AT)
I2
Ignition electrode
I3
Ionisation electrode
I4
Ignition transformer
K2
System fan relay
K6
External reset (optional)
M5
System fan (ON/OFF)
P1
Power supply (230 V)
S3
Gas pressure switch
S5
Vane switch system fan
T1
Temperature sensor (heat exchanger)
V1
Gas valve
Figure 17 - Electrical wiring diagram
Figure 18 - Main connections for installation
Содержание DXA100
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