AERMEC WRL Series User Manual

IWRLI2. 1810. 4900577_05
9. MODBUS ELECTRICAL
CONNECTION
Through the door named “Field Bus”
application, WRL is able to monitor
several Modbus slave. Remember to
add at the end of a line resistance of
120 ohms between Tx + and Tx-.
C4
NO8
NO9
NO10
NO11
NO12
RX-/TX-
RX+/TX+
GND
Vout
C1
NO1
NO2
NO3
C2
NO4
NO5
NO6
NO7
C3
NC7
G
G0
B1
B2
B3
B4
B5
B6
B7
GND
+Vdc
+Vdc
GND
+5 Vref
GND
Y1
Y2
Y3
Y4
DI1
DI2
DI3
DI4
DI5
DI6
DI7
DIC1
B8
B9
B10
B11
B12
GND
ID8
ID9
ID10
IDC2
J2 - probe supply
J3 - analog input
J4 - digital input
J5 - analog output
J18 - analog input
J17 - valve 2
J16 - digital input
J6
J7
J8
J9
J10
J11
J12 -
group 1
J13 -
group 1
J14 -
group 2
J15 -
group 3
J1 - power supply
RX-/TX-
RX+/TX+
GND
GND T+
T
-
GND T+
T
-
GND Tx+ T
x-
230V
50Hz
CAREL
Dara 06 N
S:N. A001 ROHS ATA Code ATA
GND
Tx+
T
x
-
230V
50Hz
CAREL Dara 06 N
S:N. A001 ROHS ATA Code ATA
GND
T
x+
T
x
-
230V
50Hz
CAREL
Dara 06 N
S:N. A001 ROHS ATA Code ATA
GND Tx+ Tx-
230V
50Hz
CAREL
Dara 06 N
S:N. A001 ROHS ATA Code ATA
GND Tx+
T
x
-
230V
50Hz
CAREL
Dara 06 N S:N. A001 ROHS ATA Code ATA
ON 1 2 3 4 ON 1 2 3 4
Zona 2
Zona 3
Zona 1
Addr
1
Addr
2
Addr
4
Addr
5
Addr
3
Zona 2
Zona 2
Zona 3 Zona 3
M4
51
53
55
57
59
61
63
65
67
69
71
73 75
77
79
81
83
85
87
89
52
54
56
58
60
62
64
66
68
70
72
74 76
78
80
82
84
86
88
90
STA/H
STA/H
FIELD BUS
RX-/TX-
RX+/TX+
GND
-
(J10)
AER485P1:
RS-485 interface for
supervising systems with
MODBUS protocol.
Accessories available
for all sizes WRL.
-
J6
ATTENTION:
To change the Modbus address (STA
/ H) press + FAN POWER for 3 secon-
ds. Enter the password 22 and change the
parameter “Addr”.
ALWAYS REFER TO WIRING ON UNIT
(INCLUDED).
17

AERMEC WRL Series Specifications

General

Brand	AERMEC
Model	WRL Series
Category	Heat Pump
Language	English