ABB Aztec AWT440 - Page 7

CI/AWT440–EN Rev. A 7
Fig. 2 Connections overview
Fig. 3 Digital I/O, relays and analog output connections
COMMS
OUT 1 OUT 2
RELAY 1 RELAY 2 RELAY 3 RELAY 4
NL
INT
+24V
DIO1 DIO2 DIO3 DIO4 DIO5 DIO6
DIO COM
N/C
COM
N/C
N/C
COM
N/C
N/C
COM
N/C
N/C
COM
N/C
1234
+–+–
5
COMMUNICATIONS
MODULE
SK1
SK4
SK2
FUSE RATING 3.15A (T) ~100 – 240V 50/60 Hz
I/O MODULE 2
RELAY
5
OUT 3 OUT 4
RELAY
6
COM
N/C
COM
N/C
ANALOGUE OUTPUT BOARD
CM40/0235
+
–
+
–
DUAL RS485 SMART
SENSOR INTERFACE BOARD
FUSE RATING 3.15A (T) ~100 – 240V 50/60 Hz
COMMUNICATIONS
MODULE
SK1
SK4
SK2
I/O MODULE 2
RELAY
5
OUT 3 OUT 4
RELAY
6
COM
N/C
COM
N/C
ANALOGUE OUTPUT BOARD
CM40/0235
+
–
+
–
DUAL RS485 SMART
SENSOR INTERFACE BOARD
COMMS
OUT 1 OUT 2
RELAY 1 RELAY 2 RELAY 3 RELAY 4
NL
INT
+24V
DIO1 DIO2 DIO3 DIO4 DIO5 DIO6
DIO COM
N/O
COM
N/C
N/O
COM
N/C
N/O
COM
N/C
N/O
COM
N/C
12
+–+–
345
Fuse 3.15 A Type T 100 to 240 V, 50/60 Hz
Mains supply 100 to 240 V AC
±10 % (90 min. to 264 V max.)
50 / 60 Hz
Digital I/O
connections
I/O module 3 option card
(shown fitted)
Sensor terminal connections
Optional
communications module
(Profibus, MODBUS or
Ethernet)
Comms. connections
(Not Ethernet)
Relay connections
1 to 4 (standard)
Analog outputs
3 and 4 (optional)
Relay connections
5 and 6 (optional)
Analog output
connections 1 and 2
(standard)
Smart interface
module 1
(shown fitted)
+
–
Relays (5 and 6)
Analog outputs (1 to 4) Digital input (volt-free)Digital input (24 volt)
Digital output
INT +24 V (100 mA max.)
DIO 1 – 6
DIO 1 – 6
INT +24 V
DIO 1 to 6
DIO COM
DIO COM
COM
N/C
750 
Max.
Load
Load
COM
N/C
N/O
L
N
L
N
L
Auxiliary device
(for example, chart
recorder, PLC)
Relays (1 to 4)
Load
Load