ABB Navigator 540 Instruction Manual page 7

Transmitter connection board
I/O module 1 (shown fitted)
Optional
communications module
(Ethernet)
SK1
SK2
1 2 3 4
COMMS
Comms. connections
(Ethernet)
Wet-section terminal connections
Fig. 6 Transmitter connection board
Digital I/O, relays and analog output connections
Relays (1 to 4)
N/O
COM
N/C
Analog outputs (1 to 4)
+
–
Fig. 7 Digital I/O, relays and analog output connections
CI/AWT540–EN Rev. C
RS485 SMART SENSOR
INTERFACE MODULE
CM40/0215 ISS.1
5
Digital I/O Analog output
connections connections 1 and 2
COM
Load
L
N/C
N
Load
L
Digital input (24 volt)
INT +24 V
750  DIO 1 to 6
Max.
DIO COM
Chart recorder
SK1
RS485 SMART SENSOR
INTERFACE MODULE ANALOGUE OUTPUT BOARD
CM40/0215 ISS.1 CM40/0235
SK4 SK5 SK5
OUT 3 OUT 4 RELAY RELAY
5 6
SK2
I/O MODULE 2 I/O MODULE 3 I/O MODULE 3
1 2 3 4 5 + – + – N L
COMMS OUT 1 OUT 2
RELAY 1 RELAY 2 RELAY 3 RELAY 4
ANALOGUE OUTPUT BOARD
CM40/0235
SK4
OUT 3 OUT 4
+ – + –
OUT 1 OUT 2
RELAY 1 RELAY 2
Relay connections
1 to 4 (standard)
(standard)
Relays (5 and 6)
N
Load
L
I/O module 3 option card (shown fitted)
SK5
SK5
RELAY RELAY
5 6
I/O MODULE 3
I/O MODULE 3
N
RELAY 3 RELAY 4
Mains supply 100 V to 240 V AC
±10 % (90 V min. to 264 V max.)
50 / 60 Hz
Fuse 3.15 A Type T 100 to 240 V, 50/60 Hz
INT +24 V (100 mA Max.)
DIO 1 – 6
Digital input (voltage-free)
DIO 1 – 6
DIO COM
L
Load
7