
31
8026957/AE00/V1-0/2021-08| SICK
O P E R A T I N G I N S T R U C T I O N S | DUSTHUNTER SB30
Subject to change without notice
ASSEMBLY AND INSTALLATION
3
3.3.5.3
Standard connection (without options)
Fig. 17: Standard connection
Sender/receiver unit
Pin assignment
Plug connector 1 (7-pin plug)
(Supply)
Line colours
(White)
1
+24 V DC
(Grey)
2
(-) Analog output (0 ... 20 mA)
(Yellow)
3
RS485 (B) Modbus
®
Slave
(Green)
4
RS485 (A) Modbus
®
Slave
(Pink)
5
(+) Analog output (0 ... 20 mA)
(Brown)
6
0 V (Gnd)
(Black)
7
Shield
Pin assignment
Plug connector 2 (7-pin plug)
(DI and relay)
Line colours
(White)
1
DI3 Calibration curve
switching
(Grey)
2
DI4 Filter sync.
(Yellow)
3
Relay 1 N/O contact
(Green)
4
Relay 2 N/O contact
(Pink)
5
Relay 3 N/O contact
(Brown)
6
COM relay
(Black)
7
Gnd and shield
Pin assignment
Plug connector 3 (5-pin plug)
(Service)
1
DI1 Maintenance
2
DI2 Function check/
linearity measurement
3
RS485 B (Service, MCU)
4
RS485 A (Service, MCU)
5
Gnd
NOTE:
Only one RS485 interface may be connected (either to plug connector 1 or to
plug connector 3). Otherwise communication malfunctions can result.
NOTE:
The information on the line colors refers only to the lines offered by SICK (
The colors can differ when using lines other manufacturers.