
Tunnel Master® wbc Installation Guide
Page 40
Tunnel Master® wbc Installation Guide
Page 40
Ultrasonic Sensor Jumper Settings
Tunnel Master® wbc
Ultrasonic Sensor Box
TX–
(G) DATA-
TX+
(Y) DATA+
Ground
Signal Ground Drain Wire.
NOT USED.
—
White NPN (200 ma max).
NOT USED.
—
Green Clock Sync.
NOT USED.
Ultrasonic Sensor
Communication Wiring
(2) - 485 COMM TIERS LOCATED ON THE
TUNNEL MASTER WBC CONTROLLER S
MAIN CPU BOARD
TX +
RX -
GND
TX -
RX +
TX +
RX -
GND
TX -
RX +
(Y
) D
AT
A+
(G
) DA
TA
-
(B
) G
N
D
1
0
Vi
n 7
-
(R
) +
Vs
CONVERTER BOX
INSIDE THE ULTRASONIC
SENSOR BOX
Vi
n 7
+
Vi
n 6
-
Black Wire
White Wire
ICS Supplied 24/4 Comm Cable
ICS recommends leaving RS-485 jumpers unterminated on the Tunnel Master® wbc main CPU board. If the
ultrasonic sensor is tested and returns communication errors, then you can terminate one or both RS-485
jumpers. The jumpers are labeled TP23 and 24.
Table 14. Ultrasonic Sensor Jumper Settings
Figure 35. Ultrasonic Sensor Comm Connections