3 System Description LB 470 Level
56925BA2 Rev. 03, 11/2017
3.3.3 76BFront/rear view slave module
The LEDs Rx and Tx are found on the front of the slave module.
The LED Rx flashes green when data is received.
The LED Tx flashes green when data is sent.
The 32-pin plug connector is found on the back side.
LED Rx
LED Tx
Mounting screws
Screws front plate
32-pin plug connector
5 Front/rear view slave module
3.3.4 77BType plate
Application (0 = level)
Approval explosion pro-
tection (0 = no explosion
approval)
Power supply
(1 = 24V DC; 2=100…24V
AC -10 +10%)
Master (M) or slave (S)
permissible temperature
range for operation (am-
bient temperature)
Power specifications
6 Type plate