Specifications

METTLER TOLEDO Weigh Module Systems Handbook
(12/99)14-20
Load Cell Wiring
Function Color for Model
743 (45K only)
Color for Model
777 (5-100 kg)
Color for Model
713
Color for All Other
Load Cells
+Excitation White Blue Red Green
+Sense -- Green* -- --
+Signal Green White Green White
Shield Yellow Yellow Yellow Yellow
-Signal Black Red White Red
-Sense -- Gray* -- --
-Excitation Blue Black Black Black
* For Model 777 load cells, connect the +Sense wire to the +Excitation terminal and the -Sense wire to the
-Excitation terminal.
Table 14-10: DigiTOL Junction Box Wiring Codes
Indicator Wiring
Terminal Position Function Wire Color
TB1 1 Shield Orange
TB1 2 RXDA Red
TB1 3 RXDB White
TB1 4 TXDB Yellow
TB1 5 TXDA Black
TB2 10 +20VDC Green
TB2 12 Ground Blue
Table 14-11: DigiTOL Junction Box Wiring Codes