Vertex 2158 - Page 24

METTLER TOLEDO 2158/2160/2162 Vertex Floor Scales Service Manual
(11/96)
3-8
WARNING
DO NOT USE THE DigiTOL JUNCTION BOX
IN LOCATIONS CLASSIFIED HAZARDOUS
BY THE NATIONAL ELECTRICAL CODE
(NEC) ARTICLE 500.
LC3
LC4
J-Box
LC1
LC2
Load Cell Orientation
(Top View of Platform)
LC4
LC3
LC1
LC2
1
12
1
5
LATCH ENABLE
CLOCK OUTPUT
DATA OUT (TTL)
DATA IN (TTL)
SERIAL DATA XMIT
+5V OUTPUT
+20V INPUT
GROUND
TB1
TB2
JUMPER 2 TO 11
To 8505
Indicator
Orange
Blue
Brown
Violet
Red
Yellow
Black
Green
-EXC -SIG SHLD +SIG +EXC -EXC -SIG SHLD +SIG +EXC
W4 W3
W1W2
Figure 3-h: Model 2160 DigiTOL Junction Box Wiring Smart Mode with Model 8505 DigiTOL
Indicator
Note: Jumpers W1, W2, W3
and W4 must be “IN” shorting
pins (for 2 mV/V Load Cells).