380 Synergy Digital Weight Indicator
8
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2.4.2 Torque Ratings
Refer to
throughout installation and use of product to maintain proper torque ratings for 380 components.
2.4.3 Wiring Connections
Figure 2-8. CPU Board Connections
2.4.4 Load Cell Cable
To attach the cable from a load cell or junction box, route cable to the YC3 connector. See
for wiring the load cell cable
from the load cell or junction box to connector.
For a 4-wire installation leave pins 3 and 4 empty on the connector.
For a 6-wire installation set SW2 to all positions “off”, for 4-wire installation set all positions to “on.”
Component
Torque Rating
Front Plate Screw
10 in-lb (1.7 N-m)
Cord Grip Nut (to enclosure)
33 in-lb (3.7 N-m)
Cord Grip Dome Nut (around cable)
22 in-lb (2.5 N-m)
Screw at Antenna Hole
10 in-lb (1.7 N-m)
Grounding wire
10 in-lb (1.7 N-m)
Standoff Nuts
4 in-lb (0.45 N-m)
Table 2-2. Component Torque Ratings
Connector
Pin
Function
YC3
1
+SIG
2
–SIG
3
+SEN
4
–SEN
5
+EXC
6
–EXC
Table 2-3. YC3 Pin Assignments (Load Cell)
+SIG
-SIG
+SEN
MICRO-USB
-SEN
+EXC
-EXC
YC3
SW2
RTC
CN2
CN1
CN4
JP3
CN3
CN10
COM1 - RS-232
COM1 - BT
CAL
N/A
N/A
GND
+Vin
CN9
SENSE
N/A
N/A
GND
RX
TX
ON
OFF
1 2
Note
