25
777S (NEMA 4X ENCLOSURE), Cont.
Figure No. 18
RS-232 Serial Cable Installation
1. Loosen the cable gland connector(s) for the RS-232 serial cable. The gland connector(s)
for the RS-232 serial data are located on the bottom of the enclosure. Refer to Figure No.
18 for an illustration of the gland connector layout.
2. Slip the serial cable throught the gland connector and into the enclosure.
3. Remove 2" of the outer insulation jacket then remove 1/4" of insulation from each of the
wires (refer to Figure No. 16).
4. Connect each of the wires to the RS-232 Serial Data terminal block referring to the labels
on the circuit board for terminal connections. Refer to Figure No. 17 for terminal block
locations.
5. To terminate, first press down on the release bar for the terminal, insert the wire into the
opening then allow the release bar to return to its original position, locking the wire in place.
Repeat the procedure until all of the wires are in place.
RS-485 Serial Cable Installation
1. Loosen the cable gland connector for the RS-485 data cable. The gland connector for the
RS-485 data cable is located on the bottom of the enclosure. Refer to Figure No. 18 for an
illustration of the gland connector layout.
2. Slip the RS-485 data cable throught the gland connector and into the enclosure.
3. Remove 2" of the outer insulation jacket then remove 1/4" of insulation from each of the
wires (refer to Figure No. 16).
4. Connect each of the wires to the RS-485 Data terminal block referring to the labels on the
circuit board for terminal connections. Refer to Figure No. 17 for terminal block locations.
5. To terminate, first press down on the release bar for the terminal, insert the wire into the
opening then allow the release bar to return to its original position, locking the wire in place.
Repeat the procedure until all of the wires are in place.
RS-485
Data
KB-101
Interface
Input /
Out
ut
Load
Cells
Load Cells
RS-232
Serial
Data
AC
Power
Ground
Lug
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