OHAUS Catapult 5000 Serie Gebrauchsanleitung Seite 13

CATAPULT 5000 SERIES SCALES
2.2.4 RS232 interface Cable to Indicator (Optional)
Connect the optional RS232 cable to the RS232 connector Figure 1-1, item 5.
Note: For installation instructions, please refer to optional RS232 user manual.
Pin Connection
N/C
1
TXD
2
RXD
3
N/C
4
GND
5
N/C
6
N/C
7
N/C
8
N/C
9
2.3 Internal Connections
Some connections require the housing to be opened.
2.3.1 Opening the Housing
CAUTION: ELECTRICAL SHOCK HAZARD. REMOVE ALL POWER CONNECTIONS TO THE
INDICATOR BEFORE SERVICING OR MAKING INTERNAL CONNECTIONS. THE HOUSING
SHOULD ONLY BE OPENED BY AUTHORIZED AND QUALIFIED PERSONNEL, SUCH AS AN
ELECTRICAL TECHNICIAN.
Remove the four Phillips head screws from the rear housing.
Open the housing being careful not to disturb the internal connections.
Once all connections are made, reattach the front housing.
2.3.2 Jumper Connections
For a 4-wire load cell with no sense wires: Jumpers W1 and W2 must be shorted.
For a 6-wire load cell that includes sense wires, Jumpers W1 and W2 must be opened.
Note: 6-wire load cell setting is default.
After wiring is completed and jumpers are in place, replace the indicator housing screws.
CAUTION
RISK OF EXPLOSION CAN OCCUR IF REPLACED
WITH THE WRONG TYPE OR CONNECTED
IMPROPERLY.
Dispose of the lead acid battery according to local laws and regulations.
Figure 2-2. Jumper Connections.
Figure 2-1. RS232 Pins.
EN-7