OHAUS 80500733 Manual De Instrucciones página 6

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RS232 Option Kit
2.4 80500733 Installation in T51XW and T71XW
WARNING: ELECTRICAL SHOCK HAZARDS EXIST WITHIN
THE HOUSING. THE HOUSING SHOULD ONLY BE OPENED
BY AUTHORIZED AND QUALIFIED PERSONNEL. REMOVE
ALL POWER CONNECTIONS TO THE UNIT BEFORE
OPENING. IF THE UNIT CONTAINS AN OPTIONAL RELAY
CONTROL BOARD, ADDITIONAL AC OR DC POWER
CONNECTIONS MAY STILL EXIST WITHIN THE HOUSING.
Refer to Figure 2.4 when performing these steps.
1. Remove the hex bolts from the corners of the rear housing.
2. Pull the front housing forward.
3. Attach the RS232 pc board to the rear housing using the two machine screws
supplied.
4. Connect the long cable to connector J1 or J4 on the RS232 pc board and
connector J8 on the main pc board.
Note: If the Relay option pc board is already installed, do not use the long
cable. Connect the short cable between the RS232 pc board and the Relay pc
board instead. Then skip to step 6.
5. Secure the long cable to the cable tie mount using the cable tie.
6. Remove the hole plug from one of the available strain relief bushings.
7. Feed the communication cable through the strain relief
8. Attach the wires of the communication cable to the terminal block on the
RS232 pc board.
9. Pull the excess cable through the strain relief bushing and tighten the external
nut on the bushing.
10. Close the housing and reinstall the four hex bolts.
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