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Defender 5000 Indicators
2.3 Internal Connections
Some connections require the housing to be opened.
2.3.1 Opening the Housing
TD52P
Remove the four Phillips head screws from the rear housing.
Remove the front housing being careful not to disturb the internal connections.
Once all connections are made, reattach the front housing.
TD52XW
Remove the four hex head screws from the rear housing.
Open the housing by carefully pulling the front housing forward.
Once all connections are made, reattach the front housing.
The screws should be tightened to 2.5 N•m (20-25 in-lb) torque to ensure a watertight seal.
2.3.2 Scale Base Without Connector
For connecting bases (which do not have the Defender base quick connector) to a TD52P or
TD52XW, a Load cell cable gland kit (P/N 30379716) is available as an accessory.
Removing the pre-installed Load Cell connector and wiring harness
Before doing the connections, remove the pre-installed Load Cell connector and wiring harness by
following the steps below.
1. Open the housing by carefully pulling the front housing forward.
2. Unplug the white load cell connector from the main PCBA board (red circle).
3. Remove the metal terminal (Figure 1-1, item 12) connector from the rear housing. (green
Installing Load Cell Cable and Connectors
In order to meet certain electrical noise emission limits and to protect the TD52P and TD52XW from
external influences, it is necessary to install a ferrite core on the load cell cable connected to the
terminal. The ferrite core is included with the terminal.
To install the ferrite, simply route the cable through the center of the core and then take one wrap
around the outside of the core and route the cable through the center again. Either the complete cable
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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.
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