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Holtgreven Ohaus Defender Series Bench Scales User Manual

Page 15

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7000 Series Indicators EN-13

Jumper connections
When a 4-wire load cell is attached to terminal block J4, jumpers W1 and W2 must be installed.
When a 4-wire load cell is attached to terminal block J7, jumpers W3 and W4 must be installed.
When a 6-wire load cell is attached to terminal block J4, jumpers W1 and W2 must be removed.

When a 6-wire load cell is attached to terminal block J7, jumpers W3 and W4 must be removed.

2.3.3 RS232 Interface Cable to T71XW
Pass the optional RS232 cable through the cable gland (Figure 1-2, item 14) and attach it to the terminal block J5 (Figure 1-3,
item 2). Tighten the cable gland to secure the cable and maintain a tight seal.

Pin Connection
1 RTS
2 TXD
3 RXD
4 CTS
5 Ground

2.3.4 Footswitch to T71P or T71XW
Pass the optional footswitch cable through the cable gland (Figure 1-1, item 12 or Figure 1-2, item 13) and attach it to the
terminal block J9 (Figure 1-3, item 3). Tighten the cable gland to secure the cable and maintain a tight seal.

2.3.5 T71P Housing Orientation
The T71P is delivered in the wall mount orientation, with connections exiting below the display. The rear housing may be

reversed so the connections exit above the display. This orientation is convenient when the T71P is placed horizontally on a
bench. To reverse the rear housing, remove the four Phillips head screws, carefully rotate the housing 180° and re-install the

screws.

Figure 2-3. Wall Mount Configuration


Figure 2-4. Bench Top Configuration


2.3.6 Mounting Bracket

Attach the bracket to a wall or table using fasteners (not supplied) that are appropriate for the type of mounting surface. The
bracket will accommodate up to 6 mm (1/4”) diameter screws. Locate the mounting holes as shown in Figure 2-5.

Figure 2-5. Mounting Bracket Dimensions