Counter/Timer Accessories and Cables
SCB-68 Shielded I/O Connector Block (See Figure 3)
Shielded I/O connector block for easy connection of I/O signals to the counter/timer
devices. The screw terminals are housed in a metal enclosure for protection from
noise corruption. Combined with a shielded cable, the SCB-68 provides rugged, very
low-noise signal termination. The SCB-68 also includes two general-purpose
breadboard areas.
SCB-68 ..............................................................................................................776844-01
Dimensions – 19.5 by 15.2 by 4.5 cm (7.7 by 6.0 by 1.8 in)
Figure 3. SCB-68 Shielded I/O Connector Block
TB-2715 Terminal Block (See Figure 4)
With the TB-2715 terminal block for PXI counter/timer devices, you can connect
signals directly without additional cables. Screw terminals provide easy connection of
I/O signals. The TB-2715 latches to the front of your PXI module with locking screws
and provides strain relief.
TB-2715 ............................................................................................................778242-01
Dimensions – 8.43 by 10.41 by 2.03 cm (3.32 by 4.1 by 0.8 in.)
TBX-68 I/O Connector Block with DIN-Rail Mounting (See Figure 5)
Termination accessory with 68 screw terminals for easy connection of field I/O signals
to the counter/timer devices. The TBX-68 is mounted in a protective plastic base with
hardware for mounting on a standard DIN rail.
Figure 4. TB-2715 I/O Terminal Block
TBX-68..............................................................................................................777141-01
Dimensions – 12.50 by 10.74 cm (4.92 by 4.23 in.)
CB-68LP and CB-68LPR I/O Connector Blocks (See Figure 6)
Low-cost termination accessories with 68 screw terminals for easy connection of field
I/O signals to the counter/timer devices. The connector blocks include standoffs for
use on a desktop or mounting in a custom panel. The CB-68LP has a vertically
mounted 68-pin connector. The CB-68LPR has a right-angle mounted connector for
use with with the CA-1000.
Figure 5. TBX-68 I/O Connector Block
CB-68LP............................................................................................................777145-01
Dimensions – 14.35 by 10.74 cm (5.65 by 4.23 in.)
CB-68LPR ........................................................................................................777145-02
Dimensions – 7.62 by 16.19 cm (3.00 by 6.36 in.)
Figure 6. CB-68LP and CB-68LPR I/O Connector Blocks
National Instruments • Tel: (800) 433-3488 • Fax: (512) 683-9300 • info@ni.com • ni.com 391
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