Description
The National Instruments TBX-68S, identified by part number 777716-01, is an Isothermal Terminal Block specifically designed for compatibility with NI-2501 and NI-2503 PXI switch cards. This terminal block offers versatile mounting options, including DIN-Rail mounting compatible with DIN EN 50 022 and DIN EN 50 035 standards, as well as the option to use the NI TBX Rack-Mount Assembly. Each channel features a screw terminal connection, with the exception of the integrated cold-junction sensor, which assists in temperature management.
The TBX-68S supports various cable types including the SH68-68S shielded cable in lengths of 1, 2, and 5 meters, and the R6868 ribbon cable, ensuring flexible connectivity options. It is also equipped with auto-zeroing circuitry for enhanced precision in measurements. Although the TBX-68S does not come with built-in strain relief, it can be supplemented as needed for specific applications.
Despite the announcement of its obsolete status by National Instruments, the TBX-68S remains available for purchase and repairs through Apex Waves, ensuring continued support for existing systems utilizing this reliable terminal block.
| Specification | Detail |
|---|---|
| Part Number | 777716-01 |
| Model | TBX-68S |
| Type | Isothermal Terminal Block |
| Manufacturer | National Instruments |
| Compatible With | NI-2501 and NI-2503 PXI switch cards |
| Mounting | DIN-Rail, compatible with DIN EN 50 022 and DIN EN 50 035 |
| Connection Type | Screw terminal for each channel (except cold-junction sensor) |
| Compatible Cables | SH68-68S (1 m, 2 m, 5 m lengths), R6868 ribbon cable |
| Special Features | Equipped with a cold-junction sensor, capable of auto-zeroing circuitry |
| Additional Mounting Option | NI TBX Rack-Mount Assembly |
| Strain Relief | Not provided; can be added |
| Obsolete Status | Announced by National Instruments, available for purchase and repairs by Apex Waves |
Q1: What features of the National Instruments TBX-68S Isothermal Terminal Block promote its versatility and reliability, despite its obsolete status with the manufacturer?
A1: The National Instruments TBX-68S Isothermal Terminal Block is designed with screw terminal connections and a cold-junction sensor for temperature management, which ensures compatibility with the NI-2501 and NI-2503 PXI switch cards, and despite its obsolete status, it can still be purchased and serviced through Apex Waves.
Q2: What are the mounting options and connectivity features of the National Instruments TBX-68S Isothermal Terminal Block, and what options are available for continued support despite its obsolete status?
A2: The National Instruments TBX-68S Isothermal Terminal Block offers versatile mounting options including DIN-Rail mounting compatible with DIN EN 50 022 and DIN EN 50 035 standards and the option to use the NI TBX Rack-Mount Assembly, and it is designed to be compatible with the NI-2501 and NI-2503 PXI switch cards.
Q3: What mounting options are available for the National Instruments TBX-68S Isothermal Terminal Block, and which PXI switch cards is it designed to be compatible with?
A3: The National Instruments TBX-68S Isothermal Terminal Block boasts versatility and reliability through features such as its compatibility with NI-2501 and NI-2503 PXI switch cards, various mounting options including DIN-Rail compatible with DIN EN 50 022 and DIN EN 50 035 standards, the option for rack-mount assembly, support for multiple cable types like the SH68-68S shielded cable and R6868 ribbon cable, and auto-zeroing circuitry for precision measurements,
Q4: What features of the National Instruments TBX-68S Isothermal Terminal Block make it compatible with the NI-2501 and NI-2503 PXI switch cards, and where can it still be purchased despite its obsolete status?
A4: The National Instruments TBX-68S Isothermal Terminal Block offers versatile mounting options such as DIN-Rail mounting compatible with DIN EN 50 022 and DIN EN 50 035 standards and the option to use the NI TBX Rack-Mount Assembly; for connectivity, it supports various cable types including the SH68-68S shielded cable and the R6868 ribbon cable. Despite its obsolete status, continued support is available through Apex Waves, which provides options for purchase and repairs.
Q5: What are the unique features and compatibility options that the National Instruments TBX-68S isothermal terminal block offers for NI-2501 and NI-2503 PXI switch cards?
A5: The National Instruments TBX-68S isothermal terminal block, designed for NI-2501 and NI-2503 PXI switch cards, offers unique features such as versatile DIN-Rail mounting compliant with DIN EN 50 022 and DIN EN 50 035 standards, the option for rack-mounting with the NI TBX Rack-Mount Assembly, screw terminal connections for each channel, an integrated cold-junction sensor for temperature management, support for SH68-68S shielded cables and
