Description
The 777687-03 is a part of the SCXI & Legacy category, designated as model SCXI-1303. This particular model is a 32-Channel Isothermal Terminal Block designed for high-precision thermocouple temperature measurement applications. It offers compatibility with multiple modules, including the SCXI-1100/1102/1102B/1102C. Notably, it features several special features such as open thermocouple detection, signal ground referencing, isothermal functionality, pullup, and bias resistors to enhance its performance and reliability in various applications.
The SCXI-1303 is equipped with 78 screw terminals, providing ample connectivity for complex setups. Its thermistor cold-junction sensor boasts an accuracy of 0.5 °C within the range of 15 to 35 °C and 0.9 °C for temperatures ranging from 0 to 15 °C and 35 to 55 °C. Furthermore, the thermistor output voltage range is specified from 1.91 to 0.58 V across a temperature range of 0 to 55 °C, ensuring precise measurements across a wide spectrum of conditions.
Software compatibility is broad, including support for the NI-DAQ driver, LabVIEW, and LabWindows/CVI, providing flexibility in data acquisition and analysis. Despite being announced as obsolete by National Instruments, this model remains available for purchase and repairs through Apex Waves. Additionally, calibration services are accessible, including NIST accredited calibrations via a third party and basic in-house calibration to manufacturer specifications, ensuring the device maintains its accuracy and reliability over time.
| Specification | Detail |
|---|---|
| Part Number | 777687-03 |
| Category | SCXI & Legacy |
| Model | SCXI-1303 |
| Description | 32-Channel Isothermal Terminal Block |
| Compatible Modules | SCXI-1100/1102/1102B/1102C |
| Application | High-precision thermocouple temperature measurement |
| Special Features | Open thermocouple detection, signal ground referencing, isothermal, pullup and bias resistors |
| Screw Terminals | 78 |
| Thermistor Cold-Junction Sensor Accuracy | 0.5 °C (15 to 35 °C), 0.9 °C (0 to 15 °C and 35 to 55 °C) |
| Thermistor Output Voltage Range | 1.91 to 0.58 V (0 to 55 °C) |
| Software Compatibility | NI-DAQ driver, LabVIEW, LabWindows/CVI |
| Obsolete Status | Announced by National Instruments, available for purchase and repairs by Apex Waves |
| Calibration | Available, NIST accredited calibrations through a 3rd party, basic in-house calibration to manufacturer specifications
Question 1: What is the part number for SCXI-1303? Answer 1: 185164B-01L Question 2: How many channels does SCXI-1303 have? Question 3: Does SCXI-1303 support open thermocouple detection? Question 4: What is the accuracy of its thermistor sensor at 15-35 °C? Question 5: Can SCXI-1303 still be serviced or calibrated? |


