Description
The Part Number 781348-01 refers to the NI PXIe-4353, which falls under the SC Express category. This model is specifically designed to accommodate 32 thermocouple analog input channels in a differential configuration. It is highly suitable for a wide range of temperature measurement applications.
The device comes equipped with a Built-in TB-4353 isothermal terminal block to ensure precise and stable measurements. The Analog Input Isolation is rated at 300 V, providing additional safety and integrity to the measurement system. Furthermore, it includes 2 auto zero and 8 cold junction compensation channels to enhance measurement accuracy.
In terms of technical specifications, the PXIe-4353 utilizes a Delta-Sigma ADC converter type and operates in a Scanned sampling mode. It boasts a Maximum Sample Rate of 90 Samples per second and can measure voltages within a range of ±80 mV. The device also exhibits a high Differential Input Impedance of 20 mega-ohms, ensuring minimal impact on the circuits being measured.
Accuracy is further assured with its DC Linearity characterized by a Typical: 20 ppm and a Maximum: 60 ppm. The Open Thermal Couple Detection (OTD) feature is software selectable, offering flexibility in measurement configurations, and the input current in OTD mode can be Enabled: 17 nA or Disabled: 400 pA.
The PXIe-4353 is compatible with a range of software, including NI-DAQmx, LabVIEW, LabWindows/CVI, and Measurement Studio, making it a versatile choice for engineers and researchers. It can handle Channel to Channel Voltage Range of ±10 volts (common mode) and a Voltage Range (Channel to Earth Ground) of
| Specification | Detail |
|---|---|
| Part Number | 781348-01 |
| Category | SC Express |
| Model | PXIe-4353 |
| Description | NI PXIe-4353 32-Ch Thermocouple Input |
| Number of Channels | 32 thermocouple analog input channels (differential) |
| Analog Input Isolation | 300 V |
| Additional Channels | 2 auto zero, 8 cold junction compensation channels |
| Terminal Block | Built-in TB-4353 isothermal terminal block |
| Sampling Mode | Scanned |
| Converter Type | Delta-Sigma ADC |
| Max Sample Rate | 90 S/s |
| Voltage Measurement Range | ±80 mV |
| Differential Input Impedance | 20 mega-ohms |
| DC Linearity | Typical: 20 ppm, Maximum: 60 ppm |
| Open Thermal Couple Detection (OTD) | Software selectable |
| Input Current in OTD Mode | Enabled: 17 nA, Disabled: 400 pA |
| Software Compatibility | NI-DAQmx, LabVIEW, LabWindows/CVI, Measurement Studio |
| Channel to Channel Voltage Range | ±10 volts (common mode) |
| Voltage Range (Channel to Earth Ground) | ±300 volts |
| Common Mode Rejection Ratio | 100 dB |
| Overvoltage Protection
Question 1: What is the Part Number for the NI PXIe-4353? Answer 1: 781348-01 Question 2: How many thermocouple inputs does PXIe-4353 have? Question 3: What isolation is available on PXIe-4353? Question 4: What is the max sample rate of PXIe-4353? Question 5: What ADC converter type does PXIe-4353 use? |



