Description
The NI FP-SG-140 is an 8-channel FieldPoint Strain-Gauge Input Module bearing the part number 777518-140, designed to interface with a variety of sensors including half-bridge and full-bridge strain gauges, force sensors, load cells, and torque sensors, among others.
It provides support for quarter-bridge strain gauges when used with an external completion resistor. The module employs pulsed excitation to prevent self-heating and ensures accurate measurements, with excitation levels configurable at 2.5 V, 5 V, or 10 V, and can supply an excitation current of up to 21 mA.
Each channel is equipped with a 16-bit Delta-Sigma ADC and a lowpass filter to enhance accuracy and noise rejection. Users can select from a range of update rates between 0.87 Hz and 1.11 Hz, and the module is capable of measuring in millivolts per volt, accommodating a wide array of process monitoring transducers.
| Specification | Detail |
|---|---|
| Part Number | 777518-140 |
| Product Model | NI FP-SG-140 |
| Channels | 8-Channel |
| Module Type | FieldPoint Strain-Gauge Input Module |
| Compatible Sensors | Half-Bridge and Full-Bridge Strain Gauges, Force Sensors, Load Cells, Torque Sensors, etc. |
| Quarter-Bridge Support | Yes (with external completion resistor) |
| Excitation Type | Pulsed Excitation |
| Excitation Levels | 2.5 V, 5 V, 10 V |
| Excitation Current | Up to 21 mA |
| ADC Type | 16-bit Delta-Sigma |
| Filter | Lowpass Filter on Each Channel |
| Update Rates | 0.87 Hz to 1.11 Hz |
| Measurement Units | Millivolts per Volt |
Q1: What types of sensors is the NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module designed to interface with, and what are its key features regarding excitation levels and measurement accuracy?
A1: The NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module is compatible with half-bridge and full-bridge strain gauges, force sensors, load cells, and torque sensors, and it utilizes pulsed excitation to prevent sensor self-heating.
Q2: What types of sensors is the NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module designed to work with, and what are its key features that ensure accurate measurements?
A2: The NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module can interface with a variety of sensors including half-bridge and full-bridge strain gauges, force sensors, load cells, and torque sensors, and it ensures accurate measurements through the use of pulsed excitation to prevent self-heating, configurable excitation levels of 2.5 V, 5 V, or 10 V, the ability to supply an excitation current of up to 21 mA
Q3: What type of sensors can be interfaced with the NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module, and what are its features for ensuring accurate measurements?
A3: The NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module is designed to interface with half-bridge and full-bridge strain gauges, force sensors, load cells, and torque sensors, and it features pulsed excitation to prevent self-heating, with configurable excitation levels at 2.5 V, 5 V, or 10 V, an excitation current of up to 21 mA, a 16-bit Delta-Sigma ADC per channel,
Q4: What types of sensors can be interfaced with the NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module, and what advanced features does it incorporate to ensure precise measurements?
A4: The NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module can interface with half-bridge and full-bridge strain gauges, force sensors, load cells, and torque sensors, and incorporates advanced features such as pulsed excitation to minimize self-heating, selectable excitation levels of 2.5 V, 5 V, or 10 V, an excitation current of up to 21 mA, 16-bit Delta-Sigma ADCs per channel,
Q5: What types of sensors is the NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module compatible with, and what is its method of preventing sensor self-heating?
A5: The NI FP-SG-140 8-channel FieldPoint Strain-Gauge Input Module is designed to work with a variety of sensors, including half-bridge and full-bridge strain gauges, force sensors, load cells, and torque sensors; its key features that ensure accurate measurements include pulsed excitation to prevent self-heating, configurable excitation levels of 2.5 V, 5 V, or 10 V, an excitation current of up to 21 mA, a
