Description
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The SCB-68 is a Shielded I/O Connector Block designed by National Instruments as part of their DAQ Device Accessories category. This product carries the part numbers 776844-01 and 782914-01, ensuring a range of compatibility options for various users. It is specifically compatible with 68-pin X Series, M Series, E Series, B Series, S Series, and R Series DAQ devices, making it a versatile accessory for a wide range of applications.
One of the key features of the SCB-68 includes an onboard cold-junction compensation sensor which is critical for accurate temperature measurements. Additionally, it offers general-purpose breadboard areas, screw terminals, and sockets for electrical components, enhancing its utility and adaptability for various experimental setups. The SCB-68 is also equipped to enable signal conditioning, which includes filtering, voltage attenuation, 4 to 20 mA current input measurement, and open thermocouple detection, thereby augmenting its functionality in complex DAQ systems.
Regarding its technical specifications, the SCB-68 boasts a temperature sensor accuracy of ±1.0 °C over a 0 to 110 °C range, with a sensitivity of 10 mV/°C. Its power requirement is typically 1 mA at +5 VDC without signal conditioning, and it can draw a maximum of 800 mA from the host computer. For connectivity, it uses a 68-pin male SCSI I/O connector and supports wire gauges ranging from 14-30 AWG. The device itself weighs 13 oz, making it both lightweight and portable for various applications and settings.
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| Specification | Detail |
|---|---|
| Part Numbers | 776844-01, 782914-01 |
| Manufacturer | National Instruments |
| Model | SCB-68 |
| Category | DAQ Device Accessories |
| Description | Shielded I/O Connector Block |
| Compatibility | 68-pin X Series, M Series, E Series, B Series, S Series, and R Series DAQ devices |
| Features | Onboard cold-junction compensation sensor, General-purpose breadboard areas, Screw terminals, Sockets for electrical components |
| Signal Conditioning | Enables filtering, voltage attenuation, 4 to 20 mA current input measurement, and open thermocouple detection |
| Temperature Sensor Accuracy | ±1.0 °C over a 0 to 110 °C range and 10 mV/°C |
| Power Requirement | Typical: 1 mA at +5 VDC (without signal conditioning), Maximum: 800 mA from host computer |
| Connectors | 1 68-pin male SCSI I/O connector |
| Wire Gauge | 14-30 AWG |
| Weight | 13 oz |
| Dimensions |



