Keithley 3720 Multiplexer Card
Overview
The Keithley 3720 is a high-performance dual 1x30 multiplexer card designed for advanced switching applications, particularly in temperature measurement scenarios. This innovative device features two independent banks of two-pole multiplexers, making it a versatile solution for general-purpose testing requirements.
Key Features
- Dual independent banks: Each bank supports 1x30 multiplexers, ensuring flexibility and operational efficiency.
- Automatic connection to the Series 3700 mainframe backplane: The integration with analog backplane connection relays enables the mainframe to seamlessly reconfigure the card for optimized performance.
- Configurable for single 1x60 multiplexer or card-to-card expansion: The design facilitates larger configurations, addressing growing testing demands.
- Enhanced measurement capabilities: The 3720 can be reconfigured to a coordinated four-pole operation, providing additional flexibility for diverse testing scenarios.
- Thermocouple support: With the optional Model 3720-ST (screw terminal) accessory, the card supports thermocouple-type temperature measurements and automatic cold junction compensation (CJC) for increased accuracy.
- Robust signal connections: The device employs two 78-pin male D-sub connectors, ensuring reliable and efficient signal integrity.
- Screw terminal options: Utilize the detachable Model 3720-ST for screw terminal connections and integrated CJC functionalities.
Specifications
- Signal capacity: 300 V, 1A switched or 2A carry
- Channel configuration: Up to 60 two-pole channels or 30 four-pole channels available for switching applications.
- Memory storage: Relay closures are stored in onboard memory, ensuring reliable operation and minimizing downtime.
- Latching electromechanical relays: Durable relay technology provides consistent performance and reliability.
- Efficient interconnections: Analog backplane connection relays allow for easy and reliable bank and card interconnections.
