Keithley 3720 Dual 1×30 Multiplexer Card
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Keithley 3720 dual 1×30 multiplexer with 60 two-pole channels for Series 3700A, automatic CJC temperature support, and general-purpose switching with 300V/1A rating.
Product details
| Model | 3720 |
| Manufacturer | Keithley |
| Category | DAQ Modules & Cards |
| Availability | Made to order |
Description
Overview
The Keithley 3720 is a dual 1×30 multiplexer card for the Series 3700A system, providing 60 two-pole switching channels or 30 four-pole channels. Designed for general-purpose switching and measurement applications, it features latching electromechanical relays with automatic cold junction compensation (CJC) when used with the optional 3720-ST screw terminal accessory for temperature measurements.
Key Features
- 60 two-pole channels or 30 four-pole channels for flexible switching
- Automatic CJC for temperature measurements with 3720-ST accessory
- Analog backplane connection relays for easy bank and card interconnections
- 300 V, 1 A switched or 2 A carry signal capacity, 60 Ω, 125 VA
- Latching electromechanical relays with matrix drive scheme
- Relay closure information stored in onboard memory
- Two 78-pin male D-sub connectors for signal connections
- 4 ms relay actuation time
Applications
- General-purpose switching and signal routing
- Thermocouple temperature measurements with CJC
- Multi-channel data acquisition systems
- Automated test equipment (ATE) and measurement systems
- Bank and card expansion via backplane connections
Specifications
| Series | 3700 Series |
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Keithley 3720 Dual 1×30 Multiplexer Card
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