Keysight DAQM901A 20-Channel Multiplexer Module
The Keysight DAQM901A is a general-purpose multiplexer module designed for automated data acquisition and electrical measurement applications. It supports both 2-wire and 4-wire scanning, allowing users to configure measurement channels according to their testing requirements.
With 20 multiplexer channels, two additional fused current-measurement channels, and switching capability up to 300 V, the DAQM901A is suitable for laboratory testing, automated measurement systems, and electronic test applications.
Key Features
- 20-channel general-purpose multiplexer
- Supports 2-wire and 4-wire scanning
- Two additional fused channels for current measurements
- Switching capability up to 300 V
- Scanning speed up to 80 channels per second
- Built-in thermocouple reference junction
- Supports AC and DC current measurements up to 1 A through dedicated fused inputs
- Compatible with Keysight DAQ970A and DAQ973A data acquisition systems
Technical Specifications
| Brand | Keysight |
|---|---|
| Model | DAQM901A |
| Product Type | 20-Channel Multiplexer Module |
| Number of Multiplexer Channels | 20 |
| Additional Current Channels | 2 fused inputs |
| Scanning Configuration | 2-wire and 4-wire |
| Maximum Switching Voltage | 300 V |
| Scanning Speed | Up to 80 channels/second |
| Maximum Current Through Dedicated Inputs | 1 A |
| Thermocouple Reference Junction | Built-in |
| Compatible Systems | Keysight DAQ970A and DAQ973A |
Applications
- Automated electrical measurements
- Laboratory testing and data acquisition
- Electronic component testing
- Voltage, resistance, and temperature measurement setups
- AC and DC current measurement through dedicated fused inputs
The Keysight DAQM901A provides flexible channel switching for a wide range of automated testing and measurement applications. Confirm system compatibility and measurement requirements before ordering.


