The Keysight 34980A multifunction switch / measure mainframe and modules provide functionality that is easy to set up and use. The 34980A helps you lower your cost of test and accelerate your test system integration and development.
The 34980A switch / measure unit mainframe holds up to eight plug-in modules. This allows you to customize the system configuration to your application requirements. Buy the modules you need now and easily add or replace modules as your needs change.
Choose from 21 different modules. The 34980A system offers high-density multiplexers for scanning multiple channels, matrices for connecting multiple points at one time, and general-purpose switches for simple control and high power needs.
| Key Features |
| Accommodates up to eight plug-in modules |
| Built-in DMM with 6½ digits (22 bits) of resolution |
| Integrates into test and data acquisition systems with standard connectors and software drivers |
| Standard LAN, USB, and GPIB connectivity to PC, LXI compliant |
| Scan rates of up to 1000 channels/second |
| Controls external devices such as microwave switches, attenuators, solenoids, and power relays |
| Up to 560 2-wire mux or 4096 matrix cross-points in one mainframe |
| Includes PathWave BenchVue software license (BV0006B) |
| Specifications |
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| Multifunction Switch/Measurement Unit |
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| Model Overview |
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| Model | Description | Information |
| 34980A | Multifunction data acquisition mainframe
Holds up to 8 Plug-in-Modules
| Comes standard with “DMM” option and BenchVue DAQ |
| BV0006B | BenchVue Data Acquisition Control and Analysis (DAQ)
Holds up to 8 Plug-in-Modules
| BenchVue makes it simple to connect, control instruments, and automate test sequences.
Supported plug-in modules:
34921A
34922A
34923A
34924A
34925A
34931A
34932A
34933A
34937A
34938A
34952A
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| Specifications |
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| Multifunction Switch / Measure Low Frequency Modules |
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| Module Overview |
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| Model | Description | Max. Volts | Max. Current | Scan Ch/Sec |
| Multiplexers |
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| 34921A | 40 Channel Armature | +/- 300V | 1A | 100 |
| 34922A | 40 Channel Armature | +/- 300V | 1A | 100 |
| 34923A | 40/80 Channel Reed | +/- 150V | 0.5A | 500 |
| 34924A | 70 Channel Reed | +/- 150V | 0.5A | 500 |
| 34925A | 40/80 Channel Optically Isolated FET Multiplexer | +/- 80V | 0.5A | 1000 |
| Matrix Switches |
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| 34931A | Dual 4x8 Armature | +/- 300V | 1A | 100 |
| 34932A | Dual 4x16 Armature | +/- 300V | 1A | 100 |
| 34933A | Dual/Quad 4x8 Reed | +/- 150V | 0.5A | 500 |
| GP/Actuator Switches |
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| 34937A | 28 Channel Form C
4 Channel Form A
| 300V
250AC
| 1A
5A
| N/A
N/A
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| 34938A | 20 Channel 5 Amp Form A | 250AC | 5A | N/A |
| Specifications |
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| Multifunction Switch / Measure RF and Microwave Modules |
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| Module Overview |
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| Model | Description | Insertion Loss | Frequency Range | VSWR |
| RF Switching |
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| 34941A | Quad 1x4 50Ohm | 0.6 dB | 3 GHz | < 1.25 |
| 34942A | Quad 1x4 75Ohm | Contact Factory | Contact Factory | Contact Factory |
| Microwave Switching |
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| 34945A | Microwave Switch/ Attenuator Drive | Drive up to 64 external switch coils;
32 SPDT switches
8 multiport switches
8 attenuators
or custom combination
| Drive up to 64 external switch coils;
32 SPDT switches
8 multiport switches
8 attenuators
or custom combination
| Drive up to 64 external switch coils;
32 SPDT switches
8 multiport switches
8 attenuators
or custom combination
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| 34946A | Dual 1x2 SPDT Terminated | < 0.42dB to < 0.69dB | 4 GHz or 20 GHz | < 1.15 to < 1.30 |
| 34947A | Triple 1x2 SPDT Unterminated | < 0.42dB to < 0.69dB | 4 GHz or 20 GHz | < 1.15 to < 1.30 |
| Specifications |
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| Multifunction Switch / Measure System Measurement and Control Modules |
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| Module Overview |
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| Model | Description | Information |
| 34950A | 64 Bit DIO with Memory Counter | Eight 8-bit digital I/O channels
Up to 5 V thresholds
7 handshaking protocols
Pattern memory
Two 10 MHz frequency counter/totalizers
10 MHz programmable clock output
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| 34951A | 4 Channel Isolated D/A Converter with Waveform Memory | Output DC V up to +/-16V or DC current up to +/-20 mA
Output wave forms w/200 kHz update rate and 16 bit resolution
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| 34952A | Multifunction Module with 32 Bit DIO, 2 Channel D/A and Totalizer | Four 8-bit digital I/O channels
2 +/- 12V analog outputs
100 kHz gated totalizer
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| 34959A | Breadboard | Access to +12V and +5V supplies
16 GPIO ports
32 relay drive lines for custom designs
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