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PXI Multi-Banked Multiplexer

40-657A

ISSUE 1.0  FEB 2019

•  High Density 2 Amp Multiplexer 
•  8-Banks of 8-Chan, 4-Banks of 16, 2-Banks of 32 & 

Single 64-Chan Multiplexer

•  1-Pole Switching
•  2A Current Rating With 90W/500VA Max Power
•  Hot Switch to 110VDC/250VAC
•  Cold Switch to 400VDC/250VAC
•  VISA, IVI & Kernel Drivers Supplied for Windows
•  Supported by PXI or LXI Chassis
•  3 Year Warranty

The 40-657A is a high density power multiplexer modules available 

in a choice of configurations with up to 8 separate multiplexers 

with 1-pole switching. They are suitable for switching signals to 

110VDC/250VAC at 2 Amps, 90W.

40-657A Multi-Banked Multiplexer Range:

8-Bank, 8-Channel, 1-pole

4-Bank, 16-Channel, 1-pole

2-Bank, 32-Channel, 1-pole

1-Bank, 64-Channel, 1-pole

 

Larger multiplexers may be constructed by daisy chaining the 

common signals from multiple modules. For example 7 modules 

with 64-channels will form a 448-channel multiplexer.

The 40-657A can be operated as a conventional multiplexer 

with break-before-make action when a new channel is selected. 

Alternatively, product variants can be supplied that allow multiple 

channels to be simultaneously selected.
The 40-657A channel selection configurations have been revised 

from the 40-657. The 40-657A modules default to single channel 

selection with multiple channel selection variants defined by use of 

a suffix.
We can construct custom cable assemblies for all of our PXI 

modules, please contact sales office for further assistance.

8-Bank, 8-Channel Multiplexer (40-657A-001-8/8/1) 

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