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Keithley 7703 32 Channel Hi Speed Differential Multiplexer

Keithley
Extended range
Order Code:

85-2001

Brand: Keithley MPN: 7703
Qty Unit Price (Ex VAT)
1+ £1750.00
Price per unit {{ IncVat ? 'Inc' : 'Ex' }} VAT
Available to back orderBack-order availability date - 07/06/2025

The Keithley 7703 plug-in module offers 32 channels of 2-pole or 16 channels of 4-pole multiplexer switching that can be configured as two independent banks of multiplexers.

The non-latching reed relays provide high speeds and are designed for 300 volt, 500 mA; 10 VA. The relay closures are stored in onboard memory.

Typical applications for the 7703 is for RTD and thermistor temperature.


  • 32 channels for general purpose measurements
  • Relay actuation time of less than 1ms for high-speed scanning
  • Two- or four-wire measurement
  • Two 50-pin female D-sub connectors are standard for secure hook-up and quick teardow
Type Multiplexer
Actuation Time <1m/s
Connector type 2 x 50 pin D-Sub
No. of Channels 1 > 32
Offset Current <100 pA
Relay Drive Current 20 mA (per channel)
Relay Type Reed
Weight 0.8kg

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