Main characteristics and technical indicators
20 channel exciter / universal switch
SPDT (C type) self-locking relay
300 V, 1 A excitation and control
The Keysight 34903A is a universal switch module for the 34970A data acquisition/switching unit. It features 20 independent single-pole double-throw (SPDT) relays that form the power loop for the product under test, control indicators and status lights, and energize external relays and solenoids. It can be used in conjunction with matrix and multiplexer modules to build custom switching systems. Its 300 V, 1 A contact handles up to 50 W of power, which is sufficient for many power line switching applications.
Standard products include:
1 34903A, 20 channel exciter module
1 calibration certificate