Agilent Technologies Switch/Measure 34923A Simplified Schematic for One-Wire Mode, Analog Buses

4Low Frequency Multiplexer Switch Modules

34923A Simplified Schematic for One-Wire Mode

This drawing shows two independent 40- channel 1- wire MUXes. To change configuration modes, use the SYSTem:MODule:WIRE:MODE command.

NOTE: The three-digit number

assigned to each switch represents												Bank 1
the channel number.				001					H	011				H		021		H	031		H
NOTE:				002						012						022			032
Bank relays: Reed non-latching				003						013						023			033
Analog Bus relays: Armature non-latching
				004						014						024			034
				005						015						025			035
				006						016						026			036
COM 1				007						017						027			037
				008						018						028			038
H	L			009						019						029			039
100Ω	100Ω			010						020						030			040
							100Ω
			100Ω		100Ω
	100Ω
				911							912						913			914
						H		L					H			L		H	L		H	L
		Analog Buses						ABus1								ABus2						ABus4
								DMM								DMM			ABus3
								(MEAS)								(SENS)
							H	L					H			L		H	L		H	L
				921							922						923			924
	100Ω
			100Ω		100Ω
							100Ω
				041						051						061			071
100Ω	100Ω
				042						052						062			072
H	L
																			073
COM 2				043						053						063
				044						054						064			074
				045						055						065			075
				046						056						066			076
				047						057						067			077
				048						058						068			078
				049						059						069			079
				050						060						070			080
									H						H			H			H

Bank 2

118 34980A User’s Guide