Agilent Technologies Switch/Measure manual 34931A Simplified Schematic, Matrix

Matrix Switch Modules 5

34931A Simplified Schematic

Row 1

Row 2

Row 3

Row 4

Matrix 1

Col 1	Col 2	Col 3	Col 4	Col 5	Col. 6	Col 7	Col 8
H L	H L	H L	H L	H L	H L	H L	H L
L

H

L

H

L

H

L

H L	NOTE: Three-digit channel numbers are
	H derived from the intersection of the rows and
	L columns, columns having two digits. The
	intersection shown here represents Channel
	304 (Row 3, Column 4)

Matrix 2

	Col 1	Col 2	Col 3 Col 4	Col 5	Col 6 Col 7	Col 8
Row 1	H L	H	L H L H	L H L	H L H L	H L H
	L					L
						921
Row 2	H					H
	L					L
						922
Row 3	H					H
	L					L
						923
Row 4	H					H
	L					L
						924

NOTE: Although columns are numbered the same on the two matrices, they are electrically separate.

NOTE:

Matrix relays: Armature latching

Analog Bus relays: Armature non-latching

Analog Buses

ABus1

DMM (MEAS)

ABus2

DMM (SENS)

ABus3

ABus4

34980A User’s Guide 145