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2600AS-900-01 Rev. B / September 2008 Return to Section Topics 1-3

Series 2600A System SourceMeter® Instruments User’s Manual Section 1: Front and Rear Panel Operation

NOTE The Models 2601A, 2611A, and 2635A have one SourceMeter

channel (Channel A) and the Models 2602A, 2612A, and 2636A have

two SourceMeter channels (Channel A and Channel B).

1. Special keys and power switch:

DISPLAY Toggles between the various source-measure is displayed and the user message

mode.

Selects Models 2602A/2612A/2636A single or dual-channel display.

CONFIG Used to configure a function or operation.

POWER Power switch: “In” position (I) turns SourceMeter on, “out” position (O) turns

SourceMeter off (O).

Number keys The number keys (0-9, +/-, 0000) allow direct numeric entry in the EDIT mode.

2. Source-measure setup, performance control, and special operation:

Top Row: Source-measure setup

Model 2601A/2611A/2635A and Model 2602A/2612A/2636A:

SRC Channel A: Selects the source function (V or A) and places cursor in the source field

for editing.

MEAS Channel A: Cycles through measure functions (V, A, Ω or W).

LIMIT Channel A: Places the cursor in the compliance limit field for editing.

MODE Channel A: Directly chooses the measurement function (V, A, Ω or W).

Model 2602A/2612A/2636A only:

SRC Channel B: Selects the source function (V or A) and places cursor in the source field.

MEAS Channel B: Cycles through measure functions (V, A, Ω or W).

LIMIT Channel B: Places the cursor in the compliance limit field for editing.

MODE Channel B: Directly chooses the measurement function (V, A, Ω or W).

Middle Row: Source-measure setup

Model 2601A/2611A/2635A and Model 2602A/2612A/2636A:

DIGITS Channel A: Changes display resolution to 4-1/2, 5-1/2, or 6-1/2 digits.

SPEED Channel A: Sets the measurement speed by controlling the A/D converter measurement

aperture.

REL Channel A: Controls relative, which allows a baseline value to be subtracted from a

reading.

FILTER Channel A: Controls the digital filter, which can be used to reduce reading noise.

Model 2602A/2612A/2636A only:

DIGITS Channel B: Changes display resolution to 4-1/2, 5-1/2, or 6-1/2 digits.

SPEED Channel B: Sets the measurement speed by controlling the A/D converter measurement

aperture.

REL Channel B: Controls relative, which allows a baseline value to be subtracted from a

reading.

FILTER Channel B: Controls the digital filter, which can be used to reduce reading noise.

Keithley 2601A User Manual

Questions and Answers: