Introduction
Ideal for precise measurements of
extremely low resistances using an
ac test signal, the Agilent Technologies
4338B suits bench-top applications
that require f lexible testing and reliable results. The milliohm meter satisfies system throughput demands for
fast, high-quality measurements.
Agilent
4338B Milliohm Meter
10 µΩ to 100 kΩ
Technical Overview
2
Satisfy Your Needs for ...
High-quality testing
• Remove parasitics with error
correction
• Acheive consistent results with
0.4% basic accuracy
• Verify test connections with
contact check function
• Stabilize data with selectable
measurement times and averaging
• Eliminate trigger timing errors
with trigger delay
Operating versatility
• Select from 5 impedance parameters
• Pick from 7 probes, test fixtures,
and accessories
• Configure the instrument quickly
with Save/Recall
• Reduce test complexity with automeasurement function
Fast test throughput
• Get 34 ms/measurement speed
• Perform Pass/Fail testing with
comparator function
• Operate remotely via the GPIB
interface
• Use the built-in handler interface
Key Parameters and Specifications
Test frequency:
1 kHz
Impedance parameter sets:
R, IZI-θ, R-L, R-X
Basic accuracy:
0.4%
Test current levels:
1 µ A, 10 µ A, 100 µ A, 1 mA, 10 mA
Error correction:
Short compensation
Display digits:
3, 4, or 5 digits (selectable)
Save/recall:
10 instrument states
Interfaces:
GPIB and handler interface
The Agilent 4338B
3
Satisfy your need for high-quality testing
• Resolve data to 5 digits
• Make precise measurements with
0.4% basic accuracy
• Eliminate impedance calculations;
select the parameter you need:
R, IZI, θ, L, X
• Verify DUT performance under
simulated operating conditions
• Perform dry contact testing with
minimal test signal (≤ 20 mV)
• Obtain high-confidence testing
with contact check function
Test electromechanical devices
• Perform dry contact testing with
low-level test signals
• Select from a variety of probes and
test fixtures to fit your application
• Resolve measurements to 10 µΩ
• Test switches, cables, connectors,
relays, and pc board traces
Evaluate battery internal resistance
• Protect your investment with
voltage protection on terminals
(Max. 42 Vdc)
• Perform non-invasive testing with
no effects on charge/discharge
cycles
• Avoid polarization effects with an
ac test signal
System features for automation in
manufacturing
• Maximize accuracy with error
correction
• Automate testing with GPIB
interface for computer control
• Reduce ground-loops with isolated
handler interface
• Continue testing after ac power
loss with non-volatile memory
• Perform pass/fail testing with
comparator function (HIGH, IN,
LOW)
Make precise ultra-low resistance measurements with the 4338B.
Use the milliohm meter for electromechanical contact testing.
The 4338B is ideal for battery evaluation.
Loading...