Features of the 4300C include four terminal compensation, a very low 2mΩ range, selectable test current levels (up to 10 amps), a fast-settling charge inductor mode, safety disconnect status indicators, automatic temperature compensation, a basic accuracy of ±0.03% and a push button or GPIB controlled current on/off selector.
4300C Programmable Micro-Ohmmeter
$6,050.00
The 4300C is the perfect instrument for tackling ultra-low resistance testing requirements associated with motors, transformers, fuses, connectors, breakers, bonding/weld resistance, and many other applications. The 4300C Digital Micro-Ohmmeter measures a variety of low-resistance devices ranging in value from 100nΩ to 20kΩ. The flexible measurement format of the 4300C provides six ranges of user selectable test current (from 0.1mA to 10A) and three voltage sensitivity settings (20mV, 200mV, and 2V).
- Test Current to 10 Amps
- High Compliance Voltage
- Temperature Compensation Mode (TCM)
- On/Off Control of Test Current
- 4-Wire Kelvin
- Measurement Ranges from 2mΩ to 30kΩ
- 3 Selectable Pre-Amp Ranges
- 6 Selectable Test Current Ranges
- VFD Display w/Adjustable Intensity
- Hi-LO Resistance Limit Comparator
Range | Test Voltage | Full Scale | Resolution | Test Current1 | Accuracy2 (± % reading ± Ω) |
Temperature Coefficient3 | TCM Mode Accuracy4 (± % reading ± % ΔT) |
---|---|---|---|---|---|---|---|
2mΩ | 20mV | 2.0000mΩ | 100nΩ | 10A | ± .06 ± .0006m | ±50ppm/°C | ± .11 ± .0006m |
20mΩ | 20mV | 20.000mΩ | 1µΩ | 1A | ± .04 ± .006m | ±50ppm/°C | ± .09 ± .006m |
200mΩ | 20mV | 200.00mΩ | 10µΩ | 0.1A | ± .04 ± .06m | ±50ppm/°C | ± .09 ± .06m |
2Ω | 20mV | 2.0000Ω | 100µΩ | 10mA | ± .04 ± .0006 | ±50ppm/°C | ± .09 ± .0006 |
20Ω | 20mV | 20.000Ω | 1mΩ | 1mA | ± .04 ± .006 | ±50ppm/°C | ± .09 ± .006 |
200Ω | 20mV | 200.00Ω | 10mΩ | 0.1mA | ± .04 ± .06 | ±50ppm/°C | ± .09 ± .06 |
20mΩ | 200mV | 20.000mΩ | 1µΩ | 10A | ± .06 ± .003m | ±50ppm/°C | ± .11 ± .003m |
200mΩ | 200mV | 200.00mΩ | 10µΩ | 1A | ± .04 ± .03m | ±50ppm/°C | ± .09 ± .03m |
2Ω | 200mV | 2.0000Ω | 100µΩ | 0.1A | ± .04 ± .0003 | ±50ppm/°C | ± .09 ± .0003 |
20Ω | 200mV | 20.000Ω | 1mΩ | 10mA | ± .04 ± .003 | ±50ppm/°C | ± .09 ± .003 |
200Ω | 200mV | 200.00Ω | 10mΩ | 1mA | ± .04 ± .03 | ±50ppm/°C | ± .09 ± .03 |
2kΩ | 200mV | 2.0000kΩ | 100mΩ | 0.1mA | ± .04 ± .0003k | ±50ppm/°C | ± .09 ± .0003k |
200mΩ | 2V | 200.00mΩ | 10µΩ | 10A | ± .06 ± .03m | ±50ppm/°C | ± .11 ± .03m |
2Ω | 2V | 2.0000Ω | 100µΩ | 1A | ± .04 ± .0003 | ±50ppm/°C | ± .09 ± .0003 |
20Ω | 2V | 20.000Ω | 1mΩ | 0.1A | ± .04 ± .003 | ±50ppm/°C | ± .09 ± .003 |
200Ω | 2V | 200.00Ω | 10mΩ | 10mA | ± .04 ± .03 | ±50ppm/°C | ± .09 ± .03 |
2kΩ | 2V | 2.0000kΩ | 100mΩ | 1mA | ± .04 ± .0003k | ±50ppm/°C | ± .09 ± .0003k |
20kΩ | 2V | 20.000kΩ | 1Ω | 0.1mA | ± .04 ± .003k | ±50ppm/°C | ± .09 ± .003k |
General Specifications |
|
Display Type: | 5 digit VFD |
Overload Indication: | Flashes OVERLOAD |
Conversion Rate: | 45 readings per second |
Terminal Configuration: | 4-Wire Kelvin |
Max Kick-Back Protection: | 500A Peak Induced Current |
Compl. Voltage (Normal Mode): | 7.5 VDC Nominal @ 10A resistive |
Compl. Voltage (Charging Inductor Mode): | 20 VDC when indicator is on |
Test Current Polarity: | Positive (flows High to Low) |
Open Circuit Voltage (Test Current Off): | < 20mV |
Power |
|
Power Requirements: | 115VAC or 230VAC ±10% |
Temperature |
|
Operating Temp. Range: | 0°C to 50°C |
Storage Temp. Range: | -40°C to 85°C |
Humidity: | 80% RH max @ 40°C (non-condensing) |
Physical Specifications |
|
Width|Depth|Height: | 17” / 43cm | 11.5” / 29.5cm | 4” /10cm |
Weight: | 20lbs / 9 kg net; |
General Specifications |
|
Display Type: | 5 digit VFD |
Overload Indication: | Flashes OVERLOAD |
Conversion Rate: | 45 readings per second |
Terminal Configuration: | 4-Wire Kelvin |
Max Kick-Back Protection: | 500A Peak Induced Current |
Compl. Voltage (Normal Mode): | 7.5 VDC Nominal @ 10A resistive |
Compl. Voltage (Charging Inductor Mode): | 20 VDC when indicator is on |
Test Current Polarity: | Positive (flows High to Low) |
Open Circuit Voltage (Test Current Off): | < 20mV |
Power |
|
Power Requirements: | 115VAC or 230VAC ±10% |
Temperature |
|
Operating Temp. Range: | 0°C to 50°C |
Storage Temp. Range: | -40°C to 85°C |
Humidity: | 80% RH max @ 40°C (non-condensing) |
Physical Specifications |
|
Width|Depth|Height: | 17” / 43cm | 11.5” / 29.5cm | 4” /10cm |
Weight: | 20lbs / 9 kg net; |
Maximize Your Instrument’s Performance with Certified-Compatible Cables, Leads, Connectors, & More
-
K 4-Wire Kelvin Lead Set
$305.00 -
KCS Gold-Plated Kelvin Clips (2 Per Set)
$180.00 -
KK 4-Wire Kelvin Lead Set
$425.00 -
Jaws Heavy Duty Kelvin Clip Set
$180.00 -
K-Gray Shielded 4-Wire Kelvin Lead Set
$365.00 -
KL Heavy Duty 6-ft Kelvin Lead Set (Spade Lug to Jaws)
$425.00 -
MPS Single Pointed Probe Set
$425.00 -
MP1 4-wire Kelvin Micro-Probes (0.05” Spacing)
$425.00 -
MP2 4-wire Kelvin Mini-Probes (0.18” Spacing)
$425.00 -
MP4 4-wire surface probe (1” dia.)
$425.00 -
MP5 4-wire surface probe (0.5” dia.)
$425.00 -
Omni Temperature Compensator
$425.00 -
Remote Foot Switch
$275.00 -
CK Compensator Extension Cable
$110.00 -
Dual Banana to Dual Banana Lead Set
$305.00 -
KLB
$385.00 -
K-174
$290.00 -
GP-1 1 Meter IEEE-488/GPIB Cable
$240.00 -
GP-2 2 Meter IEEE-488/GPIB Cable
$240.00 -
RX-3 Rack Adapter
$350.00 -
AF-K
$405.00 -
AF-A Battery Charger
$405.00
Performance That Conquers Any Resistance
Extraordinary Features
- User-selectable test-current up to 10A
- Boosted compliance voltage mode for rapid charging of motors and transformers
- “Safe to Disconnect” status indicators
- Test-current “On/Off” switch
- Selectable voltage sensitivity – 1μV, 10μV, 100μV
- 18 voltage sense/current combination provide optimal measurement conditions
- Selectable display refresh (100ms-to-500ms) with variable intensity
- RS-232 serial interface
- Programmable-automatic temperature compensation
- Built-in limit comparator with visual-acoustic indications and rear panel relay terminals
- Run/Hold w/Peak Detector
- Print/Log Function
Certificate of Calibration Included
An NIST-traceable Z540.1 certificate of calibration is included with every instrument order. Furthermore, enhanced ISO/IEC 17025 certification is available.