REED MS2301 Clamp-on Ground Resistance Tester
Model: MS2301 | UPC: 800837000866
REED MS2301 Clamp-on Ground Resistance Tester
Model: MS2301 | UPC: 800837000866
Enables non-contact measurements of ground conductors without the need for auxiliary ground spikes.
Discontinued!
This product has been discontinued and is no longer available.
This is the direct replacement:
REED MS2301 Offers
This autoranging earth resistance clamp meter measures ground resistance and leakage current. The MS2301 has internal memory capable of storing up to 99 measurements and features a double molded conductor clamp for added protection. Includes resistance calibration loop for quick on-site verification.
Features
- Autoranging ground resistance and leakage current measurements
- 0.001Ω resolution for low resistance measurements
- Basic accuracy of ± 0.01Ω
- Internal memory stores up to 99 readings
- User adjustable alarm threshold
- Display hold function
- Durable double molded conductor clamp
- 1.2" (30mm) jaw size for large ground rods
- Low battery indicator and auto shut off
- Cat. III 600V safety rating
REED MS2301 Specifications
Ground Resistance | |
Range | 0.01 to 0.999Ω, 1 to 9.99Ω, 10 to 99.9Ω, 100 to 199.9Ω, 200 to 400Ω, 400 to 600Ω, 600 to 1200Ω |
Accuracy | 0.01 to 0.999Ω: ±(1.5% +0.01Ω) 1 to 9.99Ω: ±(1.5% +0.1Ω) 10 to 99.9Ω: ±(2.0% +0.3Ω) 100 to 199.9Ω: ±(3.0% +1Ω) 200 to 400Ω: ±(6.0% +5Ω) 400 to 600Ω: ±(10% +10Ω) 600 to 1200Ω: ±(20% +20Ω) |
Resolution | 0.001Ω, 0.01Ω, 0.1Ω, 1Ω, 5Ω, 10Ω, 20Ω |
Current | |
Range | 100mA, 300mA, 1A, 3A, 10A, 20A |
Accuracy | 100mA: ±(2.5% +1mA) 300mA: ±(2.5% +2mA) 1A: ±(2.5% +0.003A) 3A: ±(2.5% +0.01A) 10A: ±(2.5% +0.03A) 20A: ±(2.5% +0.05A) |
Resolution | 0.1mA, 0.3mA, 0.001A, 0.003A, 0.01A, 0.03A |
General Specifications | |
Range Selection | Autoranging |
Sampling Time | 1 sec. |
Display | 9,999 count LCD display |
User Selectable Alarm | Yes (High and Low) |
Display Hold | Yes |
Internal Memory | Up to 99 datapoints |
Autoshut off | Yes (after 5 mins, off) |
Power Supply | 9V Battery |
Battery Life | Approx. 10 hours of continuous use (Alkaline) |
Low Battery Indicator | Yes |
Jaw Opening | 1.2" (30mm) |
Overvoltage Category | CAT. II 600V |
Product Certifications | CE |
Operating Temperature | 14 to 122°F (-10 to 50°C) |
Storage Temperature | -4 to 140°F (-20 to 60°C) |
Dimensions | 10.9 x 4.1 x 2.1" (276 x 104 x 54 mm) |
Weight | 2.1lbs (1050g) |

What's included with the REED MS2301
- Ground Resistance Tester
- 3 Resistance Calibration Loops (1Ω, 5Ω and 10Ω)
- Batteries
- Cleaning Cloth
- Wrist Strap
- Hard Carrying Case
Ideal Applications for the REED MS2301
Ground resistance of lightning arrestors, electrical distribution equipment, telecommunication systems and gas station installation.