Extech GRT300 Ground Resistance Tester
Category: Ground Resistance Meters

Manufacturer: Extech



Extech GRT300 Ground Resistance Tester

product id: 104313

Category: Ground Resistance Meters

Manufacturer: Extech

InstruHub is a leading supplier and reseller of Extech Ground Resistance Meters in Iran, and we ship to all major cities such as Tehran


Features

  • Large dual line LCD
  • Autoranging
  • Automatic I (current) spike check
  • Automatic P (potential) spike check
  • Test Hold function for easy operation
  • Automatic Zero adjustment
  • AC Earth Voltage
  • Data Hold and Auto Power off
  • Overrange and low battery indication
  • CAT IV 300V rated

The Extech 4-Wire Earth Ground Resistance Tester measures ranges from 2Ω/20Ω/ 200Ω/2000Ω. It has a accuracy ±(2%rdg+3d) and a resolution of 0.01Ω/ 0.1Ω/1Ω/0.01kΩ. The Dimensions are 9.8 x 7.8 x 4.3" (250 x 190 x 110mm). Comes with NIST certification option.

The Extech 4-Wire Earth Ground Resistance Tester comes complete with:

  • alligator clips
  • 4 auxiliary earth bars
  • hard carrying case
  • eight 1.5V AA batteries

Why Buy from InstruHub:




Similar products

Electronic Productio... Electronic Productio... Oscilloscopes, Oscil... Data Acquisition and... Data Acquisition and...
3M 7000052211 MP3526N/MP3527N Hook & Loop White 1" x 4.9 yd

3M 7000052211 MP3526N/MP3527N Hook & Loop White 1" x 4.9 yd

3M 7000052211 MP3526N/MP3527N Hook & Loop White 1" x 4.9 yd


More
3M 7010366053 Applicator Brush, Aluminum Oxide Flap Brush, Maroon, 6" x 1" x 2" Non-Woven

3M 7010366053 Applicator Brush, Aluminum Oxide Flap Brush, Maroon, 6" x 1" x 2" Non-Woven

3M 7010366053 Applicator Brush, Aluminum Oxide Flap Brush, Maroon, 6" x 1" x 2" Non-Woven


More
3M 7000000295 Lapping Film, 261x, 30.0 Micron Sheet, 8.50" x 11", 200/Case

3M 7000000295 Lapping Film, 261x, 30.0 Micron Sheet, 8.50" x 11", 200/Case

3M 7000000295 Lapping Film, 261x, 30.0 Micron Sheet, 8.50" x 11", 200/Case


More
3M 7000000296 Lapping Film 261X, 12.0 Micron Sheet, 8.50"x 11", 200/Case

3M 7000000296 Lapping Film 261X, 12.0 Micron Sheet, 8.50"x 11", 200/Case

3M 7000000296 Lapping Film 261X, 12.0 Micron Sheet, 8.50"x 11", 200/Case


More
3M 7000028116 Lapping Film 263X, 60.0 Micron Sheet, 8.50" x 11", 200/Case

3M 7000028116 Lapping Film 263X, 60.0 Micron Sheet, 8.50" x 11", 200/Case

3M 7000028116 Lapping Film 263X, 60.0 Micron Sheet, 8.50" x 11", 200/Case


More
3M 7010360426 Lapping Film 461X, 15.0 Micron Disc, 4.25 in x NH, 50/Inner, 500/Case

3M 7010360426 Lapping Film 461X, 15.0 Micron Disc, 4.25 in x NH, 50/Inner, 500/Case

3M 7010360426 Lapping Film 461X, 15.0 Micron Disc, 4.25 in x NH, 50/Inner, 500/Case


More
AFL 8500-10-0011MZ Noyes Ferrule Cleaner Cletop Type A SC/SC2/FC/ST/DIN/D4

AFL 8500-10-0011MZ Noyes Ferrule Cleaner Cletop Type A SC/SC2/FC/ST/DIN/D4

AFL 8500-10-0011MZ Noyes Ferrule Cleaner Cletop Type A SC/SC2/FC/ST/DIN/D4


More
AFL S014028 AFL Fusion Splicer Electrodes FSM/11S/R

AFL S014028 AFL Fusion Splicer Electrodes FSM/11S/R

AFL S014028 AFL Fusion Splicer Electrodes FSM/11S/R


More
3M 7000052903 High Capacity Lithium Ion Battery Pack

3M 7000052903 High Capacity Lithium Ion Battery Pack

3M 7000052903 High Capacity Lithium Ion Battery Pack


More
3M 7100035836 Versaflow Lithium Ion Battery Pack, TR-632

3M 7100035836 Versaflow Lithium Ion Battery Pack, TR-632

3M 7100035836 Versaflow Lithium Ion Battery Pack, TR-632


More
AFL S012600 Blades Power Strip Centralizer 250UM

AFL S012600 Blades Power Strip Centralizer 250UM

AFL S012600 Blades Power Strip Centralizer 250UM


More
AFL S012604 PowerStrip Blades 125/900um

AFL S012604 PowerStrip Blades 125/900um

AFL S012604 PowerStrip Blades 125/900um


More
Altech BAT-1.2VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 1.2Ah, 62 X 175 X 120mm

Altech BAT-1.2VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 1.2Ah, 62 X 175 X 120mm

Altech BAT-1.2VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 1.2Ah, 62 X 175 X 120mm


More
Altech BAT-12VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 12Ah, 210 X 210 X 210mm

Altech BAT-12VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 12Ah, 210 X 210 X 210mm

Altech BAT-12VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 12Ah, 210 X 210 X 210mm


More
Altech BAT-3.4VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 3.2Ah, 82 X 200 X 160mm

Altech BAT-3.4VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 3.2Ah, 82 X 200 X 160mm

Altech BAT-3.4VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 3.2Ah, 82 X 200 X 160mm


More
Altech BAT-7.2VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 7.2Ah, 145 X 210 X 130mm

Altech BAT-7.2VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 7.2Ah, 145 X 210 X 130mm

Altech BAT-7.2VRLA Battery Backup Enclosure, w/VRLA Batteries, 24V DC, 7.2Ah, 145 X 210 X 130mm


More
AEMC Instruments HX0030C PROBIX PRHX1, 1/10 Probe, 250MHz, 600V, for use with OX Series

AEMC Instruments HX0030C PROBIX PRHX1, 1/10 Probe, 250MHz, 600V, for use with OX Series

AEMC Instruments HX0030C PROBIX PRHX1, 1/10 Probe, 250MHz, 600V, for use with OX Series


More
AEMC Instruments HX0130 PROBIX PRHX1, 1/10 Probe, 500MHz, 300V, for use with OX Series

AEMC Instruments HX0130 PROBIX PRHX1, 1/10 Probe, 500MHz, 300V, for use with OX Series

AEMC Instruments HX0130 PROBIX PRHX1, 1/10 Probe, 500MHz, 300V, for use with OX Series


More
AEMC Instruments 3000-14-1-1 MiniFlex Model 3000-14-1-1 w/10 ft BNC Output

AEMC Instruments 3000-14-1-1 MiniFlex Model 3000-14-1-1 w/10 ft BNC Output

AEMC Instruments 3000-14-1-1 MiniFlex Model 3000-14-1-1 w/10 ft BNC Output


More
AEMC Instruments 3000-24-1-1 MiniFlex Model 3000-24-1-1 w/10 ft BNC Output

AEMC Instruments 3000-24-1-1 MiniFlex Model 3000-24-1-1 w/10 ft BNC Output

AEMC Instruments 3000-24-1-1 MiniFlex Model 3000-24-1-1 w/10 ft BNC Output


More
AEMC Instruments MF 300-10-2-10 HF MiniFlex 30/300A, 10", 100mV/10mV/A High Frequency, for BNC Oscilloscope

AEMC Instruments MF 300-10-2-10 HF MiniFlex 30/300A, 10", 100mV/10mV/A High Frequency, for BNC Oscilloscope

AEMC Instruments MF 300-10-2-10 HF MiniFlex 30/300A, 10", 100mV/10mV/A High Frequency, for BNC Oscilloscope


More
AEMC Instruments MF 3000-14-1-1 HF MiniFlex 3000A, 14", 1mV/A High Frequency (for any BNC Oscilloscope)

AEMC Instruments MF 3000-14-1-1 HF MiniFlex 3000A, 14", 1mV/A High Frequency (for any BNC Oscilloscope)

AEMC Instruments MF 3000-14-1-1 HF MiniFlex 3000A, 14", 1mV/A High Frequency (for any BNC Oscilloscope)


More
Aim-TTi I-prober 520 Positional Current Probe, DC to 5MHz, PCB Track Touch/Measure

Aim-TTi I-prober 520 Positional Current Probe, DC to 5MHz, PCB Track Touch/Measure

Aim-TTi I-prober 520 Positional Current Probe, DC to 5MHz, PCB Track Touch/Measure


More
Altech 974301000 Passive Oscilloscope Probe, TKO 2,5 - PML 711A, TKO Series

Altech 974301000 Passive Oscilloscope Probe, TKO 2,5 - PML 711A, TKO Series

Altech 974301000 Passive Oscilloscope Probe, TKO 2,5 - PML 711A, TKO Series


More
AEMC Instruments 8336 Power Quality Analyzer, 3 Phase, 600V, 4 Sensors, 8300 Series

AEMC Instruments 8336 Power Quality Analyzer, 3 Phase, 600V, 4 Sensors, 8300 Series

AEMC Instruments 8336 Power Quality Analyzer, 3 Phase, 600V, 4 Sensors, 8300 Series


More
AEMC Instruments 8336 w/4 MN193-BK PowerPad III w/4 MN193-BK Probes Replacement for Model 8335 Series

AEMC Instruments 8336 w/4 MN193-BK PowerPad III w/4 MN193-BK Probes Replacement for Model 8335 Series

AEMC Instruments 8336 w/4 MN193-BK PowerPad III w/4 MN193-BK Probes Replacement for Model 8335 Series


More
AEMC Instruments PEL103 AC Power Quality Analyzer, 3Phase Logger, 3 Sensors, PEL 100 Series

AEMC Instruments PEL103 AC Power Quality Analyzer, 3Phase Logger, 3 Sensors, PEL 100 Series

AEMC Instruments PEL103 AC Power Quality Analyzer, 3Phase Logger, 3 Sensors, PEL 100 Series


More
AEMC Instruments 8333 PowerPad III (No Probes) Replacement for Model 3945-B Series

AEMC Instruments 8333 PowerPad III (No Probes) Replacement for Model 3945-B Series

AEMC Instruments 8333 PowerPad III (No Probes) Replacement for Model 3945-B Series


More
AEMC Instruments 8333 w/3 193-24-BK PowerPad III, 3x193-24-BK AmpFlex Sensors, for Model 3945-B Series

AEMC Instruments 8333 w/3 193-24-BK PowerPad III, 3x193-24-BK AmpFlex Sensors, for Model 3945-B Series

AEMC Instruments 8333 w/3 193-24-BK PowerPad III, 3x193-24-BK AmpFlex Sensors, for Model 3945-B Series


More
AEMC Instruments 8333 w/3 MN193-BK PowerPad III w/3 MN193-BK Probes Replacement for Model 3945-B Series

AEMC Instruments 8333 w/3 MN193-BK PowerPad III w/3 MN193-BK Probes Replacement for Model 3945-B Series

AEMC Instruments 8333 w/3 MN193-BK PowerPad III w/3 MN193-BK Probes Replacement for Model 3945-B Series


More
AEMC Instruments 8336 PowerPad III Model 8336 (No Probes) Replacement for Model 8335 Series

AEMC Instruments 8336 PowerPad III Model 8336 (No Probes) Replacement for Model 8335 Series

AEMC Instruments 8336 PowerPad III Model 8336 (No Probes) Replacement for Model 8335 Series


More
AEMC Instruments 8436 PowerPad III Model 8436 (No Sensors - Waterproof IP67)

AEMC Instruments 8436 PowerPad III Model 8436 (No Sensors - Waterproof IP67)

AEMC Instruments 8436 PowerPad III Model 8436 (No Sensors - Waterproof IP67)


More
AEMC Instruments 1227 Thermo-Anemometer Datalogger Model 1227

AEMC Instruments 1227 Thermo-Anemometer Datalogger Model 1227

AEMC Instruments 1227 Thermo-Anemometer Datalogger Model 1227


More
AEMC Instruments 1246 Thermo-Hygrometer Datalogger Model 1246

AEMC Instruments 1246 Thermo-Hygrometer Datalogger Model 1246

AEMC Instruments 1246 Thermo-Hygrometer Datalogger Model 1246


More
AEMC Instruments 2134.76 Display for Data Logger Model DL-1080 (Replacement for Model DL-1081)

AEMC Instruments 2134.76 Display for Data Logger Model DL-1080 (Replacement for Model DL-1081)

AEMC Instruments 2134.76 Display for Data Logger Model DL-1080 (Replacement for Model DL-1081)


More
AEMC Instruments AL834 Simple Logger II, 4-Channel, TRMS, Bluetooth, AmpFlex 300/3000AAC, DataView

AEMC Instruments AL834 Simple Logger II, 4-Channel, TRMS, Bluetooth, AmpFlex 300/3000AAC, DataView

AEMC Instruments AL834 Simple Logger II, 4-Channel, TRMS, Bluetooth, AmpFlex 300/3000AAC, DataView


More
AEMC Instruments CL601 Simple Logger II, 1 Channel, TRMS, Clamp-on, 0 to 600AAC, DataView

AEMC Instruments CL601 Simple Logger II, 1 Channel, TRMS, Clamp-on, 0 to 600AAC, DataView

AEMC Instruments CL601 Simple Logger II, 1 Channel, TRMS, Clamp-on, 0 to 600AAC, DataView


More
AEMC Instruments DL-1080 Data Logger Model DL-1080 (8 Analog to 8 Digital Channel, No Display)

AEMC Instruments DL-1080 Data Logger Model DL-1080 (8 Analog to 8 Digital Channel, No Display)

AEMC Instruments DL-1080 Data Logger Model DL-1080 (8 Analog to 8 Digital Channel, No Display)


More
AEMC Instruments DL-1081 Data Logger Model DL-1081 (8 Analog to 8 Digital Channel, Display)

AEMC Instruments DL-1081 Data Logger Model DL-1081 (8 Analog to 8 Digital Channel, Display)

AEMC Instruments DL-1081 Data Logger Model DL-1081 (8 Analog to 8 Digital Channel, Display)


More
AEMC Instruments L261 Simple Logger II, 1-Channel, TRMS, 600VAC/DC, DataView Software

AEMC Instruments L261 Simple Logger II, 1-Channel, TRMS, 600VAC/DC, DataView Software

AEMC Instruments L261 Simple Logger II, 1-Channel, TRMS, 600VAC/DC, DataView Software


More
call
phone whatsApp mail