SEW-Taiwan
4 Wire Earth Resistance Testers
| |
Name |
Description |
Category |
|
|
|
Sew 2734 ER
|
● Microprocesser-controlled with advanced safety features.● 4-wire testing only.● Automatic C spike check.● Auto power-off.● Auto data hold.● Large LCD (2000 counts).● Protective terminal cover.
SPECIFICATIONS
Measuring ranges
Earth Resistance 0-20Ω / 0-200Ω / 0-2000Ω Earth Voltage 0-200V AC
Accuracy
Earth Resistance ±2%rdg±3dgt Earth Voltage ±2%rdg±3dgt
Earth resistance resolution
0-20Ω : 0.01Ω 0-200Ω : 0.1Ω 0-2000Ω : 1Ω
Temperature & humidity
Operating: 0°C~40°C ≤80% R.H. Storage: -10°C~50°C ≤80% R.H.
Dimensions
205(L) x 90(W) x 55(D)mm
Weight (battery included)
Approx. 380g
Power source
1.5V (AA) x 6
Safety standards
EN 61010-1 CAT IV 200V EN 61326-1 EN 61557-1 EN 61557-5
|
4 Wire Earth Resistance Testers
|
|
|
|
Sew 4234 ER
|
● Microprocesser-controlled.● Earth testing at 2Ω, 20Ω, 200Ω, 2kΩ.● Earth voltage measuring : 0-300V AC.● Automatic C spike check.● Automatic P spike check.● 2-Wire test.● 3-Wire test.● 4-Wire test.● LCM display.● Auto ranging.● Auto power OFF.● Data hold.● Robust, compact and easy-to-carry.
SPECIFICATIONS
Measuring ranges
Earth Resistance 0-2Ω / 0-20Ω / 0-200Ω / 0-2kΩ Earth Voltage 0-300V AC
Accuracy
Earth Resistance ±2%rdg ± 3dgt Earth Voltage ±2%rdg ± 3dgt
Earth resistance resolution
0-2Ω : 0.01Ω 0-20Ω : 0.1Ω 0-200Ω : 1Ω 0-2kΩ : 10Ω
Temperature & humidity
Operating: 0°C~40°C ≤80% R.H. Storage: -10°C~50°C ≤80% R.H.
Dimensions
250(L) x 190(W) x 110(D)mm
Weight (battery included)
Approx. 1430g
Power source
1.5V (AA) x 8
Safety standards
EN 61010-1 CAT IV 300V EN 61557-1 EN 61557-5 EN 61326-1
|
4 Wire Earth Resistance Testers
|
|