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Phone
15588680396
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Address
No. 23, Siliu North Road, Licang District, Qingdao City
Product Categories
- Soil Salt Detector
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Qingdao Juchuang Environmental Protection Group Co., Ltd
JC-SR-3100C soil resistivity meter
NegotiableUpdate on 01/02
- Model
- Nature of the Manufacturer
- Producers
- Product Category
- Place of Origin
Overview
1、 Product Introduction JC-SR-3100C Grounding Resistance and Soil Resistance Tester is specially designed and manufactured for on-site measurement of grounding resistance, soil resistivity, grounding voltage, and AC voltage. It uses digital and microprocessing technology, precision 4-wire method, 3-wire method, and simple 2-wire method to measure grounding resistance, and introduces FFT (Fast Fourier Transform) technology and AFC (Automatic Frequency Control) technology to automatically identify interference and select measurement frequency. The instrument housing adopts a waterproof protective box, which is anti-collision, anti drop, waterproof (protection level IP65), sturdy, safe and durable, especially suitable for outdoor construction sites. It is widely used for measuring grounding resistance, soil resistivity, grounding voltage, and AC voltage in power, telecommunications, meteorology, oil fields, buildings, lightning protection, and industrial electrical equipment. 2、 Product parameters
Product Details
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1、 Product Introduction
JC-SR-3100CGrounding resistance·The soil resistivity tester is specially designed and manufactured for on-site measurement of grounding resistance, soil resistivity, grounding voltage, and AC voltage. It uses digital and microprocessing technology to achieve precision4Line method3Line method and simplicity2Line method for measuring grounding resistance, importFFT(fast fourier transform)TechnologyAFC(Automatic frequency control)Technology that automatically identifies interference and selects measurement frequency. The instrument casing adopts a waterproof protective box, which is anti-collision, anti drop, and waterproof (protection level)IP65）Durable and sturdy, especially suitable for use on outdoor construction sites. It is widely used for measuring grounding resistance, soil resistivity, grounding voltage, and AC voltage in power, telecommunications, meteorology, oil fields, buildings, lightning protection, and industrial electrical equipment.
2、 Product parameters
Influence quantity
Benchmark conditions
Working conditions
remarks
ambient temperature
23℃±1℃
-10℃~40℃
----
Environmental Dampness Crossing
40%~60%
<80%
----
Instrument working voltage
9V±0.1V
9V±1.5V
----
Auxiliary grounding resistance value
<100Ω
<30kΩ
rC、rP
Interference voltage
nothing
<20V
----
Interference current
nothing
<2A
----
measureRDistance between time electrodes
a>5d
a>5d
----
measureρDistance between time electrodes
a>20h
a>20h
----
Gong Gongcan
Measurement of grounding resistance and soil resistivity using two, three, and four wires;Measurement of grounding voltage and AC voltage
electricsource
DC 9V (Zinc manganese dry batteryR14S 1.5V 6Section, continuous standby300hour)
amountCheng
Grounding resistance: 0.00Ω~30.00kΩ
Soil resistivity: 0.00Ωm~9000kΩm
Measurement method
precise4Line3Line measurement, simple2Line measurement of grounding resistance
Short circuit test current
AC 20mA max
Open circuit test voltage
AC 40V max
Test voltage waveform
sine wave
Range of electrode spacing
Can be set1m~100m
changefiles
Grounding resistance: 0.00Ω~30.00kΩFully automatic gear shifting
Soil resistivity: 0.00Ωm~9000kΩmFully automatic gear shifting
Backlight
Controllable blue screen backlight, suitable for use in dark fields
display mode
4Extra large sizeLCDDisplay, blue screen backlight
Measurement indication
Measuring in progressLEDtwinkle,LCDCountdown,Progress bar chart indication
LCDsize
128mm×75mm
LCDDisplay Domain
124mm×67mm
Instrument size
High, Wide, and Thick: 215mm×190mm×95mm
Standard testing line
4strip:red20m, Black20m, Yellow10m, Green10mvarious1strip
Simple testing line
2strip:red1.6m, Black1.6mvarious1strip
Auxiliary grounding rod
4root: φ10mm×150mm
Measurement time
Ground voltage:about3second/second
Grounding resistance and soil resistivity:about5second/second
Measurement frequency
5000More than once(Short circuit test, testing1Next time, stop30Test again in seconds)
Line voltage
AC 600VThe following measurements
RS232Interface
haveRS232Interface, software monitoring, data storage can be uploaded to the computer, saved and printed
Communication line
RS232Communication line1Article, long1.5m
data storage
300Group,"MEM"Storage indication, display"FULL"The symbol indicates that the storage is full
Data retention
When maintaining data"HOLD"Symbol indication
Data retrieval
When consulting data"READ"Symbol indication
Overflow display
When there is an overflow of over range"OL"Symbol indication
Interference testing
Automatically identify interference signals, interference voltage higher than5VWhen"NOISE"Symbol indication
Gong GongConsumption
Standby mode:about20mA(Backlight off)
Turn on the backlight when turned on:about45mA(Backlight off25mA)
measure:about100mA(Backlight off)
qualityamount
Total Quality: 4.5kg (Including packaging)
Working temperature and humidity
-10℃~40℃; 80%rhfollowing
Storage temperature and humidity
-20℃~60℃; 70%rhfollowing
overload protection
Measure the grounding resistance: C(H)-E、P(S)-ESBetween each portAC 280V/3second
insulation resistance
20MΩabove(Between the circuit and the casing500V)
DurablePressure
AC 3700V/rms(Between the circuit and the casing)
Electromagnetic characteristics
IEC61326(EMC)
Suitable for safety regulations
IEC61010-1(CATⅢ 300V、CAT IV 150VPollution level2); IEC61010-031; IEC61557-1(Grounding resistance); IEC61557-5(Soil resistivity); JJG 366-2004.
Measurement function
measuring range
accuracy
Resolution
Grounding resistance(R)
0.00Ω~30.00Ω
±2%rdg±3dgt
0.01Ω
30.0Ω~300.0Ω
±2%rdg±3dgt
0.1Ω
300Ω~3000Ω
±2%rdg±3dgt
1Ω
3.00kΩ~30.00kΩ
±4%rdg±3dgt
10Ω
Soil resistivity(ρ)
0.00Ωm~99.99Ωm
according toRIt depends on the measurement accuracy(ρ=2πaRa:1 m~100m; π=3.14)
0.01Ωm
100.0Ωm~999.9Ωm
0.1Ωm
1000Ωm~9999Ωm
1Ωm
10.00kΩm~99.99kΩm
10Ωm
100.0kΩm~999.9kΩm
100Ωm
1000kΩm~9000kΩm
1kΩm
Grounding voltage
AC 0.0~600V
±2%rdg±3dgt
0.1V
3、 Product Features
JC-SR-3100CGrounding resistance·The soil resistivity tester consists of a host, monitoring software, testing line, auxiliary grounding rod, communication line, etc. Simultaneously capable of storing300Group data, through monitoring software to achieve historical query and online real-time monitoring functions, dynamic display, alarm indication, with functions such as historical data reading, viewing, saving, reporting, printing, etc.
Juchuang Environmental Protection provides you with comprehensive technical support and perfect after-sales service! Details consultation:
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Influence quantity
Benchmark conditions
Working conditions
remarks
ambient temperature
23℃±1℃
-10℃~40℃
----
Environmental Dampness Crossing
40%~60%
<80%
----
Instrument working voltage
9V±0.1V
9V±1.5V
----
Auxiliary grounding resistance value
<100Ω
<30kΩ
rC、 rP
Interference voltage
nothing
<20V
----
Interference current
nothing
<2A
----
measureElectrode spacing at R
a>5d
a>5d
----
measureElectrode spacing at ρ
a>20h
a>20h
----
Gong GongCan
Measurement of grounding resistance and soil resistivity using two, three, and four wiresMeasurement of grounding voltage and AC voltage
electricSource
DC 9V (Zinc manganese dry battery R14S 1.5V 6 cells, continuous standby for 300 hours)
amountCheng
Grounding resistance: 0.00Ω~30.00kΩ
Soil resistivity: 0.00Ωm~9000kΩm
Measurement method
precise4-wire, 3-wire method measurement, simple 2-wire measurement of grounding resistance
Short circuit test current
AC 20mA max
Open circuit test voltage
AC 40V max
Test voltage waveform
sine wave
Range of electrode spacing
Can be set1m~100m
changeThe file
Grounding resistance: 0.00 Ω~30.00k Ω fully automatic shifting
Soil resistivity: 0.00 Ω m~9000k Ω m fully automatic shifting
BackLight
Controllable blue screen backlight, suitable for use in dark fields
display mode
4Large LCD display with blue screen backlight
Measurement indication
Measuring in progressLED flashing, LCD countdown, progress bar chart indication
LCDsize
128mm×75mm
LCDDisplay Domain
124mm×67mm
Instrument size
High, Wide, and Thick: 215mm×190mm×95mm
Standard testing line
4Strip: Red 20m, Black 20m, Yellow 10m, Green 10m each
Simple testing line
2Strip: 1 red 1.6m, 1 black 1.6m each
Auxiliary grounding rod
4Root: 10mm x 150mm
Measurement time
Ground voltageApproximately 3 times per second
Grounding resistance and soil resistivity: About 5 seconds/time
Measurement frequency
5000More than once (short circuit test, test once, stop for 30 seconds and then test again)
Line voltage
AC 600VThe following measurements
RS232Interface
haveRS232 interface, software monitoring, data storage can be uploaded to the computer, saved and printed
Communication line
RS2321 communication line, 1.5m long
data storage
300Group, "MEM" storage indicator, displaying the "FULL" symbol indicates that the storage is full
Data retention
When maintaining dataThe 'HOLD' symbol indicates
Data retrieval
When consulting dataThe 'READ' symbol indicates
Overflow display
When there is an overflow of over rangeThe symbol 'OL' indicates
Interference testing
Automatically identify interference signals, interference voltage higher thanAt 5V, the "Noise" symbol indicates
Gong GongConsumption
Standby modeApproximately 20mA (backlight off)
Turn on the backlight when turned onApproximately 45mA (backlight off 25mA)
measureApproximately 100mA (backlight off)
qualityQuantity
Total Quality: 4.5kg (including packaging)
Working temperature and humidity
-10℃~40℃; Below 80% RH
Storage temperature and humidity
-20℃~60℃; Below 70% RH
overload protection
Measure the grounding resistance: AC 280V/3 seconds between ports C (H) - E and P (S) - ES
insulation resistance
20MΩAbove (500V between circuit and casing)
DurablePressure
AC 3700V/rms(Between the circuit and the casing
Electromagnetic characteristics
IEC61326(EMC)
Suitable for safety regulations
IEC61010-1(CATIII 300V CAT IV 150V、 Pollution level 2); IEC61010-031; IEC61557-1 (Grounding Resistance); IEC61557-5 (soil resistivity); JJG 366-2004。
Measurement function
measuring range
accuracy
Resolution
Grounding resistance(R)
0.00Ω~30.00Ω
±2%rdg±3dgt
0.01Ω
30.0Ω~300.0Ω
±2%rdg±3dgt
0.1Ω
300Ω~3000Ω
±2%rdg±3dgt
1Ω
3.00kΩ~30.00kΩ
±4%rdg±3dgt
10Ω
Soil resistivity(ρ)
0.00Ωm~99.99Ωm
according toThe measurement accuracy of R depends on (ρ=2 π aRa: 1m~100m; π=3.14)
0.01Ωm
100.0Ωm~999.9Ωm
0.1Ωm
1000Ωm~9999Ωm
1Ωm
10.00kΩm~99.99kΩm
10Ωm
100.0kΩm~999.9kΩm
100Ωm
1000kΩm~9000kΩm
1kΩm
Grounding voltage
AC 0.0~600V
±2%rdg±3dgt
0.1V
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JC-SR-3100CGrounding resistance·The soil resistivity tester consists of a host, monitoring software, testing line, auxiliary grounding rod, communication line, etc. Simultaneously capable of storing300Group data, through monitoring software to achieve historical query and online real-time monitoring functions, dynamic display, alarm indication, with functions such as historical data reading, viewing, saving, reporting, printing, etc.
