Technical parameters
Model number
TH3421
TH3422
Number of channels
4
4
The monitor
7 Inch (800*480) Color TFT Resistive touch screen
接线方式
One phase and two lines (1P2W) One phase three lines (1P3W) Three phase three wire (3P3W) Three phases and four wires (3P4W) Three voltage and three current (3V3A)
The basic characteristics of
AC
R
R
DC
R
R
Precision type
R
R
Microcurrent
£
R
Harmonic analysis
R
R
Electric energy test
R
R
Disy mode
Data
R
R
积分Data
R
R
Waveform diagram
R
R
Vector analysis
R
R
The bar chart
R
R
Basic accuracy (one year)
Voltage
Precision
0.15% The reading +0.2% 量程 +1 A word
Resolution
0.01V
Current
DC , 45~75Hz
± （ 0.15% The reading +0.2% 量程 +1 Word)
75~420Hz
± （ 0.3% The reading +0.2% 量程 +1 Word)
Resolution
0.01mA
0.001mA
Enter
Voltage
量程
5V-75V/150V/300V/600V
Resolution
0.01V
Enter阻抗
3M Ω
允许Enter
1000V （ 1S ）
700V (continuous)
Maximum disy
量程 *110%
Current
量程
10mA/30mA/100mA/400mA
1mA/3mA/10mA/40mA
Enter阻抗
200m Ω
2 Ω
量程
1.5A/5A/20A
150mA/500mA/2A
Enter阻抗
4m Ω
40m Ω
小Resolution
10 μ A
1 μ A
允许Enter
40A （ 1S ）
4A （ 1S ）
30A (continuous)
3A (continuous)
Maximum disy
量程 *110%
Power
The scope of
5mW-12kW
0.5mW-1.2kW
小Resolution
0.01mW
0.001mW
Frequency
The scope of
基频The scope of： DC/45Hz-420Hz , bandwidth: 21kHz , filter 5kHz
小Resolution
0.01Hz
Power因数
The scope of
-1.000-1.000
小Resolution
0.001
Harmonic analysis
± (5% The reading +0.3% 量程 )
Electric energy integral
The scope of
0-99999kWh
Resolution
0.001Wh
Precision
± (0.2% The reading +0.3% 量程 )
Electric energy timing
The scope of
0-9999 ： 59 ： 59
Resolution
1s
Precision
± 0.05%
Measure the speed of
About 7 Times /s Harmonics / Waveform function open: 4 Times /s
Lock function
Data锁定
Range mode
Automatic / Manual
Enter阻抗
≥3M Ω （ VoltageEnter）
Comparator
Over limit sound, light alarm,
Output
8 路可编程继电器Output
Measurement auxiliary function
Data缓冲Storage功能
Carry out the test results U Disk storage, can be in PC End of statistical analysis
Save / Load function
设置Data的Save分为测量参数设置And系统参数设置
键盘Lock function
Can lock the front panel keys and touch screen operation, effectively prevent misoperation
Communication and interface
Serial communication
RS232C/RS485 One of the two options, need to be pre-installed before leaving the factory
USB HOST
Universal serial bus socket, A Class; FAT16/FAT32 Format. U Disk storage or specified wireless network card ( WIFI Support
RTL8192 And MT7601) 等设备Support
USB DEVICE
Universal serial bus socket,小型 B Class ( 4 Each contact position); And USBTMC-USB488 And USB 2.0 Yes, the female connector is used to connect the external controller Optional CDC Mode or TMC The pattern.
LAN
10/100BaseT Ethernet, 8 Pin, communication stability.
HANDLER
用于比较信号的结果Output
Communication interface
USB DEVICE 、 USB HOST 、 LAN 、 HANDLER 、
Storage
USB Waveform, Settings file
Power supply
AC220V ± 10% , 50/60Hz ± 5% , soft power switch
Volume
(WxHxD)
工作尺Inch
236mmx154mmx475.5mm (including the coat)
上架尺Inch
215mmx132mmx441mm （ WxHxD ）
The weight of
8.1kg
