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Hunan Next Generation Instrumental T&C Tech. Co., Ltd.
N39200 Series High-accuracy
Dual-channel Programmable DC Power
Supply
User Manual
© Copyright Hunan Next Generation Instrumental T&C Tech. Co., Ltd.
Version: V20200731
l
NGI
NGI
N39200 Series
High-accuracy Dual-channel Programmable DC Power Supply
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Table of Contents
Related Manuals for NGI N39200 Series
Summary of Contents for NGI N39200 Series
- Page 1 Hunan Next Generation Instrumental T&C Tech. Co., Ltd. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply User Manual © Copyright Hunan Next Generation Instrumental T&C Tech. Co., Ltd. Version: V20200731 N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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Page 2: Table Of Contents
2.1 Safety Notes......................2 2.2 Safety Symbols....................2 3 PRODUCT........................3 3.1 Brief Introduction..................... 3 3.1.1 Features....................3 3.2 N39200 Series Lineup..................4 3.3 Appearance & Dimension.................4 3.4 Package Contents and Accessories..............5 3.5 Default Communication Parameter..............5 4 PANEL INTRODUCTION....................6 4.1 Front Panel Introduction.................. 6 4.1.1 Screen.................... - Page 3 9.2 Fault Self-inspection..................43 10 MAIN TECHNICAL DATA..................44 11 APPENDIX........................ 46 11.1 Protection and Error Alarm Description............46 11.2 Communication Interface................46 11.3 Recommended Wire Gauge Selection Table..........47 11.4 Trouble Shooting..................47 N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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Page 4: Preface
1 Preface Dear Customers, First of all, we greatly appreciate your choice of N39200 series DC power supply (N39200 for short). We are also honored to introduce our company, Hunan Next Generation Instrumental T&C Tech. Co., Ltd. ( NGI for short). -
Page 5: Safety Instructions
NGI shall not be liable for the results caused by the neglect of those instructions. 2.1 Safety Notes Confirm the AC input voltage before supplying power. -
Page 6: Product
3 Product 3.1 Brief Introduction N39200 series is a high-accuracy & dual-channel programmable DC power supply, available for benchtop use. N39200 standalone supports 2 channels output, with each channel isolated. Both local operation on front panel and remote control on a computer are supported. -
Page 7: N39200 Series Lineup
Hunan Next Generation Instrumental T&C Tech. Co., Ltd. 3.2 N39200 Series Lineup Table 2 Model Channels Voltage Current Power N39220-60-10 200W N39240-60-20 400W N39260-60-20 600W N39220-150-04 150V 200W N39240-150-08 150V 400W N39260-150-08 150V 600W 3.3 Appearance & Dimension V I S e t... -
Page 8: Package Contents And Accessories
USB flash drive User manual, software & technical information If any loss or damage, please contact our authorized distributor or NGI. 4. Check the whole instrument. If N39200 chassis is damaged or has abnormal operation, please contact our authorized distributor or NGI. -
Page 9: Panel Introduction
For sequence test SEQ Edit For sequence test editing Channel Setting protection parameters for each channel System Setting system parameters About Us NGI information Remote For remote control Virtual keypad Parameters setting N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 10: Button
1. To shift or select the desired item in menu 2. To control the cursor scrolling when setting parameter By rotating: to select the desired item, adjust the parameter By pressing: to enter the edit interface, confirm the input N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 11: Virtual Keyboard
~ 2 2 0 V A C / 5 0 H z L A N 2 R S 2 3 2 Figure 8 Rear Panel Table 8 Number Name Channel interface Four-wire interface LAN port RS232 interface N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 12: Channel Interface
Sense + (For remote sense) Sense - (For remote sense) 4.2.3 LAN Port Figure 10 LAN Port LAN port is used for remote control, by connecting N39200 with PC via an Ethernet cable. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 13: Rs232 Interface
The chassis of N39200 is insulated from the inner live conductor. However, after long-term use or by accident, the insulating part may be damaged, which causes the chassis to become charged. Grounding can effectively prevent electric shock. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 14: Power-On Test
AC power supply is available. Warning: Even if the power switch is under off state, some components inside N39200 may still carry a high voltage. To avoid electric shock, it is forbidden to open the chassis. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 15: Output Check
Warning: Please turn off the AC input power before changing any connections on the rear panel. Before supplying power, please check and confirm that all connections are fastened. Touching any terminal or interface on the rear panel with N39200 powered on may cause electric shock. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 16: Load Wire
Hunan Next Generation Instrumental T&C Tech. Co., Ltd. 6.1 Load Wire Load wire is not included among N39200 series standard accessories. Users need to prepare load wire. Please refer to the follow requirements while selecting load wire. 1. The maximum allowable current of wire. -
Page 17: Inductive Load
6.6 Local Sense and Remote Sense The four-wire interface at rear panel is used for local sense and remote sense. Please refer to four-wire interface introduction. N39200 is supplied with 4-pin green connector for remote sense. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 18: Local Sense
The supply will adjust its output to compensate for the voltage drop on the load wire so that the voltage across the load is equal to the set voltage. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 19: Load Connection
6. Press the power switch to power on the power supply. 6.7 Load Connection Note: When rated output voltage of N39200 series is higher than the safe voltage, a dangerous voltage may exist at the connection between the supply output and the load. - Page 20 Hunan Next Generation Instrumental T&C Tech. Co., Ltd. Figure 14 Remote Sense Wiring Diagram N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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Page 21: Operation
System, and About Us. Users can enter the desired option by the following method. Touch the desired option directly on the screen Press or rotate to select the desired option and press Figure 15 Menu N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 22: V/I
Figure 16 V/I Mode Table 12 Number Description Rated voltage, current, power Present mode: V/I Readback of channel 1 Operation status of channel 1 ON/OFF control for channel 1, touch control available N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 23: Channel Selection
Channel → Press to select the desired channel → Press to select Channel → Press on Channel → Rotate Method 4: Rotate select the desired channel → Press Figure 17 Channel Selection N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 24: Parameter Setting
Note 2: CV/CC Priority can be set under Channel. 7.3 SEQ SEQ test (sequence test function) supports simulation of complex voltage & current waveform, which is frequently used for automotive electronics test, engine start-up N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... - Page 25 Figure 19 SEQ Output Waveform Methods to enter SEQ mode: S E Q Method 1: Press on the front panel directly. Method 2: Press → Select SEQ by → Press Figure 20 SEQ N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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Page 26: Channel Selection
Channel → Press on Channel → Press to select the desired channel → Press Method 4: Rotate to select Channel → Press on Channel → Rotate select the desired channel → Press N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 27: Parameter Setting
→ Press move the cursor+rotate to adjust the numeric → Press Method 3: Rotate to select File No. → Press → Press to move the cursor+rotate to adjust the numeric → Press N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 28: Seq Edit
Note: To exit from SEQ, please press or the function button required. 7.4 SEQ Edit N39200 series supports complex waveform output, with up to 10 sequence files and Max. 200 steps for all files. Methods to enter SEQ Edit: S E Q... - Page 29 The link will run all the steps from the start step to the stop step. Link operation will not affect the sequence of the original test steps. After the link completes, it will continue to run according to the original test step. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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Page 30: Parameter Setting
Press → Press to move the cursor+rotate to adjust the numeric → Press Figure 24 Parameter Setting Note: To exit from SEQ Edit, please press or the function button required. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 31: Channel
Table 15 Parameter Description Channel To select the desired channel To set over voltage value To set over current value To set over power value CV/CC Priority To set the operation mode N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 32: Channel Selection
In the case of low impedance or short circuit, high current flows through the power supply. The power supply is in CC (constant current) mode. N39200 series allows users to select CV priority or CC priority. 7.5.1 Channel Selection Methods to select the desired channel under Channel: Method 1: Press directly on the front panel. -
Page 33: Parameter Setting
OVP/OCP/OPP → Press → Press to move the cursor+rotate to adjust the numeric → Press Method 3: Rotate to select OVP/OCP/OPP → Press → Press move the cursor+rotate to adjust the numeric → Press N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 34: Cc/Cv Priority Setting
CC/CV Priority → Press to select the desired mode → Press Method 3: Rotate to select CC/CV Priority → Press on CC/CV Priority→ Rotate to select the desired mode → Press N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... - Page 35 In this case, the power supply will switch from CC mode to CV mode. Under CV mode, the power supply will start to regulate voltage again as described above. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
- Page 36 On the contrary, the current will quickly reach the set value. And then CV mode is converted to CC mode, which may cause unstable current control during the conversion process, and current overshoot. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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Page 37: Cv Priority Mode
The voltage will quickly reach the set value. In this case, CC mode is converted to CV mode, which may cause unstable voltage control during the conversion process, and voltage overshoot. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 38: System
Hunan Next Generation Instrumental T&C Tech. Co., Ltd. Figure 31 CC Priority and High Impedance Load 7.6 System Steps to enter System: Press → Select System by → Press N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 39: Ip Address Setting
IP Address → Press → Press move the cursor+rotate to adjust the numeric → Press Method 3: Rotate to select IP Address → Press → Press move the cursor+rotate to adjust the numeric → Press N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 40: Baud Rate, Beep And Language Setting
Steps to select the desired Baud Rate/Beep/Language under System: 1. Press or rotate to select Baud Rate/Beep/Language. 2. Press on Baud Rate/Beep/Language. 3. Press or rotate to select. 4. Press to complete selection. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... - Page 41 Hunan Next Generation Instrumental T&C Tech. Co., Ltd. Figure 34 Baud Rate, Beep and Language Setting N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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Page 42: Remote Operation
N39200 is equipped with two communication interfaces: RS232 and LAN. N39200 adopts UDP network communication mode. The default port number is 7000. It adopts NGI Standard Communication Protocol and MODBUS Communication Protocol. Users can set the IP address and subnet mask. -
Page 43: Lan Port
There are two LAN ports at N39200 rear panel. Operators can select either LAN port to connect N39200 with computer by an Ethernet cable. The dual LAN ports design offers feasibility of one computer controlling multiple devices. Below figure shows one computer controlling two devices. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... -
Page 44: Connection To Computer
Please press to return to local operation. Remote control and operation can be realized via the application software on PC. The software installation program can be obtained from the USB flash drive. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... - Page 45 Hunan Next Generation Instrumental T&C Tech. Co., Ltd. Figure 36 Remote Mode N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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Page 46: Maintenance And Self-Inspection
Due to system upgrade or hardware problem, the device may break down. Please do the following necessary inspection to eliminate the troubles, which can save your maintenance and time cost. If the troubles cannot be recovered, please contact NGI. The inspection steps are as below. -
Page 47: Main Technical Data
50ppm / ℃ Temperatur e Coefficient ( 0-40 ℃ ) Readback 10mV Resolution Readback 0.05%+0.1%F.S. Accuracy ( 23±5 ℃ ) Readback 50ppm / ℃ Temperatur e Coefficient ( 0-40 ℃ ) CC Mode N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... - Page 48 Others Interface LAN/RS232 AC Input Single phase, please refer to the voltage mark at the rear panel. Temperatur Operating temperature: 0 ℃ ~40 ℃ , storage temperature: -20 ℃ ~60 ℃ N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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Page 49: Appendix
80~110kPa Dimension 2U, 88.0(H)*214.0(W)*546.0(D)mm Net Weight Approx. 7 kg Note 1: For other specifications, please contact NGI. Note 2: All specifications are subject to change without notice. 11 Appendix 11.1 Protection and Error Alarm Description Table 18 Alarm... -
Page 50: Recommended Wire Gauge Selection Table
Screen does not work after power-on. Table 21 Fault Possible Causes Solutions N39200 screen does not power cord Change a new power cord. work after power-on. broken. The power cord is not Ensure proper connection. properly connected. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply... - Page 51 Solutions ripple high The output voltage is out Adjust the output voltage. sometimes. of range. The ripple is high in There strong Stay away from another operation electromagnetic interference. environment. interference nearby. N39200 Series High-accuracy Dual-channel Programmable DC Power Supply...
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