1 Product Overview The KD7440 series programmable voltage withstand tester adopts high-performance safety testing with high-speed MCU and large-scale digital circuit design The output voltage, the rise and fall of the output voltage, and the frequency of the output voltage are controlled by the MCU. It can display the breakdown current and voltage values in real time and has software calibration function. It is equipped with PLC interface, RS232C, RS485, USB device, USB Host interface, and can easily form a comprehensive testing system with a computer or PLC. Can quickly and accurately conduct comprehensive safety measurement for household appliances, instruments, lighting appliances, electric heating appliances, computers, and information equipment. The KD7440 series tester meets the following standards: Safety of household and similar
electrical appliances - Part 1: General requirements IEC60335-1, GB4706.1, UL60335-1; Information technology equipment: UL60950, GB4943, IEC60065; Safety requirements for audio, video, and similar electronic devices: UL6005, GB8898, IEC60065; Safety requirements for electrical equipment for measurement, control, and laboratory use: IEC61010-1, GB4793.1. 2 Product Features
1. Compact structure, small size, and easy to carry;
2. No maintenance required, simple wiring and operation.
3. Large screen 20X2 LCD display
4. AC withstand voltage/DC withstand voltage/insulation resistance/grounding impedance testing functions
5. Built in 50 sets of program storage, each set can be set with 8 testing steps, allowing for continuous testing between steps
6. Front panel input software calibration, testing line compensation function to ensure testing accuracy
7. 4-channel or 8-channel scanning function (option) 7420 comes standard with 8-channel, 7410 does not have this accessory
8. Standard RS232 interface, optional GPIB interface, PLC remote control interface
4 Service quality requirements
1. Data requirements Provide complete technical information, instrument configuration list, and complete instructions (such as English version, corresponding Chinese instructions should be provided), along with electronic version instructions and test reports. All kinds of documents are complete, including product qualification certificates and warranty cards.
2. After sales service After the equipment arrives, the supplier is responsible for on-site debugging of the equipment and assisting the purchaser in completing the first on-site test, as well as being responsible for the equipment Operation and personnel technical training. Provide one-year warranty service and lifelong maintenance. During the warranty period, if equipment malfunctions occur due to product technical or quality issues (except for equipment malfunctions caused by improper human operation), Kaidi Zhengda Company (within 72 hours after receiving formal notification from the demander) will come to the demander or send them back for free repair. After the warranty period expires, repairs will be handled according to Kaidi Zhengda Company's after-sales service method, Ensure that the maintenance needs of Kaidi Zhengda Company are met, and Kaidi Zhengda Company shall provide technical guidance for difficult problems raised by the demander.
3. Training (negotiated by both parties) For
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