RK9930BY Programmable Medical Ground Resistance Tester, Current AC 3-60A, Resistance 0-600mΩ, Time 0-999.9s

RK9930Y GROUND RESISTANCE TESTER The AC Grounding Resistance Tester Is Displayed On A 5-Inch TFT LCD. The Output Current Adopts Hardware Feedback And High-Speed ARM MCU Control Technology To Make The Output Current Stable And Reliable. The Output Current Is Driven By DDS + Linear Power Amplifier. The Output Waveform Is Pure And The Distortion Is Small. The Tester Is Controlled By Single-Chip Microcomputer, Which Makes Its Setting And Operation Very Simple, And Provides PLC Remote Control Interface, RS232C, RS485, USB And Other Interfaces, Which Can Facilitate Users To Quickly Combine Into A Comprehensive Test System.Application Area The Tester Can Be Used To Test The Grounding Resistance Of Household Appliances, Electronic Instruments, Electronic Equipment, Electric Tools, Electric Heating Appliances And Other Products.

• Basic Function:1.Screen Size:5 Inch TFT LCD;2.Number Keys:Parameter Setting Digital input;3.Coding Switch:Parameter Selection And Confirmation Function;4.Up, Down, Left And Right Function Keys:Parameter Setting Up And Down Selection Function;5.Lock Keyboard Lock Function:Prevent Accidental Modification Of Test Conditions Or Prohibit Modification Of Test Conditions;Alarm Function:Sound Alarm;Communication Interface:RS232C、RS484、USB;USB Interface:Copy, Copy And Storage Functions;
• Output Specifications 1.Current Range:AC (3-60)A;2.Current Resolving Power:0.01A/Step For 10A And 0.001A/Step For 10A And Below;3.Current Accuracy:±(2% +0.02A)
• Output Specifications:1.Voltage Range:AC 12V Max Open Circuit Voltage;2.Voltage Frequency:50/60Hz Optional;3.Voltage Wave Form:Sine Wave;4.Ammeter Measuring RangeOf Ammeter:AC (3-60)A;5.Ammeter Resolving Power:0.01A/Step For 10A And 0.001A/Step For 10A And Below;6.Ammeter Accuracy:±(2% +0.1A)
• It Has Open Circuit Alarm Function. The Maximum Test Time Is 999.9s.Four Terminal Method Is Used To Eliminate The Influence Of Contact Resistance.The Output Frequency Is 50 Hz / 60 Hz. It Has Alarm Function Of Upper And Lower Limit Of Resistance.Constant Current Output: The Output Current Stability Rate Range Is Within 1%, To Avoid The Output Current Change Due To Input Current Voltage Instability And Load Change.
• Working Temperature And Humidity:0℃-40℃，≦75%RH Power Supply:100V-121V，198V-242V，47.5-63Hz