Marketing Sales Question:

GDYJ-503 is developed according to the national standard GB-
86 Insulating Oil Dielectric Strength Testing Method .The
tester can test three cups of oil at the same time.LCD
screen can display test procedure and test result. All the
human interaction operations complete by the rotating
mouse .It is very easy for customers to measure the
breakdown voltage of all kinds of oil by GDYJ-503. You can
print the test result by the micro printer internal the
tester. Of course, you can upload the test data to PC from
RS232 for data analyzing. The special circuit design makes
the tester has a good performance at stability and anti-
noise.