The TID Clock is ticking

r CL730S1

If you are using STS prepayment energy meters you might remember that updates are required for the key management centre (KMC), the security modules and the vending software.

Ring Wave Immunity Test

ring waveform IEC 61000 4 12

The IEC 62052-11 Ed.2 comes with a lot of changes for meter type testing. Another new introduced test for electromagnetic compatibility (EMC) is the ring wave immunity test.