This is an indication of a short in the cable and it needs to be replaced. If you shake the hammer cable and it triggers, it is that cable. If it is the accelermeter cable that triggers then replace that cabkle. You can run a test to be sure: https://mli.supportbee.io/2770-millmax-support-center/5986-troubleshooting/18833-testing-your-kit-s-hardware-cables
The replacement cables are stocked at the Jonestown distribution center. Here are the MSC SKU numbers:
16432981 10' Hammer Cable with BNC Connectors (003D10)
16432965 10' Accelerometer Cable 3-56 to BNC (030C10)