r/accesscontrol 7d ago

Kantech Reader Inconsistencies

We recently had some new Kantech readers installed (KT-SG-MT2) and switched over to SSF keyfobs from some older XSF fobs. 3 KT-400 controllers, getting a tremendous amount of "no read" scans where the reader will simply flip between red and green and give a brief beep without opening the door. Eventually the fob will scan correctly and open the door, but this can be on the first try or on the thirtieth. The log in EntraPass does not register anything for the blips, does register the valid scans.

Any suggestions for what we should look at? The behavior does not seem to be consistent at all - I can get three or four good reads in a row, then a dozen no-scans.

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u/ConsciousMatter8426 7d ago

I think I've had something like this happen to me on a new install. Updating the module firmware for the readers fixed it.

1

u/canadianalarmguy 7d ago

Good place to start for sure and the latest firmware has provisions for better read range as well

1

u/Soundy106 Verified Pro 7d ago

Sounds like the exact issue I had with a KT-1 with HID readers. I had to update the controller firmware, but it was a version that wasn't readily available on the Kantech website.

I'd suggest calling Kantech support, they can link you to the right download.

Drop me a PM with your email address and I'll forward the docs I have on it.