HRB1684301-11

Revenue firmware security features

Your revenue-specific meter has additional firmware security features.

You cannot perform resets or configure some revenue-specific parameters on your meter while it is revenue-locked.

Revenue meters and firmware upgrades

Meter model Upgrade information

PM5561 / PM5661 / PM5761

The OS CRC value is a number that identifies the uniqueness between different OS firmware versions.

PM5562 / PM5562MC

You cannot upgrade a locked meter.

In order to upgrade, you must:

  • Remove the meter from service and unseal it.

  • Follow the unlocking / locking procedure to unlock the meter.

  • Perform the upgrade.

  • Follow the unlocking / locking procedure to lock the meter.

  • Re-seal and re-certify your meter with the appropriate revenue metering authorities.

NOTICE
LOSS OF COMPLIANCE
Ensure that you re-certify your meter with the appropriate revenue metering authorities after re-enabling the hardware-based security.
Failure to follow these instructions may render your device non-compliant for billing purposes.
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