1. Optional Envelope Messaging
2. An Post security numbers
3. Town Circle
4. Postage amount
5. Meter serial number
Postal Security Device
The postage meter on your mailing system is a Postal Security Device (PSD) that secures your postage
funds, incorporating the latest technology approved by An Post. This technology eliminates the need for
An Post to perform physical inspections, thereby making your mailing system easier and more
convenient for you to use.
Pitney Bowes
User Guide
November 2020
10 • Device Information
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