What is meant by ZVT interface?
The term "ZVT interface" refers to a standardized communication protocol that enables the connection between point-of-sale software and EC card terminals. ZVT stands for "Zahlungsverkehrsterminal" (payment transaction terminal) and was developed as a uniform standard in Germany to ensure interoperability between various POS systems and payment terminals.
Typical software functions in the area of "ZVT interface":
- Payment transmission: Automatic transfer of the payment amount from the cash register to the terminal.
- Transaction processing: Execution of various payment methods such as debit card, credit card, or electronic cash.
- Status query: Real-time monitoring of the payment process and feedback to the cash register.
- Cancellation: Ability to cancel payments directly through the POS software.
- End-of-day closing: Initiating the daily closing at the terminal via the POS software.
- Receipt printing: Integration of payment information into the cash register receipt.
Examples of "ZVT interface":
- Direct payment processing: Transmission of the invoice amount from the cash register to the EC terminal without manual entry.
- Automatic payment method selection: The terminal independently chooses between ELV, Girocard, or credit card.
- Integrated cancellation process: Reversal of a payment directly from the POS software.
- Network-based communication: Connecting the terminal to the POS software via WIFI or LAN.
- Multi-terminal support: Ability to connect multiple payment terminals to one cash register.
- Logging: Detailed recording of all transactions for accounting and auditing purposes.