Lauda IN 130 T Operation Manual page 193

Process Interface
TCP (Transmission Control Protocol)
V6
A process interface on the LAUDA constant temperature equipment
is the interface that makes it possible to control or monitor the con-
stant temperature equipment via Ethernet using LAUDA interface
command sets.
This network protocol define how data is exchanged between network
components.
Integral Process Thermostats and High-Temperature Thermostats 193 / 198