14 PROSEC T3H
1. T3H Overview
Battery cover:
A battery has been installed inside this cover at the factory shipment. The battery
keeps the RAM contents (user program and user data), and supports the clock-
calendar operation during power off.
The same battery as the T3’s is used.

Programmer port:

The programmer (T-PDS) is connected to the T3H through this port.
The same connection cable as the T3’s is used.

Computer link port:

The T3H CPU module has the computer link function as standard. This port is used to
connect between T3H and a computer.
The T-series computer link protocol is supported by T3H.

IC memory card slot:

Optional IC memory card (type: ME914) can be used with the T3H.
By using the IC memory card, user program saving/loading or user data expansion is
available.
NOTE For details of the operation mode and functions, refer to the T3 User’s
Manual.