NOTICE!
Risk of damaging the terminal base and power supply!
Short circuits might damage the terminal base and power supply.
Make sure that the four clamps L+ and M (two of each) are not wrongly con-
nected (e. g. +/- of power supply is connected to both L+/L+ or both M/M)
NOTICE!
Risk of damaging terminal base!
Excessive current might damage the clamp and terminal base.
Make sure that the current flowing through the spring terminals never exceeds
10 A.
Fig. 1: Terminal assignment and electrical connection
1.1.2.2.1 Serial Interface COM1
The serial interface COM1 can be used for:
● Online access (RS-232 programming interface for Automation Builder software)
● Free protocol
● Modbus RTU, client and server
● CS31 system bus (RS-485), as master only
Ä
Chapter 2.6.4.6 “Serial Interface COM1 of the Terminal Bases” on page 1278.
Terminal Bases (AC500 Standard) > TF501-CMS and TF521-CMS - Function Module Terminal Bases
2019/04/17 3ADR010121, 13, en_US 17
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