System Introduction
2–10
1070 072 262-101 (01.09) GB
For the display of the ZS550 functionalities (device) applies the following:
PLC functionality
Busmaster-DP functionality (cyclic I/O processing)
TCP/IP-COM functionality via backside;
systembus communication (channel 0)
TCP/IP-COM functionality via frontside;
external communication (channel 1)
DP/V1-COM functionality (channel 2)
V.24-COM functionality, serial interface – if configurated (chan-
nel 3)
INTERBUS-S functionality
(ZS550-DP-IBS only)
Freely configurable for COM-MAP modules or future options
(channels 4–7)
Power supply (backup battery monitoring)
Functional or configuration mode
(refer to chapter 2.2.8, Functional specifications)
Pending messages during the control mode Run merely lead to a lighting up
of the LED Select.
L
Press the Select button in order to switch the pending message up front.
.
Messages that lead to a stop of the modules will be switched up front
immediately.
L
For scrolling further messages use the Select button.