9-66
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
9.13 CP 521 BASIC Communications Module
(6ES5 521–8MB11)
+
BASIC
Interpreter
pr93a013
Technical Specification
Address ID for ET 200U
DP Siemens
DP Standard
223
4AX or 243
Galvanic isolation
TTY signals are isola-
ted
Memory submodule
EPROM / EEPROM /
RAM
Serial interface
V.24 / TTY passive
(active)
Transmission mode
asynchronous
7–bit mode =
10–bit character frame
11–bit character frame
Transmission mode
110 to 9600 Bd
Permissible cable length
V.24
TTY (PT 88)
15 m
Results from:
(Voltage drop on ca-
ble) +
(Receiver–typ. vol-
tage drop 1.5 V) or
(transmitter–typ.
voltage drop 0.9 V)
(max. 1000 m)
LED displays
TxD (green)
RxD (green)
RTS (green)
BATT (yellow)
Transmitting
Receiving
Ready to send
Battery failure
Back–up battery
Lithium
1
/
2
AA
3.4 V / 850 mAh
Back–up time
1 year, minimum
Current consumption from
+9 V (CPU)
typ. 180 mA
Power loss of module
typ. 1.6 W
Weight
approx. 500 g (1.1 lb)
Function Modules