Siemens S5-100U - Communications Module CP 521 BASIC

S5-100U Function Modules
15.10.2 Communications Module CP 521 BASIC (6ES5 521-8MB11)
Technical Specifications
Address designation
(only for ET 200) 085
Galvanic isolation TTY signals are
isolated
Memory submodule EPROM/EEPROM/
RAM
Serial interface V.24
(RS-232-C)/TTY,
passive
Real-time clock
- accuracy ±1 s/day at 25 °C
(77 °F)
- variation due to
temperature change t
V
(ambient temperature T
A
in °C) -10 to +70 °C
1 s to -11 s
according to data
sheet
Quartz frequency 14.7456 MHz
Transmission mode asynchronous
10-bit character
frame/11-bit character
frame
Baud rate 110 to 9600 Bd
LEDs
- TXD send data
- RXD receive data
- RTS ready to send
- BATT (yellow) battery low
Permiss. length of cable
- TTY dependent on:
voltage drop on the +line
- typical for receiver 1.5 V+
- typical for sender 0.9 V
- V.24 15 m (50 feet)
Back-up battery
lithium AA 3.4 V/850 mAh
Life expectancy 1 year minimum
Degree of protection IP20
Permiss. ambient
temperature
- horizontal arrangement 0 to 60 °C
(32 to 140 °F)
- vertical arrangement 0 to 40 °C
(32 to 104 °F)
Relative humidity 15% to 95%
Current consumption
from+9 V (CPU) typ. 180 mA
Power loss of the
module typ. 1.6 W
Weight approx. 500 g (1 lb. 1.5 oz.)
Note:
It is only possible to run the CP 521 with the interrupt
processing if the interrupts are disabled at the end of
the OB1 cycle and enabled again at the beginning of
the OB1 cycle.
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+9 V
GND
Data
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module
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CP-521 BASIC-
SERIAL INTERFACE
6ES5 521-8MB11
123456
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Battery
3,4V
850mAh
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RXD
TXD
RTS
BATT
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RUN
PROG
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BASIC
Interpreter
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V.24
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TTY
EWA 4NEB 812 6120-02 15-55