Function Modules
S5-90U/S5-95U
16.14
CP 521 BASIC Communications Module
(6ES5 521-8MB12)
Technical Specifications
Galvanic isolation
TTY signals are
isolated
Serial interface
V.24 (RS-232-
C)/TTY,
passive (active)
Memory submodule
EPROM/EEPROM/
RAM
Real-time clock
- accuracy tg
±1 s/day at 25 C
(77 F)
- variation due to temperature
change tA
-10 to +70 C
- (ambient temperature TV in C) 1 s to -11 s
according to data
sheet
Transmission mode
asynchronous
10-bit character
frame /11-bit
character frame
Baud rate
110 to 9600 Baud
LED displays:
-TXD
Send data
- RXD
Receive data
- RTS
Ready to send
- BATT
Battery low signal
(yellow
LED)
Permissible cable lengths
-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
Battery failure display,
yes
Lithium 1/2 AA
3.4 V/850 mAh
Life expectancy
1 year minimum
Degree of protection
IP 20
Current consumption
from + 9 V (CPU)
typ. 180 mA
Power loss of the module
typ. 1.6 W
Weight
approx. 500 g (1 lb 5 oz.)
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+9 V
GND
Data
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module
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CP-521 BASIC
-
SERIAL INTERFACE
6ES5 521-8MB12
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Battery
3,4 V
850 mAh
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RXD
TXD
RTS
BATT
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RUN
PROG
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BASIC
Interpreter
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+
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V.24
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TTY
16-66
EWA 4NEB 812 6115-02b
Содержание SIMATIC S5-90U
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