Technical
Data
11.6 TTY Interface
Operating mode
Passive and unidirectional,
i.e. transmitter only (TxD)
Baud rate
9600 baud
Data bits
8
Parity Even
Stop bits
1
Max. line length (@ 20 mA)
125 m
Isolation
500 V (DC)
Transmitter voltage drop
< 2 V
Max. loop current
25 mA
Table 11-6
Data: TTY interface
11.7 Dimensions and Weight
Dimensions W x H x D
71,2 x 80 x 62 mm
Weight
165 g
Table 11-7
Data: Dimensions and weight
11.8 Environmental Conditions
The SIWAREX MS is designed for use in SIMATIC S7 200 systems under the
following conditions.
Conditions of use in accordance with IEC 60721:
Operation:
IEC60721-3-3
Stationary
application,
weatherproof
Class
3M3,
3K3
Storage/Transport
: IEC
60721-3-2
Transport packaged, no condensation
Class
2M2,
2K4
For use in extreme operating conditions (e.g. heavy dust, acidic moisture or
gasses etc.), additional measures are to be taken such as B. Encapsulation.
Table 11-8
Data: Environmental conditions
SIWAREX MS 11-59