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3 Interface Modules
3.1 Bus interface module
CP 231 A
EPROM
Interface
0
PG
Bus
SINEC H1 interface module
3–6
Technical data
1. Interfaces
1 x PG interface (RS 232/TTY)
(25-way connector)
1 x bus interface (SINEC H1)
(15-way connector)
2. Transmission rate
10 Mbit / sec. (SINEC H1)
9600 bits / sec. (programmer
interface)
3. Access method
CSMA/CD (IEEE 802.3)
4. Protocols
ISO-8073 class 4
SINEC AP 1.0
© Siemens AG 1989 All Rights Reserved
08.89
6FC5 197-0AB20-0BP0
SINUMERIK 840/880 (PJ)
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