Siemens SIMATIC C7-635, Руководство пользователя

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Technical Specifications
A-9
C7-635 Control System
A5E00155581-04
Configuration
Rack Maximum 4
Modules in
rack 0 Maximum 4
Modules in
racks 1 and 2 Maximum 8
Modules in
rack 3 Maximum 7
Number of DP masters
•
Integrated 1
•
By means of CP Maximum 1
Function modules and communication processors that can be operated
•
FM Maximum 8
•
CP (PtP) Maximum 8
•
CP (LAN) Maximum 10
Time
Realtime clock Yes (HW clock)
•
Buffered Yes
•
Backup period 6 weeks, typically (at an ambient temperature of 40
°
C)
•
Accuracy Deviation per day < 10 s
Operating hours counter 1
•
Number 0
•
Value range 0 to 2
31
hours (when using SFC 101)
•
Selectivity 1 hour
•
Retentive Yes; requires restarting at every restart
Clock synchronization Yes
•
In PLC Master
•
On MPI Master/slave
S7 Message Functions
Number of stations that can log in
for message functions
(for example, OS)
Maximum 12
(depends on the number of connections configured for PG/OP and
S7 basic communication)
Process diagnostic messages Yes
•
Simultaneously active alarm
S-blocks
Maximum 40
Siemens Controls