Siemens SIMATIC S7-300 Manual page 92

Technical data
8.2 CPU 315T-2 DP
Technical data
•
•
Operating hours counter
•
•
•
•
Time synchronization
•
•
S7 message functions
Number of stations that can be logged on for
signaling functions
Process diagnostics messages
•
Test and startup functions
Status/control variables
•
•
Of those as status variable
Of those as control variable
Force
•
•
Block status
Single-step
Breakpoints
Diagnostic buffer
•
Communication functions
PG/OP communication
Global data communication
•
•
Transmitters
Receivers
•
Consistent data
S7 basic communication
8-6
Buffered period
Accuracy
Number
Value range
Granularity
Retentive
In the PLC
On MPI
Simultaneously enabled interrupt S blocks
Variables
Number of variables
Variables
Number of variables
Number of entries (not configurable)
Number of GD circuits
Number of GD packets
Size of GD packets
Typically 6 weeks (at an ambient temperature of
104 °F)
Deviation per day: < 10 s
1
0
2 31 hours
(if SFC 101 is used)
1 hour
Yes; must be manually restarted after every restart
Yes
Master/slave
Master/slave
16
(depends on the number of connections
configured for PG / OP and S7 basic
communication)
Yes
40
Yes
Inputs, outputs, flags, DBs, timers, counters
30
Max. 30
Max. 14
Inputs/outputs
Max. 10
Yes
Yes
2
Yes
Max. 100
Yes
Yes
8
Max. 8
Max. 8
Max. 8
Max. 22 bytes
22 bytes
Yes
S7-300 CPU Data: CPU 315T-2 DP
Manual, 12/2005, A5E00427933-02