Siemens SIMATIC S7-400 Manual page 187

Number of stations that can be used
For block-specific messages (Alarm_S/SQ or
Alarm_D/DQ)
For control-specific messages (ALARM_8 blocks,
archive)
Symbol-related messages
Block-related messages
ALARM_8 blocks
Process control reports
Number of archives that can log on
simultaneously (SFB 37 AR_SEND)
Status/control variables
Forcing
Block status
Single-step mode
Diagnostic buffer
Number of breakpoints
S7-400 Automation System, CPU Specifications
Manual, 10/2006, 6ES7498-8AA04-8BA0
10.3 Technical Specification of the CPU 416-3F PN/DP; (6ES7416-3FR05-0AB0)
Number of messages
•
Total
–
100 ms scheme
–
500 ms scheme
–
1000 ms scheme
–
Number of additional values
•
per message
With 100 ms scheme
–
With 500, 1000 ms scheme
–
Simultaneously active
•
ALARM_S/SQ blocks and
ALARM_D/DQ blocks
Number of communication
•
jobs for ALARM_8 blocks and
blocks for S7 communication
(can be set)
Preset
•
Variable
•
Number of tags
•
Variable
•
Number of tags
•
Number of entries
•
Preset
•
CPU and firmware version
S7 message functions
63
8
Yes
Max. 1024
Max. 128
Max. 512
Max. 1024
Max. 1
Max. 10
Yes
Max. 200
Yes
Max. 1800
600
Yes
32
Test and startup functions
Yes
Inputs/outputs, memory markers, DB, distributed
inputs/outputs, timers, counters
Max. 70
Yes
Inputs/outputs, memory markers, distributed
inputs/outputs
Max. 512
Yes
Yes
Yes
Max. 3200 (can be set)
120
4
Technical specifications
10-31