Siemens SIMATIC S7-400H System Manual page 304

Technical data
17.3 Technical specifications of the CPU 417–4H; (6ES7 417–4HT14–0AB0)
S7 message functions
Number of stations that can log on for message
functions (for example WIN CC or SIMATIC OP)
Block-related messages
•
Alarm_8 blocks
•
•
Process control messages
Number of archives that can log on
simultaneously (SFB 37 AR_SEND)
Test and commissioning functions
Status/modify variable
•
•
Force
•
•
Status LED
Status block
Single step
Number of breakpoints
Diagnostic buffer
•
•
Communication
PG/OP communication
Routing
Number of connection resources for S7
connections via all interfaces and CPs
S7 communication
•
•
Global data communication
S7 basic communication
304
Simultaneously active Alarm_S/SQ blocks
and Alarm_D/DQ blocks
Number of communication jobs for ALARM_8
blocks and blocks for S7 communication
(selectable)
Preset
Variable
Number of variables
Variable
Number of variables
Number of entries
Preset
User data per job
Of which consistent
Max. 16
Yes
Max. 200
Yes
Max. 10000
1200
Yes
64
Yes
Inputs/outputs, bit memory, DB, distributed
inputs/outputs, timers, counters
Max. 70
Yes
Inputs/outputs, bit memory, distributed
inputs/outputs
Max. 512
Yes, FRCE-LED
Yes
Yes
4
Yes
Maximum 3200 (selectable)
120
Yes
Yes
64, incl. one each reserved for PG and OP
Yes
64 bytes
1 variable (462 bytes)
No
No
System Manual, 09/2007, A5E00267695-03
S7-400H