Siemens SIMATIC S7-400H System Manual page 386

Technical data
20.1 Technical specification of the CPU 412–5H PN/DP; (6ES7 412-5HK06–0AB0)

Connectable OPs
Clock (real-time clock)


Maximum deviation per day


Operating hours counter




Time synchronization


Time difference in the system with
synchronization via MPI
Time difference in the system with
synchronization via Ethernet
Number of stations that can be logged on
For block-related alarms with SFC (Alarm_S/SQ
and/or Alarm_D/DQ)
For block-related alarms with SFB (Notify,
Notify_8, Alarm, Alarm_8, Alarm 8P)
Block-related alarms with SFC

Block-related alarms with SFB


Process control alarms
Number of archives that can be logged on
simultaneously (SFB 37 AR_SEND)
386
PROFIBUS and Ethernet CPs, including CP
443–5 Extended
Buffered
Resolution
Power off (backed up)
Power on (not backed up)
Number/number range
Range of values
Granularity
Retentive
In AS, on MPI, DP and Ethernet MMS
On Ethernet over NTP
Simultaneously active Alarm_S/SQ blocks or
Alarm_D/DQ blocks
Number of communication jobs for block-
related alarms with SFC and blocks for S7
communication (programmable)
Default
Maximum 14, of which max. 10 CPs as DP
masters
47
Time
Yes
Yes
1 ms
1.7 s
8.6 s
16
0 to 15
SFC 2, 3 and 4:0 to 32767 hours
0 to 2 -1 hours when SFC 101 is used:
31
1 hour
Yes
Yes
As master or slave
As client
Max. 200 ms
Max. 10 ms
S7 alarm functions
47
8
Yes
Maximum 250
Yes
Maximum 600
300
Yes
16
System Manual, 03/2012, A5E00267695-11
S7-400H