Siemens SIMATIC S7-400 Manual page 174

Technical specifications
10.2 Technical Specification of the CPU 416-3 PN/DP; (6ES7416-3ER05-0AB0)
Central racks/expansion units
Multicomputing
Number of plug-in IMs (overall)
Number of DP masters
IM 467 cannot be used with the CP 443-5 Extended
IM 467 cannot be used with the CP 443-1 EX4x in PN IO mode
Number of PN controllers
Number of plug-in S5 modules via adapter casing
(in the central rack)
Operable function modules and communication
processors
Real-time clock
Operating hours counters
Time synchronization
10-18
IM 460
•
IM 463-2
•
Integrated
•
Via IF 964-DP
•
Via IM 467
•
Via CP 443-5 Extended
•
Integrated
•
Via CP 443-1 EX 41 in PN
•
mode
FM
•
CP 440
•
CP 441
•
PROFIBUS and Ethernet CPs
•
including CP 443-5 Extended
and IM 467
Buffered
•
Resolution
•
Accuracy at
•
Power off
–
Power on
–
Number
•
Value range
•
Granularity
•
Retentive
•
In PLC, on MPI, DP and IF
•
964 DP
On Ethernet via NTP
•
CPU and firmware version
Extension
Max. 1/21
Max. 4 CPUs (with UR1 or UR2)
Max. 6
Max. 6
Max. 4
2
1
Max. 4
Max. 10
1
Maximum 4 in central rack
Max. 6
Limited by the number of slots and the number of
connections
Limited by the number of slots
Limited by the number of connections
Max. 14
Time
Yes
Yes
1 ms
Maximum deviation per day 1.7 s
Maximum deviation per day 8.6 s
8
0 to 7
0 to 32767 hours
1 hour
Yes
Yes
As master or slave
Yes (as client)
S7-400 Automation System, CPU Specifications
Manual, 10/2006, 6ES7498-8AA04-8BA0