Parameter Value range Default setting Scope
Time synchronization Yes / No No ET 200PA SMART
Synchronization interval 1 s to 60 s
The value must correspond to
the setting in the time-of-day
master
10 s ET 200PA SMART
Parameters for time stamping
Assign the parameters for time stamping with
HW Config
in the DP slave properties and in
addition for the respective digital input modules in the module properties.
Table 9-2 Parameters for time stamping
Parameter Value range Default setting Scope
Time stamping Yes / No No S7-300 module / channel
Edge evaluation Rising edge /
Falling edge
Rising edge S7-300 module / channel
9.2 Technical specifications of the IM 650
Technical specifications IM 650
Manufacturer ID 81BB
H
Dimensions and weight
Dimensions W x H x D (mm) 40 x 125 x 117
Weight, approx. 360 g
PROFIBUS DP interface
Baud rates Up to 12 Mbaud
Baud rate search Yes
Interface RS 485
FREEZE capability Yes
SYNC capability Yes
PROFIBUS addresses 1 to 125 permissible
Plant changes in runtime Yes
Time synchronization / time stamping Yes
● Accuracy class
10 ms / 1 ms
● Time resolution
466 ps
● Number of digital input signals
Max. 128, max. 32 per slot
● Message buffer
15 message buffers with max. 20 messages each
● Time interval for sending the message buffers when there is a
message
1 s
Interface module IM 650
9.2 Technical specifications of the IM 650
ET 200PA SMART
118 Operating Instructions, 06/2019, A5E34192013-AB