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The Siemens S7-Advanced protocol offers the best read performance for Siemens S7 series PLCs.

Refer to these sections for details:

LoopEdge DeviceHub Configuration

To configure DeviceHub for this Siemens S7-Advanced Driver:

  1. DeviceHub > Add Device
    Type: Siemens
    Driver: Siemens S7-Advanced



  2. Enter details specific to your environment and click Add Device.

Device Addresses

Bit/Word

DeviceType

Format

Range

Description

B

PE

DDDD

0 ~ 40950


WPEDDDD0 ~ 4095
BPADDDDd0 ~ 40950
WPADDDD0 ~ 4095
BMKDDDDd0 ~ 40950
WMKDDDD0 ~ 4095
BDBDDDDDd0 ~ 327670
WDBDDDDD0 ~ 32767

Siemens S7 Protocol Compatibility

The Siemens S7 drivers are similar for S7-300, S7-400, S7-1200, and S7-1500.  The following table lists partial compatibility. Refer to the Siemens documentation for a definitive list.


CPUCPDrive

300400WinACSnap7S12001500343/443/IESINAMICS
DB Read/Write(blue star)(blue star)(blue star)(blue star)(blue star)(blue star)
(blue star)
EB Read/Write(blue star)(blue star)(blue star)(blue star)(blue star)(blue star)
(blue star)
AB Read/Write(blue star)(blue star)(blue star)(blue star)(blue star)(blue star)
(blue star)
MK Read/Write(blue star)(blue star)(blue star)(blue star)(blue star)(blue star)

TM Read/Write(blue star)(blue star)(blue star)(blue star)



CT Read/Write(blue star)(blue star)(blue star)(blue star)



Read SZL(blue star)(blue star)(blue star)(blue star)(blue star)(blue star)(blue star)(blue star)
Multi Read/Write(blue star)(blue star)(blue star)(blue star)(blue star)(blue star)
(blue star)
Directory(blue star)(blue star)(blue star)(blue star)

(blue star)
Date and Time(blue star)(blue star)(blue star)(blue star)


(blue star)
Control Run/Stop(blue star)(blue star)(blue star)(blue star)


(blue star)
Security(blue star)(blue star)(blue star)(blue star)



Block Upload/Down/Delete(blue star)(blue star)(blue star)


(blue star)(blue star)
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