Communication with PLC devices by the MICROPEL company (Czechia)

For communication of the PROMOTIC application with PLC devices by the MICROPEL company (Czechia,, the following is recommended:

Communication by the DDE server:
The MICROPEL company provides the communication DDE server (free of charge). The PROMOTIC system can then accesse these devices via the DDE interface.
The technical documentation is available for download at:

Recommended setting of DDE client in the PROMOTIC system:
Enable "DDE enabled" configurator
Group name: Micropel
Service: pesdde
Topic: var or mem

Connection to specific item of the DDE server can be done by Data extension ExtDdeClient in the PmaData object PmVar item.
PROMOTIC 9.0.27 SCADA system documentation MICROSYS, spol. s r.o.

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