Siemens PLC backup software without the file-share chaos
Automated, signed backups for S7-1200, S7-1500, S7-300, S7-400, TIA Portal. Diff two versions side by side, restore in seconds, and prove configuration integrity on the Siemens side of your plant.
How VEM handles Siemens
VEM connects to Siemens controllers through TIA Portal Openness and the native S7 protocol, capturing the full project — blocks, tags, HMI screens, safety configuration and hardware fingerprints — on every backup. S7-1200, S7-1500, S7-300 and S7-400 are all supported, including F-CPUs and redundant H-systems. See the broader VEM platform for how this fits alongside testing, validation and audit.
Configuration management across a Siemens fleet: an auditable baseline of every S7 station, with drift surfaced before it becomes an incident.
What gets captured
PLC code
Full Siemens project — routines, function blocks, ladder, ST.
HMI tags & screens
Tag databases, screen definitions, alarms, recipes, permissions.
Recipe data
Production recipes, setpoints, batch parameters — versioned alongside code.
Machine parameters
Drive parameters, IO config, network topology, safety, firmware fingerprints.
See exactly what changed in Siemens
01 FB 10 Mixer_Control02 IF #Start AND NOT #Fault THEN03− "Speed_SP" := 1200;04 "Motor_M01" := TRUE;05~ "Recipe_ID" := 17;06 END_IF;07 END_FUNCTION_BLOCK
01 FB 10 Mixer_Control02 IF #Start AND NOT #Fault THEN03+ "Speed_SP" := 1450;04+ "Ramp_T" := T#8s;05 "Motor_M01" := TRUE;06~ "Recipe_ID" := 21;07 END_IF;08 END_FUNCTION_BLOCK
Illustrative example of the VEM diff view for Siemens — not a screenshot of the Siemens IDE.
Also supported
Need the broader playbook? PLC disaster recovery playbook.