TIA Portal V16 has an excellent SCL editor. Example of a pumping logic:
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[Download] TIA Portal V18 Full (Video Installation) - plc247.com TIA Portal V16 has an excellent SCL editor
User-defined web pages with HTML5 support, allowing operators to monitor machine status via any browser. 80.0 THEN Pump_Control := FALSE
IF Tank_Data.Level > 80.0 THEN Pump_Control := FALSE; ELSE Pump_Control := TRUE; END_IF;