Table of Contents
7
1SVC 440 795 M1100
Startup behaviour 358
– Setting the startup behaviour 358
– Behaviour when the circuit diagram is deleted 359
– Behaviour during upload/download to memory
module or PC 359
– Possible faults 359
– Startup behaviour for memory module 360
– Terminal mode 361
Setting LCD contrast and backlight 362
Retention 363
– Requirements 364
– Setting retentive behaviour 365
– Deleting ranges 366
– Deleting retentive actual values of markers and
function blocks 366
– Transferring retentive behaviour 366
Displaying device information 367
8 Inside the display system 369
Display system program cycle 369
– How the display system evaluates the
high-speed counters CF, CH and CI 373
– Display system memory management 373
Delay times for inputs and outputs 374
– Delay times for the display system inputs 375
Monitoring of short-circuit/overload with CL-LST,
CL-LMT and CL-LET 376
Expanding the display system 378
– How is an expansion unit recognised? 378
– Transfer behaviour 379
– Function monitoring of expansion units 379
Analog output QA 380
Loading and saving programs 380
– Display system without display and keypad 381
– Interface 381
– Memory module 382
– CL-SOFT 385
Device version 388