4. Parameters
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4. Parameters
4.1 PLC Constants
The parameters that can be used in user PLC include PLC constants set in the data type.
Set up data is stored in a file register and is backed up. In contrast, if data is stored in the file register
corresponding to PLC constant by using sequence program MOV instruction, etc., it is backed up.
However, display remains unchanged. Display another screen once and then select the screen
again.
48 PLC constants are set (the setting range is ±8 digits). (Signed 4-byte binary data)
The correspondence between the PLC constants and file registers is listed below. The setting and
display screens are also shown.
Corresponding file registers
Corresponding file registers Corresponding file registers
#
High order Low order
#
High order Low order
#
High order Low order
6301 R2801 R2800 6321 R2841 R2840 6341 R2881 R2880
6302 R2803 R2802 6322 R2843 R2842 6342 R2883 R2882
6303 R2805 R2804 6323 R2845 R2844 6343 R2885 R2884
6304 R2807 R2806 6324 R2847 R2846 6344 R2887 R2886
6305 R2809 R2808 6325 R2849 R2848 6345 R2889 R2888
6306 R2811 R2810 6326 R2851 R2850 6346 R2891 R2890
6307 R2813 R2812 6327 R2853 R2852 6347 R2893 R2892
6308 R2815 R1814 6328 R2855 R2854 6348 R2895 R2894
6309 R2817 R2816 6329 R2857 R2856
6310 R2819 R2818 6330 R2859 R2858
6311 R2821 R2820 6331 R2861 R2860
6312 R2823 R2822 6322 R2863 R2862
6313 R2825 R2824 6333 R2865 R2864
6314 R2827 R2826 6334 R2867 R2866
6315 R2829 R2828 6335 R2869 R2868
6316 R2831 R2830 6336 R2871 R2870
6317 R2833 R2832 6337 R2873 R2872
6318 R2835 R2834 6338 R2875 R2874
6319 R2837 R2836 6339 R2877 R2876
6320 R2839 R2838 6340 R2879 R2878
PLC constant screen