Measurement Results for Which Output Is Possible (2D Codes+)
The following values can be output using processing items related to results output. It is also possible to reference measurement values from expressions and other processing units.
Measurement items | Character string | Description |
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Judgement | JG | Judgement result |
Number of decoded characters | DN | Number of decoded characters |
Index | IDX | Index matched as the result of comparison with the classification comparison character strings |
Integrated quality | G0 | Integrated quality |
Contrast | GD1 | Contrast |
Modulation | GD2 | Modulation |
Fixed pattern damage | GD3 | Fixed pattern damage |
Decode | GD4 | Decode |
Axis non-uniformity | GD5 | Axis non-uniformity |
Grid non-uniformity | GD6 | Grid non-uniformity |
Correction of error not used | GD7 | Correction of error not used |
About Output at PLC Link
- About output by 2D codes+
If PLC link communication is performed, selecting the "Character output" check box among the Output parameter will cause character string data to be output to the PLC link output area. (FZ3 Ver. 2.10 or later)
If 32 characters are read with ASCII code (read character string: 0123456789...UV), a continuous ASCII code data string is output as shown below.
Output area
Top channel | Name | Output contents |
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+0ch | 1st character, 2nd character | 3031 (ASCII code corresponding to character "0," ASCII code corresponding to character "1") |
+1ch | 3rd character, 4th character | 3233 (ASCII code corresponding to character "2," ASCII code corresponding to character "3") |
・ ・ ・
| | |
+15ch | 31st character, 32nd character | 5556 (ASCII code corresponding to character "U," ASCII code corresponding to character "V") |
Shift-JIS and other 2-byte characters can be output by a total of 16 characters, with 1 character output to each channel.
- How to receive character string data
As you do when serial data is output via PLC link, control the DSA data output request bit and GATE data completion request bit.
Since the entire character string comprises 1 data, DSA control is performed once if there is only one 2D codes+ unit.