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Reading Command |
Device |
Device code |
N1 |
0 (zero) |
N2 |
Sub-device code. A value equal to 0 (zero) indicates a device |
N3 |
Code of a reading command |
N4 |
Not used |
A PLC Tag to perform a reading of data from the items specified in the N3 parameter. This parameter must be configured with one of the next values.
•0: Operational status
•1: Port speed
•2: Maximum time to pass
•3: Port position
•4: Authentication status
•5: Line's acronym
•6: Turnstile's acronym
For each reading command specified in the N3 parameter, this Tag returns a response value in the Value property, according to the next examples.
•For N3 equal to 0 (zero), reads the operational status, in number format
•Possible values for turnstiles:
•0: Normal entry
•1: Controlled entry
•2: Maintenance entry
•3: Bidirectional entry
•4: Exit
•5: Out of service
•6: Free
•7: Simulated
•8: Special
•Possible values for counters:
•0: Normal entry
•4: Exit
•5: Out of service
•For N3 equal to 1 (one), reads the port speed, in number format
•For N3 equal to 2 (two), reads the maximum time to pass, in number format
•For N3 equal to 3 (three), reads the port position, in number format
•For N3 equal to 4 (four), reads the authentication status, in number format
•For N3 equal to 5 (five), reads the line's acronym of turnstiles where the device is installed, in text format
•For N3 equal to 6 (six), reads the turnstile's acronym, in text format