4function description, 2 configuration – Pilz PSSu E S INC User Manual
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Telephone: +49 711 3409-0, Telefax: +49 711 3409-133, E-Mail: [email protected]
4-13
4.2
Configuration
4
Function description
Status byte assignment:
(1)
When configuring the module, users can determine the evaluation
method for the status input: single, redundant or diverse. Transmitting
the status via two bits enables simple fault detection: Two redundant
bits must always be the same, two diverse bits must always be different,
otherwise the transmission is faulty.
Key
Bit
Assignment
Zero pulse:
0
0: No zero pulse at input C
1: Zero pulse at input C
Latch pulse or period length measure-
ment
1
0: Period length or contents of latch memory not transferred
1: Period length or contents of latch memory transferred
Default counter status
2
0: Default counter status not transferred
1: Default counter status transferred
Counter underflow
3
0: No counter underflow
1: Counter underflow
Counter overflow
4
0: No counter overflow
1: Counter overflow
Status input S, Bit 1
5
0: Status input, Bit 1 (message from encoder)
1: Status input, Bit 1
Status input S, Bit 2
6
0: Status input, Bit 2
(1)
1: Status input, Bit 2
Reserved
7
-