6 horstCONTROL I/O
39
6.4.4
General Digital Inputs
There are 20 general digital inputs available at termi-
nal blocks X1, X2 and X3. Inputs DI01 to DI20 (Digital
In) are +24 V input channels and correspond to IEC
61131-2 Type 1 and 3.
If the
ured as general digital inputs, 8 further inputs are
available.
An additional filter can also be configured here via
horstFX. The maximum possible duration for the
general digital inputs is 32767 ms.
The following functions can be configured for the general digital inputs (see
Function
Description
Not assigned
-
Start program
Starts a program from outside, flank LO
–
HI
Pause program
Pauses a running program, flank LO
–
HI
Continue program
Continues a paused program, flank LO
–
HI
Pause/continue program
Pauses a running program (flank LO
–
HI) or continues it (flank
HI
–
LO)
Acknowledge internal error
Acknowledges an internal error, flank LO
–
HI
Acknowledge emergency stop
Acknowledges an internal emergency stop, flank LO
–
HI
Acknowledge safety stop
Acknowledges a safety stop, flank LO
–
HI
Acknowledge internal error/emer-
gency stop/safety stop
Acknowledges all errors and emergency stops/safety stop,
flank LO
–
HI
Reduced speed
Activates driving with reduced speed (not safety-critical from
the laser scanner’s warning area), flank LO –
HI
Table 6-6: Configurable functions for general digital inputs
Fig. 6-11: Connection of general digital inputs
Summary of Contents for HORST900
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