X-DO 24 02
4 Start-up
HI 801 095 E Rev. 4.00
Page 37 of 54
4.4.3
Tab: I/O Submodule DO24_02: Channels
The
I/O Submodule DO24_02: Channels
tab contains the following systemparameters for
each digital output.
Global variables can be assigned to the systemparameters with
->
and used in the user
program. The value without
->
must be directly entered.
Name
Data type R/W
Description
Channel no.
---
R
Channel number
Channel Value [BOOL]
->
BOOL R Binary value in accordance with the switching level LOW
(dig) and HIGH (dig).
TRUE: Channel energized
FALSE: Channel de-energized
-> Channel OK
BOOL
R
TRUE: Faultless channel
The channel value is valid
FALSE: Faulty channel
The channel is de-energized
SC/OC Active
BOOL
R
Short-circuit and open-circuit monitoring
(activated/deactivated)
Default setting: Activated
Max. Test Pulse
Duration
UDINT W Test impulse duration with short-circuit and open-circuit
monitoring
Range of values: 0…50 000 µs
Default setting: 0 µs
-> OC
BOOL
R
TRUE: Open-circuit
FALSE: No open-circuit
-> SC
BOOL
R
TRUE: Short-circuit
FALSE: No short-circuit
Redund.
BOOL
W
Requirement: One redundant module must be configured.
Acivated: Activate the channel redundancy for this
channel
Deactivated: Deactivate the channel redundancy for this
channel
Default setting: Deactivated
Table 19: Tab: I/O Submodule DO24_02: Channels in the Hardware Editor