4 pulse digital output, 5 setting a digital output after a delay, 6 resetting a digital output after a delay – Infinite Peripherals SCOM-100 User Manual
Page 15
SCOM-100, User guide
15
4.4.4 Pulse digital output
A digital output set with a pulse behaves as shown on the time-based diagram below.
This behavior is that of a monostable timer. The command to set an output with a pulse
is:
1010,m,n,s
1010: Command
ID
m:
Module number (0 for SCOM-100 main unit, 1-8 for DI-42 I/O expansion
units)
n:
Output number (1-4 for SCOM-100 main unit, 1-2 for DI-42 I/O
expansion units)
s:
Pulse duration in seconds (1-79200)
Test the pulse command by sending an SMS:
1010,0,2,25
4.4.5 Setting a digital output after a delay
A command is available to set a digital output with an initial delay time. The digital
output’s switching behaviour is shown on the time-based diagram below.
The command to set an output after an initial delay is:
1020,m,n,h,mn
1020: Command
ID
m:
Module number (0 for SCOM-100 main unit, 1-8 for DI-42 I/O expansion
units)
n:
Output number (1-4 for SCOM-100 main unit, 1-2 for DI-42 I/O
expansion units)
h:
Delay on duration hours (0-21)
mn:
Delay on duration minutes (0-59)
4.4.6 Resetting a digital output after a delay
A command is available to reset a digital output with an initial delay time. The digital
output’s switching behaviour is shown on the time-based diagram below.