Delta AH500 Programming Manual page 32

SM
The receiving of data through COM1 is
SM108
complete.
The receiving of data through COM2 is
SM109
complete.
*SM204 All non-latched areas are cleared.
*SM205 All latched areas are cleared.
SM206 Inhibiting all output
The communication protocol of COM1 changes
*SM209 (in accordance with SM210, SR201, SR209,
and SR215).
Choice made by COM1 between the ASCII
mode and the RTU mode
*SM210
ON: The RTU mode
The communication protocol of COM2 changes
*SM211 (in accordance with SM212, SR202, SR212,
and SR216).
Choice made by COM2 between the ASCII
mode and the RTU mode
*SM212
ON: The RTU mode
SM215 Running state of the PLC
Calibrating the real-time clock within ±30
SM220
seconds
*SM400 The flag is always ON when CPU runs.
*SM401 The flag is always OFF when CPU runs.
*SM402 The flag is ON only at the first scan.
*SM403 The flag is OFF only at the first scan.
10 millisecond clock pulse during which the
*SM404 pulse is ON for 5 milliseconds and is OFF for 5
milliseconds
100 millisecond clock pulse during which the
*SM405 pulse is ON for 50 milliseconds and is OFF for
50 milliseconds
200 millisecond clock pulse during which the
*SM406 pulse is ON for 100 milliseconds and is OFF for
100 milliseconds
One second clock pulse during which the pulse
*SM407 is ON for 500 milliseconds and is OFF for 500
milliseconds
Two second clock pulse during which the pulse
*SM408 is ON for one second and is OFF for one
second
2n second clock pulse during which the pulse is
ON for n seconds and is OFF for n seconds
*SM409
The interval n is specified by SR409.
2n millisecond clock pulse during which the
pulse is ON for n milliseconds and is OFF for n
*SM410
milliseconds
The interval n is specified by SR410.
Port 2 connection status of backplane 1 (main
*SM418
backplane)
Port 2 connection status of backplane 2 (1
*SM420
redundant extension backplane)
Function
st
Ch a pt er 2 De v ic es
OFF STOP
 
ON RUN
○ ○ ○ ×
× – –
○ ○ ○
× × – –
○ ○
○ ○ × OFF
–
○ ○
○ ○ ○ OFF
–
○ ○
○ ○ ○ OFF
–
○ ○
○ ○ ○ OFF
–
○ ○
○ ○ ○ OFF
–
○
○ ○ OFF
× –
×
○
○
× × × OFF –
○ ○
○ ○ × OFF
ON
○ ○
○ ○ ○ OFF OFF
○ ○
○ ○ ○ ON
ON
○ ○
○ ○ ○ OFF OFF
○ ○
○ ○ ○ OFF
ON
○ ○
○ ○ ○ ON
OFF
○ ○
○ ○ ○ OFF
–
○ ○
○ ○ ○ OFF
–
○ ○
○ ○ ○ OFF
–
○ ○
○ ○ ○ OFF
–
○ ○
○ ○ ○ OFF
–
○ ○
○ ○ ○ OFF
–
○ ○
○ ○ ○ OFF
–
○ ○ ○ OFF
–
× ×
○ ○ ○ OFF
–
× ×
RUN

STOP
– R/W OFF
– R/W OFF
– R/W OFF
– R/W OFF
– R/W OFF
– R/W OFF
– R/W OFF
– R/W OFF
– R/W OFF
OFF R/W OFF
– R/W OFF
ON R ON
OFF R OFF
OFF R OFF
ON R ON
– R OFF
– R OFF
– R OFF
– R OFF
– R OFF
– R OFF
– R OFF
– R OFF
– R OFF
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