Mitsubishi Electric MELSEC iQ-R Series User Manual page 94

Section 5 BUFFER MEMORY
5.4.3 Status of LEDs (Un\G3100, 3101)
The status of LEDs will be stored.
(1) Details of stored data
(a) Storage format
As indicated below, Data is stored in the buffer memory.
Buffer memory address
Un\G3100
Un\G3101
* When calculated value is low, "MEA"LED, "R"LED, "1"LED and "3"LED are looked like flashing.
Comparing to the last value per measuring cycle, LEDs light while calculating, then LEDs light off upon no
changes.
Since measuring cycle is shortest as 10ms, short period setting seems like flashing.
(b) Update timing
It will be update at the status of LED is change.
b15 b12 b11 b8 b7
～ ～
～
RUN LED, MEA. LED
0: OFF
1: ON
b15 b12 b11 ～ b8 b7 ～
～
R LED, 1. LED, 3 LED
0: OFF
1: ON
93
Storage format
b4 b3 ～ b0
RUN LED
MEA. LED
ALM1 LED
ALM2 LED
ALM1 LED, ALM2 LED
0: OFF
1: ON
2: Flashing
～
b4 b3 b0
ERR LED
R LED
1 LED
3 LED
ERR LED
0: OFF
1: ON
2: Flashing
RE81WH