Mitsubishi Electric MELSEC iQ-F FX5 User Manual page 58

Ex.
The following figure shows the operation when an analog input value falls below 2.4 mA and returns within the normal range
under the following condition.
Item
'Input signal error auto-clear enable/disable setting' (Un\G302)
Input range
'CH1 Input signal error detection setting' (Un\G528)
'CH2 Input signal error detection setting' (Un\G728)
Input signal error detection lower limit value
Analog input value
Input signal error detection
upper limit value
Input signal error detection
lower limit value (2.4 mA)
'CH1 Input signal error detection flag'
(Un\G40, b0)
'CH2 Input signal error detection flag'
(Un\G40, b1)
'Input signal error detection signal'
(Un\G69, b12)
'CH1 A/D conversion completed flag'
(Un\G42, b0)
'CH2 A/D conversion completed flag'
(Un\G42, b1)
1 FX5-4AD
56
1.4 Functions
CH1 Analog
input value
Error detection
ON
OFF
OFF
ON
OFF
ON
ON
Lights out
ALM LED
Controlled by the analog input module
Setting
Enable (0)
4 to 20 mA
Upper and lower limit detection (1)
Upper and lower limit detection (1)
2.4 mA
CH2 Analog
input value
Input value normal
Error
detection
OFF
ON
Flashing
Detection range
Outside detection range
Included
Time
OFF
OFF
Lights out