Range Switching Function; A/D Conversion Enable/Disable Setting Function - Mitsubishi Electric MELSEC iQ-F FX5 User Manual

Range switching function

Allows switching the input range of an analog input for each channel.
Switching the range makes it possible to change the input conversion characteristic.
Setting procedure
Set the input range to be used in the "Input range setting".
[Navigation window]  [Parameter]  [Module Information]  Module model name  [Module Parameter]  [Basic
setting]  [Range switching function]
Input range setting
4 to 20 mA
0 to 20 mA
-20 to +20 mA
1 to 5 V
0 to 5 V
0 to 10 V
-10 to +10 V
User range setting
After the data is written, the range is switched when the programmable controller power supply is turned offon or when the
CPU module is reset.
With the following buffer memory areas, the range switching and range setting can be monitored.
'CH1 Range setting' (Un\G598)
'CH1 Range setting monitor' (Un\G430)
For details on the buffer memory, refer to the following.
Page 170 CH1 Range setting
Page 144 CH1 Range setting monitor
When using the input range of current, do not change the "Input range setting" while the current on the
negative from the external device is applied.

A/D conversion enable/disable setting function

Controls whether to enable or disable the A/D conversion for each channel.
Disabling A/D conversion for unused channels reduces the conversion cycles.
Setting procedure
Set "A/D conversion enable/disable setting" to "A/D conversion enable" or "A/D conversion disable".
[Navigation window]  [Parameter]  [Module Information]  Module model name  [Module Parameter]  [Basic
setting]  [A/D conversion enable/disable setting function]
When using the input range of current, do not change the "A/D conversion enable/disable setting" while the
current on the negative from the external device is applied.
Digital output value
0 to 32000
0 to 32000
-32000 to +32000
0 to 32000
0 to 32000
0 to 32000
-32000 to +32000
-32000 to +32000
1
1 FX5-4AD
27
1.4 Functions