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MELSEC-Q
4 SETUP AND PROCEDURES BEFORE OPERATION
4.5 Switch Setting for Intelligent Function ModuleThe settings for the intelligent function modu le are performed using the I/O assignment
settings for GX Developer.
(1) Setting itemThe intelligent function module switches consis t of switches 1 to 5 and are set
using 16 bit data. When the intelligent function m odule switches are not set, the
default value for switches 1 to 5 is 0.
Table 4.1 Switch setting itemSetting item
Analog input range Input range setting value
4 to 20 mA 0H 1
0 to 20 mA 1H
Switch 1
Input range setting
H
CH4CH3CH2CH1
1 to 5 V 2H
0 to 5 V 3H
– 10 to 10 V 4H
0 to 10 V 5H
User range setting FH
Switch 2
Input range setting
H
CH8CH7CH6CH5
Switch 3 Not used
Switch 4
H
00H
01 to FFH (numeric
value other than 00H)*
0H
1 to FH (numeric
value other than 0H)*
0H
1 to FH (numeric
value other than 0H)*
: With temperature drift correction
: Without temperature drift correction
: Normal resolution mode
: High resolution mode
: Normal mode (A/D conversion processing)
: Offset/gain setting mode
Switch 5 0 : Fixed
Setting any value within the setting range will provide the same op er at ion.
When the setting range is 1 to FH, set 1 for exampl e.
Depending on the type of module used, the settin gs for A/D unit input range are shown
below.