656
FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
28 Data Comparison – FNC220 to FNC249
28.2 FNC232~238 – AND=, >, <, < >, <=, >= / Data Comparison
28.2 FNC232~238 – AND=, >, <, < >, <=, >= / Data Comparison
Outline
These instructions compare numeric values, and set a contact to ON when the condition agrees.
1. Instruction format
2. Set data (common among FNC232 to FNC238)
3. Applicable devices (common among FNC232 to FNC238)
S: This function is supported only in FX3U/FX3UC PLCs.
Operand Type Description Data Type
Device number storing comparison data 16- or 32-bit binary
Device number storing comparison data 16- or 32-bit binary
Oper-
and
Type
Bit Devices Word Devices Others
System User Digit Specification System User Special
Unit Index Con-
stant
Real
Number
Charac-
ter String Pointer
XYMTCSD
.b KnX KnY KnM KnS T C D R
U\G
V Z Modify K H E "
"P
33333333 S33 3 33
33333333 S33 3 33
FNC 232
AND=
D
Mnemonic Operation Condition
16-bit Instruction
5 steps AND=
Mnemonic Operation Condition
Continuous
Operation
32-bit Instruction
9 steps ANDD=
Continuous
Operation
FNC 233
AND>
D
Mnemonic Operation Condition
16-bit Instruction
5 steps AND>
Mnemonic Operation Condition
Continuous
Operation
32-bit Instruction
9 steps ANDD>
Continuous
Operation
FNC 234
AND<
D
Mnemonic Operation Condition
16-bit Instruction
5 steps AND<
Mnemonic Operation Condition
Continuous
Operation
32-bit Instruction
9 steps ANDD<
Continuous
Operation
FNC 236
AND<>
D
Mnemonic Operation Condition
16-bit Instruction
5 steps AND<>
Mnemonic Operation Condition
Continuous
Operation
32-bit Instruction
9 steps ANDD<>
Continuous
Operation
FNC 237
AND<=
D
Mnemonic Operation Condition
16-bit Instruction
5 steps AND<=
Mnemonic Operation Condition
Continuous
Operation
32-bit Instruction
9 steps ANDD<=
Continuous
Operation
FNC 238
AND>=
D
Mnemonic Operation Condition
16-bit Instruction
5 steps AND>=
Mnemonic Operation Condition
Continuous
Operation
32-bit Instruction
9 steps ANDD>=
Continuous
Operation
S
1
S
2
S
1
S
2