28. Data Comparison - Fnc220 To Fnc249 - Mitsubishi Electric FX3G SERIES Programming Manual

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
28. Data Comparison – FNC220 to FNC249
FNC220 to FNC249 provide data comparison instructions which can be handled as contact symbols in programming
such as LD, AND and OR.
FNC No. Mnemonic
220
221
222
223
224
225
226
227
228 LD<>
229 LD<=
230 LD>=
231
232 AND=
233 AND>
234 AND<
235
236 AND<>
237 AND<=
238 AND>=
654
Symbol
−
−
−
−
LD=
LD= S1 S2
LD>
LD> S1 S2
LD<
LD< S1 S2
−
LD<> S1 S2
LD <=
S1 S2
LD >=
S1 S2
−
AND=
AND>
AND<
−
AND<>
AND <=
AND >=
Load Compare
Load Compare
Load Compare
Load Compare
Load Compare
Load Compare
S1 S2
AND Compare
S1 S2
AND Compare
S1 S2
AND Compare
S1 S2
AND Compare
S1 S2
AND Compare
S1 S2
AND Compare
28 Data Comparison – FNC220 to FNC249
Function
S = S
1 2
S > S
1 2
S < S
1 2
≠
S S
1 2
S <= S
1 2
S S
>=
1 2
S S
=
1 2
S S
>
1 2
S S
<
1 2
S ≠ S
1 2
S S
<=
1 2
S S
>=
1 2
Reference
−
−
−
−
Section 28.1
Section 28.1
Section 28.1
−
Section 28.1
Section 28.1
Section 28.1
−
Section 28.2
Section 28.2
Section 28.2
−
Section 28.2
Section 28.2
Section 28.2