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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
21 Real Time Clock Control – FNC160 to FNC169
21.1 FNC160 – TCMP / RTC Data Compare
21
FNC160-FNC169
Real Time Clock
Control
22
FNC170-FNC179
External Device
23
FNC180
Alternate
Instructions
24
FNC181-FNC189
Others
25
FNC190-FNC199
Block Data
Operation
26
FNC200-FNC209
Character String
Control
27
FNC210-FNC219
Data
Operation 3
28
FNC220-FNC249
Data
Comparison
29
FNC250-FNC269
Data Table
Operation
30
FNC270-FNC274
Ex-Device
Inverter Comms
21.1 FNC160 – TCMP / RTC Data Compare
Outline
This instruction compares the comparison time with the time data, and turns ON or OFF bit devices according to the
comparison result.
1. Instruction format
2. Set data
3. Applicable devices
S1: "D.b" is available only in FX3U and FX3UC PLCs. However, index modifiers (V and Z) are not available.
S2: This function is supported only in FX
3U/FX3UC PLCs.
Operand type Description Data type
Specifies "hour" of the comparison time [setting range: 0 to 23]. 16-bit binary
Specifies "minute" of the comparison time [setting range: 0 to 59]. 16-bit binary
Specifies "second" of the comparison time [setting range: 0 to 59]. 16-bit binary
Specifies "hour" of the time data (hour, minute, and second).
(Three devices are occupied.)
16-bit binary
Turns ON or OFF according to the comparison result.
(Three devices are occupied.)
Bit
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
33333333S2 33 3 33
33333333S2 33 3 33
33333333S2 33 3 33
3333 S2 3
33 3 S1 3
P
FNC 160
TCMP
−
−
Mnemonic Operation Condition
16-bit Instruction
11 steps
TCMP
TCMPP
Mnemonic Operation Condition
Continuous
Operation
Pulse (Single)
Operation
32-bit Instruction
S
1
S
1
S
2
S
3
S
D
S
1
S
1
S
2
S
3
S
S
2
D