High/Low Limit Alarm (S.phpl) - Mitsubishi Electric MELSEC-Q QnPHCPU Programming Manual

9 CONTROL OPERATION INSTRUCTIONS

9.8 High/Low Limit Alarm (S.PHPL)

Internal devices
Setting
(System, user)
data
Bit
S1
D1
S2
D2
[Instruction symbol] [Execution condition]
S.PHPL
Set data
S1
D1
S2
D2
*1: Special register SD1506 can be specified as a dummy device.
Functions
Performs a high/low limit check on the input value (E1) and provides an alarm output.
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File
register
Word
Start contact
Input data head device
Block memory head device
*1
Dummy device
Loop tag memory head device
Usable devices
MELSECNET/H Intelligent
direct J \ function
module
Bit Word
U \G
S.PHPL
Description
Index
Constant
register
K, H
Zn
S1 D1 S2
MELSEC-Q
Other
D2
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