High/Low Limit Alarm - Mitsubishi MELSEC-Q series Programming Manual

S.PHPL
9.8 S.PHPL

High/Low Limit Alarm

9.8
S.PHPL
S.PHPL
Structured ladder/FBD
EN
s1
s2
Input argument EN
S1
S2
Output argument ENO
D1
D2
Internal devices
Setting
data
Bit Word
––
S1
––
D1
––
S2
––
D2
*1 Special register SD1506 can be specified as a dummy device.
Function
Performs a high/low limit check on the input value (E1) and provides an alarm output.
142
Ladder diagram
Start contact
S_PHPL
ENO
d1
d2
: Execution condition
: Input data start device
*1
: Dummy device
: Execution result
: Block memory start device
: Loop tag memory start device
J
R, ZR
Bit
S.PHPL S1
D1
Structured text language
ENO:=S_PHPL(EN,s1,s2,d1,d2);
: Bit
: Real data type
: Real data type
: Bit
: Array of any 16-bit data (0..2)
: Array of any 16-bit data (0..127)
\
U \G
Word
––
––
––
––
S2 D2
Zn Constant Other