Table of Contents
Advertisement
5. PROGRAMMING
*Changing the initial settings settings
ƒ C ƒ j ƒ V ƒ ƒ ƒ ‹ Ý ' è • Ï X
Initial settings change
*Temperature conversion enable/disable designation
CH.1 conversion enable
C H . 1• Ï Š · ‹ – ‰ Â
CH. 2 conversion enable
C H . 2• Ï Š · ‹ – ‰ Â
*Reading detected temperature/scaling value, detection of out-of-range measurement
* " _ ü • " • ª ‚ Ì ƒ v ƒ ƒ O ƒ ‰ ƒ € ‚ Í C ƒ C ƒ j ƒ V ƒ ƒ ƒ ‹ Ý ' è ‚ ð • Ï X ‚ · ‚ é ê ‡ ‚ Ì ‚ Ý • K — v ‚ Å ‚ · B
*The program within the dotted frame is necessary only when the initial setting is changed.
5-17
MELSEC-A
Pt100 cold junction compensation
Pt 100— â Ú " _ • â ž ‹ Ö Ž ~
disable flag(RY57)
ƒ t ƒ ‰ ƒ O i R Y57j
ƒ I ƒ t ƒ Z ƒ b ƒ g E ƒ Q ƒ C ƒ " ' l
Offset/gain value selection
' I ' ð ƒ t ƒ ‰ ƒ O i R Y77j
flag(RY77)
C H . 1‰ º Œ À ' l ( 0. 1Ž ' P ˆ Ê )
CH.1 lower limit value
i R W w 0j
(0.1 units)(RWw0)
C H . 1ã Œ À ' l ( 0. 1Ž ' P ˆ Ê )
CH.1 upper limit value
i R W w 1j
(0.1 units)(RWw1)
CH.2 lower limit value
C H . 2‰ º Œ À ' l ( 0. 1Ž ' P ˆ Ê )
(0.1 units)(RWw2)
i R W w 2j
CH.2 upper limit value
C H . 2ã Œ À ' l ( 0. 1Ž ' P ˆ Ê )
(0.1 units)(RWw3)
i R W w 3j
Turns ON initial data
ƒ C ƒ j ƒ V ƒ ƒ ƒ ‹ ƒ f [ ƒ ^ ˆ —
processing completion
Š ® — ¹ ƒ t ƒ ‰ ƒ O ( R Y78) ‚ ð O N
flag(RY78).
Writes to master station
ƒ } ƒ X ƒ ^ ‹ Ç ‚ Ö ' ž ‚ Ý
Turns OFF initial data
ƒ C ƒ j ƒ V ƒ ƒ ƒ ‹ ƒ f [ ƒ ^ ˆ —
processing completion
Š ® — ¹ ƒ t ƒ ‰ ƒ O ( R Y78) ‚ ð O FF
flag(RY78).
CH.1 sampling processing
C H . 1ƒ T ƒ " ƒ v ƒ Š ƒ " ƒ O ˆ — ^
/travel average processing
ˆ Ú " ® • ½ ‹ Ï ˆ — Ž w ' è ƒ t ƒ ‰ ƒ O
designation flag (RY08)
i R Y08j
CH.2 sampling processing
C H . 2ƒ T ƒ " ƒ v ƒ Š ƒ " ƒ O ˆ — ^
/travel average processing
ˆ Ú " ® • ½ ‹ Ï ˆ — Ž w ' è ƒ t ƒ ‰ ƒ O
designation flag(RY09)
i R Y09j
All CH.batch "K" type
' S C H . ˆ ê Š ‡ u K v ƒ ^ ƒ C ƒ v
thermocouple selection
" M " d ' Î ' I ' ð ƒ t ƒ ‰ ƒ O ( R Y50)
flag(RY50)
Pt 100— â Ú " _ • â ž ‹ Ö Ž ~
Pt100 cold junction
compensation disable
ƒ t ƒ ‰ ƒ O i R Y57j
flag(RY57)
Offset/gain value
ƒ I ƒ t ƒ Z ƒ b ƒ g E ƒ Q ƒ C ƒ " ' l
selection flag(RY77)
' I ' ð ƒ t ƒ ‰ ƒ O i R Y77j
Turns ON initial data
ƒ C ƒ j ƒ V ƒ ƒ ƒ ‹ ƒ f [ ƒ ^ Ý ' è
setting request flag(RY79).
— v ‹ ƒ t ƒ ‰ ƒ O i R Y79j ‚ ð O N
ƒ C ƒ j ƒ V ƒ ƒ ƒ ‹ ƒ f [ ƒ ^ Ý ' è
Turns OFF initial data
setting request flag(RY79).
— v ‹ ƒ t ƒ ‰ ƒ O i R Y79j ‚ ð O FF
Turns ON CH.1
C H . 1• Ï Š · ‹ – ‰ Â ƒ t ƒ ‰ ƒ O
CH.2 upper limit value
conversion enable
i R Y00j ‚ ð O N
flag(RY00).
(0.1 units)(RWw3)
Turns ON CH.2
C H . 2• Ï Š · ‹ – ‰ Â ƒ t ƒ ‰ ƒ O
Turns ON initial data
processing completion
conversion enable
i R Y01j ‚ ð O N
flag(RY78).
flag(RY01).
C H . 1‰ · " x Œ Ÿ o ' l
Reads CH. 1 detected
( 0. 1Ž ' P ˆ Ê ) ( R W r 0) ‚ Ì
temperature value
" Ç o ‚ µ
(0.1
units) (RWr0).
Reads CH. 1 scaling
C H . 1ƒ X ƒ P [ ƒ Š ƒ " ƒ O ' l
value (RWr8).
i R W r 8j ‚ Ì " Ç o ‚ µ
Turns ON Y91 at CH. 1
C H . 1' ª ' è " Í ˆ Í i ‰ º Œ À j
measurement range
(lower limit value) over.
ƒ I [ ƒ o Ž ž Y91‚ ð O N
Turns ON Y92 at CH. 1
C H . 1' ª ' è " Í ˆ Í i ã Œ À j
measurement range
ƒ I [ ƒ o Ž ž Y92‚ ð O N
(upper limit value) over.
C H . 2‰ · " x Œ Ÿ o ' l
Reads CH. 2 detected
( 0. 1Ž ' P ˆ Ê ) ( R W r 1) ‚ Ì
temperature value
(0.1
" Ç o ‚ µ
units) (RWr1).
C H . 2ƒ X ƒ P [ ƒ Š ƒ " ƒ O ' l
Reads CH.2 scaling
value (RWr9).
i R W r 9j ‚ Ì " Ç o ‚ µ
Turns ON Y93 at CH.2
C H . 2' ª ' è " Í ˆ Í i ‰ º Œ À j
measurement range
ƒ I [ ƒ o Ž ž Y93‚ ð O N
(lower limit value) over.
Turns ON Y94 at CH.2
C H . 2' ª ' è " Í ˆ Í i ã Œ À j
measurement range
ƒ I [ ƒ o Ž ž Y94‚ ð O N
(upper limit value) over.
Advertisement
Table of Contents
