Comparator value (p.v. value), 2 i/o communication, Co mm u ni c a ting w ith t he g t 2 s er ie s – KEYENCE DL-DN1 User Manual
Page 40
3-2 I/O Communication
3-10
- DeviceNet Compatible Network Unit DL-DN1 User’s Manual (GT2) -
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Comparator Value (P.V. Value)
The assigned positions for comparator values vary with different operating modes.
For details of communication methods, see
"Reading comparator values (P.V.
values) from sensor amplifiers" (page 3-18).
If the calculation setting is set to the calculation mode and the appli-
cation is set to other than standard difference, the main unit cannot
read the comparator value (P.V. value). Both the main unit and the
expansion unit read the raw value (R.V. value).
When you read the comparator value (P.V. value) from the main unit,
use explicit messaging or the calculation-only mode.
"3-output + current value" mode
IN area
n: The first device number assigned to the DL-DN1
Point
Device (DEC)
Name
Bit 7
Bit 6
···
Bit 1
Bit 0
No extended
mode
External
input
External input +
Bank change
External input +
Setting value rewrite
Bit 15 Bit 14
···
Bit 9
Bit 8
n+4
n+7
n+9
n+11
Comparator value
property
ID08
ID07
···
ID02
ID01
Reserved ID15
···
ID10
ID09
n+5-6
n+8-9
n+10-11
n+12-13
Comparator value ID01
Outputs the current value of sensor
amplifi er (ID**).
(4-byte signed integer)
Occupies a memory area proportional
to the number of connected sensor
amplifi ers.
n+7-8
n+10-11
n+12-13
n+14-15
Comparator value ID02
n+9-10
n+12-13
n+14-15
n+16-17
Comparator value ID03
n+11-12
n+14-15
n+16-17
n+18-19
Comparator value ID04
n+13-14
n+16-17
n+18-19
n+20-21
Comparator value ID05
n+15-16
n+18-19
n+20-21
n+22-23
Comparator value ID06
n+17-18
n+20-21
n+22-23
n+24-25
Comparator value ID07
n+19-20
n+22-23
n+24-25
n+26-27
Comparator value ID08
n+21-22
n+24-25
n+26-27
n+28-29
Comparator value ID09
n+23-24
n+26-27
n+28-29
n+30-31
Comparator value ID10
n+25-26
n+28-29
n+30-31
n+32-33
Comparator value ID11
n+27-28
n+30-31
n+32-33
n+34-35
Comparator value ID12
n+29-30
n+32-33
n+34-35
n+36-37
Comparator value ID13
n+31-32
n+34-35
n+36-37
n+38-39
Comparator value ID14
n+33-34
n+36-37
n+38-39
n+40-41
Comparator value ID15