2-4
Section
IR and DM Areas
18
For normal mode, set the operation mode switch on the rear panel of the Unit as
shown in the following diagram.
The allocation of IR words and bits is shown in the following table.
I/O
Word
Bits
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Output
(CPU to
n
Not used.
Peak value function inputs
(CPU to
Unit)
8
7
6
5
4
3
2
1
Input
(U i
n+1
Input 1 conversion value
p
(Unit to
CPU)
16
3
16
2
16
1
16
0
CPU)
n+2
Input 2 conversion value
n+3
Input 3 conversion value
n+4
Input 4 conversion value
n+5
Input 5 conversion value
n+6
Input 6 conversion value
n+7
Input 7 conversion value
n+8
Input 8 conversion value
n+9
Error code
Disconnection detection inputs
16
1
16
0
8
7
6
5
4
3
2
1
Note
For the IR word addresses, n = 100 + 10 x unit number.
For Units #A to #F (10 to 15), n = 400 + 10 x (unit number – 10).
Set Values and Stored Values
Item
Contents
Peak value function
0:
Do not use.
1:
Use peak value.
Conversion value
16-bit binary data
Disconnection detection
0:
No disconnection
1:
Disconnection
Error code
Two digits, hexadecimal (00 for no error)
The disconnection detection function can be used when the input signal range is
set for 1 to 5 V (4 to 20 mA).
Input signal range
Voltage/current
1 to 5 V
0.3 V max.
4 to 20 mA
1.2 mA max.
Allocation for Normal
Mode
