27
IM 04L51B01-18EN
I/O Messages
Type Number Operationtype Instance ID Size Datatype
(GX/GP expandable I/O 6)
(GM sub unit 6)
6001 to 6050,
6101 to 6150
Producer 131 400 (4 x 100) INT32
6201 to 6250,
6301 to 6350
Producer 132 400 (4 x 100) INT32
6401 to 6450,
6501 to 6550
Producer 133 400 (4 x 100) INT32
Input/Output channel
(Continuous channel data 
area)*
0001 to 0010,
0101 to 0110,
0201 to 0210,
0301 to 0310,
0401 to 0410,
0501 to 0510,
0601 to 0610,
0701 to 0710,
0801 to 0810,
0901 to 0910
Producer 136 400 (4 x 100) INT32
Computation channel A001 to A100 Producer 137 400 (4 x 100) INT32
A101 to A200 147 400 (4 x 100)
Communication channel 
(Read/Write)
C001 to C100 Producer / 
Consumer
138 400 (4 x 100) INT32
C101 to C200 Producer / 
Consumer
139 400 (4 x 100) INT32
C201 to C300 Producer / 
Consumer
140 400 (4 x 100) INT32
C301 to C400 Producer / 
Consumer
141 400 (4 x 100) INT32
C401 to C500 Producer / 
Consumer
142 400 (4 x 100) INT32
- Configuration 195 0 -
- Producer / 
Consumer
196 0 -
*  The “continuous channel data area” is a special area that enables continuous reading by limiting 
the number of channels of each module to 10.
  For only the I/O channels on a GX/GP main unit or I/O channels on a GM main unit, this area 
can be used to read data consecutively.
• INT16
Acquiring the alarm information (status information) of each channel
Type Number Operationtype Instance ID Size Datatype
Alarm information of I/O 
channel
(GX/GP main unit)
(GM main unit)
0001 to 0050,
0101 to 0150
Producer 800 200 (2 x 100) INT16
0201 to 0250,
0301 to 0350
Producer 801 200 (2 x 100) INT16
0401 to 0450,
0501 to 0550
Producer 802 200 (2 x 100) INT16
0601 to 0650,
0701 to 0750
Producer 803 200 (2 x 100) INT16
0801 to 0850,
0901 to 0950
Producer 804 200 (2 x 100) INT16
(GX/GP expandable I/O 1)
(GM sub unit 1)
1001 to 1050,
1101 to 1150
Producer 805 200 (2 x 100) INT16
1201 to 1250,
1301 to 1350
Producer 806 200 (2 x 100) INT16
1401 to 1450,
1501 to 1550
Producer 807 200 (2 x 100) INT16
(GX/GP expandable I/O 2)
(GM sub unit 2)
2001 to 2050,
2101 to 2150
Producer 810 200 (2 x 100) INT16
2201 to 2250,
2301 to 2350
Producer 811 200 (2 x 100) INT16
2401 to 2450,
2501 to 2550
Producer 812 200 (2 x 100) INT16
(GX/GP expandable I/O 3)
(GM sub unit 3)
3001 to 3050,
3101 to 3150
Producer 815 200 (2 x 100) INT16
3201 to 3250,
3301 to 3350
Producer 816 200 (2 x 100) INT16
3401 to 3450,
3501 to 3550
Producer 817 200 (2 x 100) INT16
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