MODEL: R3-PA8
EXTERNAL VIEW
■ FRONT VIEW
RUN LED
■ SIDE VIEW
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Status Indicator LED
ERR LED
1
2
3
4
5
6
7
8
9
10
Functions
11
12
13
14
15
16
17
18
19
20
SW3
Count Setting
from Host PC/PLC
4
Count Reset Input
3
2
1
Count Reset
ON
Set the Count Reset SW to OFF to start counting.
COUNTER SETTING FROM HOST PC/PLC
■ COUNTER RESET
(Available for R3-NC1, R3-NC3, R3-NE1, R3-NMx, R3-NDx, R3-NFL1, R3-NP1, R3-NML3 (Firmware version 2.00 or later,
R3-NM3: Firmware version V1.00 or later))
Setting SW3-4 OFF and turning power on enable the function.
The bits indicating the channels to reset counter are allocated in the !rst word from host PC/PLC.
When these bits are changed from 0 to 1, the counter is reset. When it is con!rmed that the counter is reset, return to 0.
Notice that if the bit remains at 1, the next reset will not work.
15
0
Count reset CH.1
Count reset CH.2
Count reset CH.3
Count reset CH.4
Count reset CH.8
Unused
Unused
■ COUNTER PRESET
(Available in combination with R3-NE1, R3-NMx (Firmware version 2.00 or later, R3-NM3: Firmware version V1.00 or later), and
R3-PA8 displayed ‘SW3-4 RESET/PRESET’ on the right side)
Setting SW3-4 ON and turning power on enable the function.
Write the preset value to the Holding Resisters, which has same address as the Input Resisters.
• Input Resisters
• Holding Resisters
Address
n+0
Address
n+0
Preset value of Input 1
Preset value of Input 2
Input 1
Input 2
n+1
n+1
n+2
n+2
n+3
n+3
n+14
n+15
n+14
n+15
Preset value of Input 8
Input 8
R3-PA8 SPECIFICATIONS
ES-8457 Rev.10 Page 3/5
https://www.m-system.co.jp/