OJ Electronics Air2 EXT Manuel D'instructions page 16

Fig. 6 - Modbus register
Address:
Slave ID: 0x70 – 0x7F (depending on encoder setting)
Coil Stat Bits:
0x01: Read
0x05: Write Single Coil (NOTE: ON => output value = 0xFF00)
0x0F: Write Multiple Coils
Register Address Function
1 0 Relay 1
2 1 Relay 2
3 2 LED 1 (green)
4 3 LED 2 (red)
Input Stat Bits:
0x02: Read
Register Address Function
1 0 DigiIn1 state
2 1 DigiIn2 state
3 2 Sensor 1 Alarm
4 3 Sensor 2 Alarm
Holding Registers:
0x03: Read
0x06: Write Single
0x10: Write Multiple
Register Address Function
1 0x0000 0 - 10V Out 1
2 0x0001 0 - 10V Out 2
Input Registers:
0x04: Read
Register Address Function
1 0x0000 SW Version
2 0x0001 Analog In 1
3 0x0002 Analog In 2
4 0x0003 Sensor 1
5 0x0004 Sensor 2
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Range Resolution
0 – 1 1 = on
0 – 1 1 = on
0 – 1 1 = on *
0 – 1 1 = on *
Range Resolution
0 – 1 1 = Hi
0 – 1 1 = Hi
0 – 1 1 = alarm
0 – 1 1 = alarm
Range Resolution
0 – 10000 0.001
0 – 10000 0.001
Range Resolution
0 - 65535 0.01
0 - 1000 0.01
0 - 1000 0.01
-4000 - 10000 0.01
-4000 - 10000 0.01
^ K
OJ ELECTRONICS A/S
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