User guide

7-7
M-4662
Specifications
1
2
3
4
5
6
7
App
Index
InputRegister(sharedwiththeModbusslavefunction)
• Common Items
• The client device can only read the input registers.
• The readout data does not include decimal place and unit information. Specify them
on the client device.
• External input channels are an RD-MV2000 option (/MC1).
• Details
InputRegister Data DataType
30001 Measured data of measurement channel 001 16-bit signed integer
| |
30048 Measured data of measurement channel 048
• There is no decimal place information.
31001 Alarm status of measurement channel 001 Bit string
| |
31048 Alarm status of measurement channel 048
• Register structure and alarm status values
2 1 4 3
4 bits 4 bits 4 bits 4 bits
4-bit value Meaning
0 No alarm
1 High limit alarm
2 Low limit alarm
3 Difference high limit alarm
4 Difference low limit alarm
5 High limit on rate-of-change alarm
6 Low limit on rate-of-change alarm
7 Delay high limit alarm
8 Delay low limit alarm
Alarm level
Alarm status
32001 Lower word of the computed data of
computation channel 101
32-bit signed integer
32002 Higher word of the computed data of
computation channel 101
| |
32119 Lower word of the computed data of
computation channel 160
32120 Higher word of the computed data of
computation channel 160
• Register structure
Channel 101 example
Higher word Lower word
Register 32002
Computed data of channel 101
Register 32001
• There is no decimal place information.
33001 Alarm status of computation channel 101 Bit string
| |
33060 Alarm status of computation channel 160
• Register structure and alarm status values: Same as those of measurement channels.
34001 Measured data of external input channel 201 16-bit signed integer
| |
34240 Measured data of external input channel 440
• There is no decimal place information.
• The data in these registers are the data in the MV external input channels. If linear
scaling is enabled, the values are those after linear scaling.
35001 Alarm status of external input channel 201 Bit string
| |
35240 Alarm status of external input channel 440
• Register structure and alarm status values: Same as those of measurement channels.
7.3 Modbus Protocol Specifications