936
edits
Changes
added more Modbus information
== Modbus control ==
== Modbus control ==
DZB300 manual applies to DZB312 for Modbus information.
=== VFD parameters ===
In the DZB312 series manual:
* [https://www.cncwiki.org/images/f/f9/Fuling_DZB312_Series_Carving_Machine_Inverter_User_Manual.pdf#page=10 Page 10] (17 in the PDF) gives the parameter list
Here are the ones relevant for Modbus control:
{| class="wikitable"
! Function Code
! Serial No.
! Default Value
! Required Value
! Description
|-
| F0.01
| 1
| 1: terminal
| 2: RS-485
| run command source
|-
| F0.03
| 3
| 1: AVI
| 6: RS-485
| frequency command source
|-
| F3.03
| 81
| 0: only keypad
| 2: keypad and RS-485
| stop function sources
|-
| F4.11
| 108
| 0
| ?
| fault automatic reset number
|-
| F4.18
| 115
| 0: keypad (F4.19)
| 3: RS-485
| PID setpoint source
|-
| F4.20
| 117
| 0: reserved
| 3: RS-485
| PID feedback source
|-
| F6.00
| 142
| 1
|
| RS-485 Modbus slave address
|-
| F6.01
| 143
| 3: 9,600 bps
|
| RS-485 Modbus baudrate
|-
| F6.02
| 144
| 0: N, 8, 1
|
| RS-485 Modbus parity/data-width/stop-bits
|-
| F6.03
| 145
| 5
|
| RS-485 Modbus response delay (ms)
|-
| F6.04
| 146
| 0.0 (invalid)
| 2.0 (2 seconds)
| RS-485 Modbus timeout (s)
|-
| F6.05
| 147
| 1: continue without alarm
| 2: stop with alarm (only when in RS-485 mode)
| RS-485 Modbus error handling
|-
| F6.06
| 148
| 0: respond to writes
| 0: respond to writes
| RS-485 Modbus write response
|}
=== Modbus registers ===
In the DZB300 series manual (which also applies to DZB312 series):
* [http://www.chinafolinn.com/uploads/image/20200602/5ed6233f8b4eb.pdf#page=49 Page 49] (91 in the PDF) describes the Modbus protocol (should be standards compliant)
* [http://www.chinafolinn.com/uploads/image/20200602/5ed6233f8b4eb.pdf#page=53 Page 53] (100 in the PDF) has the register address map
== PDFs ==
== PDFs ==