Daikin Microtech III — настройка и восстановление Modbus для ECM моторов [25/100]

Daikin Microtech III [25/100] Description of operation
12. Click on the “Modbus Status” menu.
13. With the ECM motor wired correctly and communicating,
the SF MB status will show “OK” all other MB status will
show “Fault”. If SAF, RF/EF,OF,ER status show “Fault”
then verify wiring connections and 3-phase power only
on the ECM being addressed.
14. Click on the “ECM Cong” menu
SF MB Status = Supply Fan Modbus
RF MB Status = Return Fan Modbus
ER MB Status = Energy Recovery Modbus
OF MB Status = Outdoor Fan Modbus
15. Set “ECM cong” to
SetAdd1 for SAF Fan
SetAdd2 for RF/EF Fan
SetAdd3 for Energy Recovery Wheel
SetAdd4 for Outdoor/condenser fans
SetAICtl for 0-10VDC Analog Control
16. The controller will revert back to the “ECM Cong” menu
but now the SF MB Status will show fault while the RF/
EF OF or ER, MB Status will show OK.
17. Click on the middle rectangular button to go back to the
main menu.
18. Click on the “Unit Conguration” menu and set the
SAF,RF/EF type back to the original settings.
19. Scroll up and set “Apply changes” to yes.
20. Reset MMPs or replace fuses for all components turned
OFF in step 1. Modbus status for all components should
now say “OK”
Restoring ECM Adressing To Default
WARNING
Do not disconnect all ecm motor wiring as they would lose
their address by doing so.
Use these steps to restore the ECM settings back to default
(Address 1) if set incorrect or to change functions of the
exhaust fan between master/slave control.
1. Enter level 2 Password of 6363. Scroll down to “Control
Mode” and set it to “OFF”.
2. Turn the unit disconnect OFF.
3. Remove the Modbus communication wiring only o the
ECM needing to be re-addressed. Remove only the
wires easily accessible from one of the 2 steps below.
a. Remove RSA and RSB within the motor junction
box or...
b. The Modbus wires from terminal A+ and B- at the
MicroTech controller.
4. Power the unit back on and wait till the main menu
appears.
5. Follow “Addressing ECM Motors” section to re-address
the motor to the appropriate type.
Description of Operation
www.DaikinApplied.com 25 IM 919-4 • MICROTECH III CONTROLLER

Содержание

Узнайте, как правильно настроить и восстановить адресацию ECM моторов с помощью Modbus. Следуйте пошаговым инструкциям для устранения неполадок и настройки.

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