Modbus RTU
Ko te Modbus RTU he kawa whakawhitiwhiti raupapa e hangai ana ki te atanga taputapu RS-485.
Ka whakamahia e ia te waehere rua mō te tino whai huatanga.
Ngā reiti whakawhiti noa: 9600, 19200, 38400, 57600, 115200 bps.
Te hoahoanga rangatira-pononga: kotahi te rangatira, maha ngā pononga.
Te tawhiti whakawhitiwhiti kōrero: tae atu ki te 1200 mita (me te pūrua RS‑485).
Ngā whakamahinga noa: ngā taputapu parae, ngā pūoko, ngā PLC, ngā mita taumata, ngā mita rere.
Ngā Painga:
Waea māmā, utu iti
Pūmau i roto i ngā taiao mara ahumahi
He whānuitia te tautokona e ngā taputapu ahumahi
Ngā ngoikoretanga:
Te tawhiti poto o te whakawhitiwhiti kōrero
He iti te tere ki te whakataurite ki te Ethernet
Kāore i te pai mō ngā pūnaha whatunga nui
Modbus TCP
Ko te Modbus TCP he kawa Modbus e ahu mai ana i te Ethernet e rere ana i runga i te TCP/IP.
E whakamahi ana i te atanga Ethernet paerewa (RJ45).
Whakawhitiwhiti kōrero mā te tauranga TCP paerewa: 502.
Tere tere, tawhiti roa, ā, ka taea te whakawhanui mā roto i ngā pana/pouara.
Ka taea te hono i ngā taputapu maha mā te whatunga.
Ngā Painga:
Te tere whakawhitiwhiti kōrero teitei
Tawhiti tuku roa
He ngāwari te whakauru ki ngā rorohiko SCADA, DCS, me ngā rorohiko o runga ake nei
He pai mō te aroturukitanga nui me te aroturukitanga mamao
Ngā ngoikoretanga:
Te utu taputapu teitei ake
Me whirihora te whatunga (IP, whatunga iti, kuwaha)
Whakarāpopototanga Whakataurite
Modbus RTU: Raupapa (RS485), tawhiti poto, utu iti, e whakamahia whānuitia ana i roto i ngā taputapu parae.
Modbus TCP: Ethernet, tere teitei, tawhiti roa, e whakamahia ana i roto i ngā whatunga ahumahi me ngā pūnaha o runga.
Wā tuku: Maehe-17-2026