Haier AV16NMVERA Design Manual - Page 110

13. Management system H-CACS 1. General information This management system suits for MRV II series air conditioner. 1.1 Gateway(Model:iGU01) Function:Communication BUS for indoor &Outdoor ,adopt the running status parameters,transmit the control signal .And convert the comminucaition protocal from Homebus to LONKWORKS .Each system need one set ,that is the gateway quantity equals to Inverter outdoor unit quantity and every gateway can connect max. 40 sets of indoor in one system. 1.2 Network server(Model:iSERVER) Function:Convert the communication protocol from Lonwokrs to TCP/IP. Each Network server can connect 256 management ports(Each indoor unit ,outdoor unit is regarded as one management port) in theory ,But in fact ,the system can not be more than 200 management ports, and each management system can connect 4 sets network server maximum by HUB. 1.3 Network side software:Each software can control 20000 sets parameter ports 1.4 PC, HBU, internet wire, electric box, pulse ammeter are common devices, which will not be supplied by Haier and be purchased by the distributor or the buyer. Herein, PC is the engineer computer or the server with the current standard configuration. HUB is required with the enough ports. Pulse ammeter is required with high precision. For example: 10 sets of indoor (20HP), 20 sets of indoor (30HP), 30 sets of indoor (40HP), MRV II outdoor. To realize monitor, control and count function. The required devices are as follows: 3 gateways; 3 pieces of communication wire, one internet server, one set of network side software, internet wire, one set of PC. 110 G R U P A d.o.o.