● Product Name : MCGS HMI
● MCGS brand HMI, as the most widely used HMI device in China,Good screen quality, very cost-effective, supports communication with various brands of PLCs.
1. Universal protocol support 
Modbus RTU/ASCII: Compatible with the vast majority of branded PLCs.
Modbus TCP: PLC supporting Ethernet communication.
OPC UA/DA: Connected through brand OPC Client
2. The following are more specific common supported PLC brands and communication protocols:
(1). Siemens
S7-200/S7-200 SMART: Supports PPI protocol and Modbus RTU (slave).
S7-300/400: via MPI, PROFIBUS-DP protocol.
S7-1200/S7-1500: Supports Ethernet communication (S7 protocol Modbus TCP）.
LOGO! Supports Modbus RTU or PPI.
(2). Mitsubishi
FX series: Supports FX programming port (RS422) and FX3U/3G Ethernet module (MC protocol).
Q/L series: Supports MELSEC-Q/L protocol (via serial port or Ethernet).
IQ-R series: Supports MC protocol and SLMP protocol.
(3). Omron
CP1E/CP1H/CJ/CS series: Supports Host Link protocol and FINS protocol (serial or Ethernet).
NX/NJ series: Supports EtherNet/IP, FINS/TCP.
(4). Rockwell (AB)
MicroLogix/CompactLogix: Supports DF1 protocol (serial port) EtherNet/IP.
ControlLogix: communicates through EtherNet/IP.
(5). Schneider
Modicon M218/M241: Supports Modbus TCP/RTU.
Premium/Quantum: Supports Unity protocol Modbus.
(6). Delta
DVP series: Supports Modbus RTU (serial port) and ASD protocols.
AH500 series: Supports Modbus TCP.
(7). XINJE
XC/XL series: Supports Xinjie dedicated protocol or Modbus RTU.
(8). Inovance
H2U/H3U series: Supports Modbus RTU and Huichuan specific protocols.
AM/AX series: Supports Modbus TCP.
(9). Panasonic
FP-X/FP0R series: Supports MEWTOCOL protocol (serial or Ethernet).
Note: Other brands use universal protocol connections