
Schneider Electric HMISTU655 Harmony STU 3.5 inch colour touch panel screen with Ethernet. Schneider Electric HMISTU655 is a Harmony STO and STU small panel with a 3.5 inch QVGA TFT colour touchscreen, 320 x 240 pixels, 65536 colours and a 50000 hour backlight with 16 brightness levels. It runs on 24 V DC (limits 20.4...28.8 V) and consumes 6.5 W. The unique feature of HMISTU655 is its two-part design: the front display fits a standard 22 mm diameter hole, so it can replace a pilot light position on an existing panel door. Connectivity includes a COM1 RS232C/RS485 serial link on a female RJ45 up to 115.2 kbit/s, an Ethernet RJ45 port, USB 2.0 type A and type mini B, with Modbus, Modbus TCP/IP, Uni-TE and third-party protocols. Memory is 16 MB application and 64 kB data backup; software is Vijeo Designer. The front is IP65 and the rear IP20, operating 0 to 50 C. Popular for pump skids, packaging machines and water treatment kiosks in Egypt and the GCC. Ask Indumarket to quote HMISTU655.