... switch quantity and set data directly on the panel2) LCD Display: 192*64 pixels (3.7"), up to 500 ... LCDXMP3-18T-C10DI/8DO, transistor output, 3.7 inch blue touch screen LCDXMP3-18RT-C10DI/8DO, 4 channels ... -16R-E8DI/8DO, 8 relay output, 3.7 inch blue LCD; support RS485, 2CH pulse output, 2CH AB-phase ... 16T-E8DI/8DO, 8 transistor output, 3.7 inch blue LCD; support RS485, 2CH pulse output, 2CH AB-phase ...