Features OP320-A is a small human-machine interface mainly used with various types of PLC (or intelligent controller with communication port). Monitor and change the values ​​and status of the PLC's internal registers or relays in the form of text or indicator light, allowing the operator to freely control the device Create images on computer with TP200CN editing software, input Chinese characters freely, set PLC address and download screen via serial communication Communication protocol and screen data are downloaded to the display without the PLC writing a communication program Made of original ABS material and imported chip, good anti-shock and stable working performance Specification: Model: OP320 - A. Display size: 3.7 inches Display Type: LCD Screen Display color: Monochrome Resolution: 192 x 64 pixels Brightness: 60 cd/m² Processor: 8-bit processor Memory: 64KB Flash ROM Input method: keyboard input Communication port:COM1: PC RS232, PLC S485/RS232 Function key: 20 self-defined Switching off allowed: 20ms Power supply: 12 ~ 24 V (V) ± 10% 10 MΩ Shockproof test: 10 ~ 25Hz Protection class: IP65 Working temperature: 0 ~ 50°C. Humidity in the working environment: 20 ~ 90% RH Storage temperature: d-20 ~ 70°C. Shell material: engineering plastics Display size: 101 * 36 mm Mounting hole size: 165*86mm/6.5*3.4in Size: 172*94*30mm/6.8*3.7*1.2in Weight:Approx. 338g Package list: 1 x text display 4 x Mounting Bracket 1 x Power Cable Connector 1 x Download Cable Package List