Features OP320-A is a small man-machine interface, mainly used with various kinds of PLC (or intelligent controller with communication port). Monitor and modify the values and state of the internal registers or relays of the PLC in the form of text or indicator light so that the operator can control the equipment freely. Make pictures on the computer by editing software TP200CN, input Chinese characters freely and set PLC address, use serial communication to download the screen. Communication protocol and screen data are downloaded to the display without PLC writing communication program.With background light STN liquid crystal display, 24 English characters x 4 lines, that is, 12 Chinese characters x 4 lines. Made of ABS material original and imported chip, good Anti-shock and stable working performance.It has password protection, has alarm list function, line by line real-time display current alarm information. Specification:Model: OP320 - A Display size: 3.7 inches Display type: LCD screen Display color: monochrome Resolution: 192 x 64 pixels Brightness:60cd/m2 Processor: 8-bit processor Memory: 64 KB Flash ROM Input method: keyboard input Communication port: COM1:PC RS232, PLC S485/RS232 Function button: 20 self-defined Power off allowed: 20ms Power supply :12~24V (V) ±10% <150mA Anti-interference test: voltage 1500v, p-p pulse cycle 1us, continuous 1S Pressure test: 500vAC 1 min Insulation resistance: >10MΩ Shockproof test: 10~25Hz Protection grade: IP65 Working temperature: 0 ~ 50 ℃ Working environment humidity: 20~90%RH Storage temperature: d-20 ~70℃ Shell material: engineering plasticsDisplay size: 101*36mm/4*1.4in Mounting hole size: 165*86mm/6.5*3.4in Size:172*94*30mm/6.8*3.7*1.2inWeight: Approx.338g/11.9oz Package list:1 x Text Display 4 x Mounting Bracket 1 x Power Cord Terminal 1 x Download Cable Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List