The programmable relay PR200 is a multifunctional and user-friendly device in a plastic housing for DIN rail mounting as an alternative to the PLC. This mini PLC is available in different versions, depending on the power supply (24 V DC or 230 V AC) and the combination of the integrated inputs and outputs (digital, analogueue or their combination). This device has a programmable 2-line 32-digit LCD display. One or two RS485 interfaces are available as an option to implement Modbus communication either in master or slave mode. The device configuration and programming is done with the programming environment akYtec ALP via a mini USB connection. The software is available free of charge on the website of the manufacturer akytec.de.Uses: · Building automation· Indoor and outdoor lighting, window lighting, access systems· Technical equipment such as pumps, fans, compressors, presses· Conveyor and filling systems· Lifting equipment, etc.Functions and properties: · Up to integrated 8DI + 8DO + 4AI + 2AO + LCD + 2xRS485 in one device· Connection of sensors with 4-20 mA or 0-10 V, as well as resistance sensors, PTC, KTY thermistors and high-resistance thermometers (Pt1000)· Two 4-20mA outputs· Control of the outputs according to the input status and the logic of the user application· Configuration with the function keys or via the ALP software· Comprehensive programming of the LCD display · 2 programmable LEDs · master and/or slave in a Modbus network · Real-time clock · Support for various extensionsThis text is machine translated.