Dear Sir/Madam, Usage:Industrial Theory:temperature data logger Accuracy:+-(0.2%FS+1)digit Temperature range:-200 to 1300 degC Item Name:8 Channels Ethernet TCP/IP Paperless Recorder Universal input:T.C. , pt100 RTD, mV, V, mA Size:195x145x60.5mm Data transfer:USB drvier, TF Card for further download Communication 1:RS485 communication, MODBUS-RTU protocol Communication 2:Ethernet communication, TCP-IP protocol Relay:max. 8 relay output Approval:CE, ROHS, ISO9001-2008 Show More