... reaching alarmthresholds, marker state change, counters and clocks.In particular, x-Messenger shall possess industrial design,practical ... supported*Data logging ( SD card socket built-in/optional accessory)specification Model: EXM-6DC-PT100-RIntegral ... alarming:noWebcam Interface:noEthernet:noData logging:optionalInterface:1 B-type USB ,1 RS232 & 1 RS485Communication protocol:Modbus ...