ModelsM-7054M-7054DM-7054PM-7054PDUniversalDigitalInput/OutputChannels16-channelIsolatedUniversalDigitalInput/Output(ConfigurableviaWireConnection)DigitalInputDryContactONVoltageLevelClosetoGNDOFFVoltageLevelOpenCountersMax.Count16-bit(0~65535)Max.InputFrequency100HzMin.PulseWidth10msOvervoltageProtection&plu***n;35VDC&plu***n;60VDCDigitalOutputOutputTypeSinkMax.LoadCurrent100mA500mALoadVoltage+5~30VDC+5~50VDCOvervoltageProtection-60VDCOverloadProtection-YesShortCircuitProtection-YesPower-onValueYes,ProgrammableSafeValueYes,ProgrammableModelsM-7054M-7054DM-7054PM-7054PDCommunicationInterfaceRS-485RS-485BiasResistorNo(UsuallysuppliedbytheRS-485Master.Alternatively,addatM-SG4orSG-785)FormatN,8,1BaudRate1200to115200bpsProtocolModbusRTU,DCONDualWatchdogYes,Module(1.6Seconds),Communication(Programmable)LEDIndicator/DisplaySystemLEDIndicatorYes,1asPower/CommunicationIndicatorI/OLEDIndicator-Yes-Yes7-SegmentLEDDisplay-IsolationIntra-ModuleIsolation,Field-to-Logic3750VDCEMSProtectionESD(IEC61000-4-2)&plu***n;4kVContactforeachTerminal&plu***n;8kVContactforeachTerminal&plu***n;8kVAirforRandomPoint&plu***n;16kVAirforRandomPointEFT(IEC61000-4-4)&plu***n;4kVforPowerLineSurge(IEC61000-4-5)-&plu***n;3kVforPowerLinePowerReversePolarityProtectionYesInputRange+10~+30VDCC***umption1.2W1.3W1.2W1.3WMechanicalDimensi***(LxWxH)123mmx72mmx35mmInstallationDIN-RailorWallMountingEnvironmentOperatingTemperature-25to+75°CStorageTemperature-40to+85°CHumidity10to95%RH,Non-condensing)