MainFeatures2个***32位计数器2500VRMS隔离可编程数字滤波器非隔离输入可编程阀值2通道数字输出或高/低警报计数器预设选择ADAM-4080/4080D这款计数器/频率输入模块，有两个32位计数器（计数器0和计数器1），其中的嵌入式可编程定时器用于频率测量。这些低成本***的模块让您在测量时能够检测计数器/频率数据。ADAM-4080-DEDisplayLEDIndicatorsPowerPowerSupplyPowerRequirement10~30VDCDigitalI/OFrequencyInput2independentcounters(32-bit+1-bitoverflow,5~50kHz)GeneralWatchdogTimerSystem(1.6second)Connector2xplug-interminalblock(#14~22AWG)Temperature(Operating)-10~70°C(14~158°F)Humidity5~95%RHTemperature(Storage)-25~85°C(-13~185°F)InterfaceRS-485IsolationProtection2,500VRMSCommunicationProtocolASCIIcommandCommunicationSpeedSerial:From1,200to115.2kComm.DistanceSerial:1.2kmDataFlowControlYesDigitalOutputChannels2Opencollectorto30V,30mAmax.loadPowerDissipation300mWforeachchannel)