Eight10/100BaseTXCopperPortswithM12D-CodedFemale4PinConnectors 非管理型ip67工业等级金属外壳 protected AgainstLOW/highpressurewaterjetsandtemporaryimmersioninwater totallyprotectedagainstdustingress 尺寸：6.1'h*6.7'w*1.8'd -40C到70c 操作温度 supportsupto2,000macaddresses full/halfduplexoperationautosensingspeedandflowcontrol esd protectiondiodesonallportssurgeprotectiondiodesonpowerinputs redundantpowerinput10-30vdc,250mA@24v