RACK MONITOR FOR SECURITY AND ENVIRONMENTAL MONITORING SYSTEM. THE RACK-MOUNTABLE APPLIANCE INCLUDES TEMPERATURE/HUMIDITY SENSOR WITH OTHER PORTS THAT ALLOW THIRD-PARTY SENSORS TO BE ADDED. THE APPLIALNCES INCLUDE ADDITIONAL PORTS THAT PROVIDE POWER TO OR ALLOW CONTROL OVER OTHER DEVICES. FOR A VOLTAGE NOT EXCEEDING 1,000v

GIR 1 & 6 TEXT TO HEADING 8537 10 CNENS TO 8537 10 91 HSENS 8537