33 00 00 Utilities
33 09 00 Instrumentation and Control for Utilities
33 09 01 Utility Meter Registers 33 09 01.13 Mechanical Registers 33 09 01.23 Pulse Registers 33 09 01.33 Encoder Registers 33 09 02 Touch-based Utility Meter Reading Equipment 33 09 03 Handheld Radio Frequency Utility Meter Reading Equipment 33 09 04 Mobile Radio Frequency Utility Meter Reading Equipment 33 09 05 Fixed-Network Radio Frequency Utility Meter Reading Equipment 33 09 06 Satellite Radio Frequency Utility Meter Reading Equipment 33 09 07 Power Line Communication Utility Meter Reading Equipment 33 09 08 Wireless Local Area Network Utility Meter Reading Equipment 33 09 09 Meter Data Acquisition and Hosting Software 33 09 10 Instrumentation and Control for Water Utilities 33 09 30 Instrumentation and Control for Sanitary Sewerage Utilities 33 09 40 Instrumentation and Control for Stormwater Utilities 33 09 50 Instrumentation and Control for Hydrocarbon Utilities 33 09 53 Leak Detection for Hydrocarbon Systems 33 09 60 Instrumentation and Control for Hydronic and Steam Energy Utilities 33 09 70 Instrumentation and Control for Electrical Utilities 33 09 80 Instrumentation and Control for Communications Utilities