Dresser CD – Universal Instrument Drive Assembly

The Dresser CD (Counter with Instrument Drive) is designed to support accurate, mechanically driven remote data collection for gas metering applications. The integrated Universal Instrument Drive (ID) Assembly adapts directly to Dresser CTR and TC accessory units, enabling seamless installation of chart recorders, correctors, or other instrumentation devices that require volume displacement data.

With a rugged design and virtually maintenance-free operation, the CD assembly is a reliable solution for capturing precise gas flow measurements in the field.

Key Benefits

• Mechanically driven data output enables integration with chart recorders or volume correctors

• Compatible with Dresser CTR and TC accessories

• Supports accurate gas volume measurement at the meter

• Permanently lubricated for long life and reduced maintenance

• Weather-resistant, durable construction for outdoor applications
   

Features

• Universal ID Assembly fits all Series B meters from 8C to 56M

• One rotation of the instrument drive corresponds to a specific displaced volume

• Enables remote or automated volume recording via mechanical linkage

• Modular, quick-change design reduces downtime and inventory costs

• Durable cover with improved sealing and environmental protection
   

Applications

• Gas distribution networks requiring mechanical volume recording

• Integration with SCADA systems, correctors, or chart recorders

• Utility environments with demanding weather or operational conditions
   

Construction & Compatibility

• Mounts to Dresser CTR and TC accessory units

• Designed for Dresser Series B meters (8C–56M)

• Available with optional factory pre-installed magnets for additional pulse modules