Overview
The Copley DFM-1893 flowmeter is a precision instrument designed for accurate flow rate measurement in laboratory and industrial testing environments. This model operates at 5VDC with a maximum current draw of 0.4A and features a flow range of 10–35 units (as specified by the manufacturer designation). The DFM-1893 is built for reliability in pharmaceutical, chemical, and research applications where consistent flow monitoring is critical.
Key Features
- Compact design suitable for bench-top and integrated systems
- Low power consumption at 5VDC, 0.4A rating for battery or low-voltage supply compatibility
- Flow range specification: 10–35 (manufacturer units)
- Manufactured by Copley Instruments, a leader in precision measurement equipment
- Used condition, fully functional and ready for deployment
Technical Specifications
- Manufacturer: Copley Instruments
- Model Number: DFM-1893
- Input Voltage: 5VDC
- Power Consumption: 0.4A
- Power Rating: 2W
- Flow Range: 10–35
- Condition: Used, fully functional
- SKU: D-2-6-100
Typical Applications
The Copley DFM-1893 is suited for:
- Pharmaceutical inhaler testing and drug delivery analysis
- Laboratory flow rate validation and calibration
- Process monitoring in small-scale chemical and biotech operations
- Research and development environments requiring precise flow data
- Equipment integration in automated test benches
Compatibility & Replacements
Compatible With
- 5VDC regulated power supplies and low-voltage control systems
- Laboratory test benches and analytical equipment
- Copley Instruments inhaler testing systems and ancillary equipment
- Industrial process monitoring and automation platforms
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. The DFM-1893 is a direct component for Copley systems; specific model replacements should be confirmed with the original equipment documentation.
Works With
- Analog signal conditioning and data acquisition systems
- Laboratory information management systems (LIMS)
- Industrial process control and supervisory systems
- Standard 5VDC control logic and PLC interfaces




