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ELF /D Series
Dual Analog Output Electronic Low Flow Measurement Station
Technical Manual - For ELF /D Series
Thermal Dispersion Airflow Measurement
Thermal Dispersion Airflow Measurement Technology
Installation, Operation and Maintenance Technical Manual
ELF /D Series
Dual Analog Output Electronic Low Flow
Airflow and Temperature Measurement Station
/D Series
For the following models:
ELF-XXXX/D00: DUAL 0-10/2-10VDC ANALOG OUTPUT (FLOW & TEMP) WITH FLOW INTEGRATION
ELF-XXXX/D01: DUAL 0-5/1-5VDC ANALOG OUTPUT (FLOW & TEMP) WITH FLOW INTEGRATION
ELF-XXXX/D02: DUAL STAEFA EQUIVALENT OUTPUT (FLOW & TEMP) WITH FLOW INTEGRATION
ELF-XXXX/D03: DUAL 0-10/2-10VDC ANALOG OUTPUT (FLOW & TEMP) AND NO FLOW INTEGRATION
ELF-XXXX/D04: DUAL 0-5/1-5VDC ANALOG OUTPUT (FLOW & TEMP) AND NO FLOW INTEGRATION
Document Name: TM_ELF-D_R1F
Part Number: 930-0190
EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com
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Table of Contents
Related Manuals for Ebtron ELF/D Series
Summary of Contents for Ebtron ELF/D Series
- Page 1 ELF-XXXX/D03: DUAL 0-10/2-10VDC ANALOG OUTPUT (FLOW & TEMP) AND NO FLOW INTEGRATION ELF-XXXX/D04: DUAL 0-5/1-5VDC ANALOG OUTPUT (FLOW & TEMP) AND NO FLOW INTEGRATION Document Name: TM_ELF-D_R1F Part Number: 930-0190 EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com...
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Page 2: Table Of Contents
Figure 1. EBTRON ELF/D Electronic Low Flow Measurement Station ....... . -
Page 3: Overview
Minimum analog output is 30 mV. EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com... -
Page 4: Specifications
For a 9 inch duct, dual 0-10/2-10VDC analog output with flow integration filter and an aluminum probe, specify order code ELF-0900/D00. EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com... -
Page 5: Elf Placement
See separate diagrams for VAV box applications. Consult EBTRON for applications not indicated in the diagrams. Figure 2. ELF Minimum Placement Requirements Guide EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com... -
Page 6: Elf Installation
Mounting Bracket Detail View ELF Sensor Probe/Transmitter Detail Views Figure 3. ELF Installation Dimensions EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com... -
Page 7: Figure 4. Elf/D Probe Typical Applications
Of VAV box transition This application is not recommended for VAV boxes with electric reheat. Figure 4. ELF/D Probe Typical Applications EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com... -
Page 8: Elf/D Preparation For Use
The ELF requires a power source capable of providing 22.8 to 26.4 VAC at 5 VA. Connect 24VAC power between the red wire and black wire as shown in Figure 5. EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com... -
Page 9: Elf/D Analog Output Connections
FOR ELF /D01 AND /D04 VERSIONS, SET SW2 ON (FOR 1-5VDC OUTPUT) AND SELECT R1=250 OHMS. Figure 5. ELF/D Power and Signal Wiring Interconnections EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com... -
Page 10: Elf/D Analog Output Configuration Options (Config Sw1 - Sw4)
0.5 Iwc 0.25 Iwc 0.15 Iwc 0.05 Iwc BOLD TYPEFACE INDICATES FACTORY DEFAULT SWITCH SETTINGS Table 1. ELF/D CONFIG Switch Settings EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com... -
Page 11: Elf/D Initial Start Up / Normal Operation
EBTRON’s Terms and Conditions of Sale. Defective equipment shall be shipped back to EBTRON, freight pre-paid, for analysis. EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com... - Page 12 EBTRON, Inc. 1663 Hwy. 701 S., Loris SC 29569 • Toll Free: 800.2EBTRON (232.8766) • Fax: 843.756.1838 • Internet: EBTRON.com...
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