TM_ELF-D_R1C
EBTRON
, Inc. 1663 Hwy. 701 S., Loris SC 29569
•
Toll Free: 800.2
(232.8766)
Fax: 843.756.1838
Internet:
.com
Page 1: ...L 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 FL...
Page 2: ...0 SW1 SW4 CONFIG DIP SWITCH SELECTOR 10 ELF D INITIAL START UP NORMAL OPERATION 11 Converting the Analog Airflow Output Signal from Linear to Volumetric flow FPM to CFM 11 ELF MAINTENANCE 11 ELF STAND...
Page 3: ...output options permits interface to virtually all modern building automation systems BAS EBTRON s proprietary flow loss compensation techniques eliminate inaccuracies typically associated with small d...
Page 4: ...10 2 10VDC 03 5 1 5VDC or Staefa equivalent airflow or equivalent velocity pressure Output Resolution4 0 015 FS D00 and D03 0 03 FS D01 and D04 versions ORDERING GUIDE Specification Notes 1 Accuracy f...
Page 5: ...Placement of the ELF is critical for proper operation and accuracy of the airflow measurement station Figure 2 shows minimum placement requirements for the ELF in typical applications Placement is ind...
Page 6: ...nclosure External duct insulation that interferes with mounting should be temporarily removed prior to installation Mounting requires a 0 875 inches 22 2 mm hole on the insertion side of the duct 1 De...
Page 7: ...ing flow ring Locate ELF 3 inches minimum upstream of box OR 3 inches minimum upstream of flow ring Boxes with no flow rings Locate ELF 3 inches minimum upstream of box EBTRON ELF Actuator by others V...
Page 8: ...power and analog output to customer interface as outlined in the follow ing paragraphs Refer to Figure 5 and the following ELF D cable color code descriptions Red 24 VAC power Black Common ELF Power...
Page 9: ...2 10VDC ON and use an R1 value of 500 ohms at the BAS control input interface to produce a corresponding control signal of 4 20mA Similarly for an ELF xxxx D01 or D04 version 0 5VDC set SW2 for 1 5VD...
Page 10: ...VALENT VELOCITY PRESSURE SW2 O 10VDC or 2 10 VDC ANALOG OUTPUT SELECT SW3 SW4 AIRFLOW OUT SCALE See Detail below NOTE CONFIG switches S1 S4 are not active on D02 Staefa model CONFIG DIP Switch Detail...
Page 11: ...ds and OFF for 2 seconds 9 Confirm that the BAS is receiving the analog output signals that indicate instrument airflow or equivalent velocity pressure and temperature 10 Replace the ELF electronics e...
Page 12: ...TM_ELF D_R1C EBTRON Inc 1663 Hwy 701 S Loris SC 29569 Toll Free 800 2EBTRON 232 8766 Fax 843 756 1838 Internet EBTRON com...
