Bell-gossett P86271B Variable Speed NRF-VS Control with setpoin Manuale Utente Pagina 1
Navigare online o scaricare Manuale Utente per Pompe Bell-gossett P86271B Variable Speed NRF-VS Control with setpoin. Bell & Gossett P86271B Variable Speed NRF-VS Control with setpoint or external signal follower User Manual Manuale Utente
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Variable Speed NRF-VS Control with setpoint or external signal followerSAFETY INSTRUCTIONThis safety alert symbol will be used in this manual and on t
REQUIREMENTSELECTRICAL SAFETYTYPICAL APPLICATIONSWARNING: ELECTRICAL SHOCK HAZARDElectrical connections are to be made by a qualifiedelectrician in ac
OPERATIONThe NRF-VS is designed to control the pump speed on aninjection system allowing the pump to inject a different watertemperature into a second
PIPINGPIPING OVERVIEW• The Primary loop may have mulitple injection loops or othertakeoffs. However, the piping for each injection systemmust meet the
8. Make the electrical connections according to the wiringdiagram provided (See Fig. 4). Route the power wiringthrough one of the 7/8" diameter h
6Setpoint (Dip Switch 1=On)• The Dial on the NRF-VS allows for set point temperatureadjustment. Use a small screwdriver to turn the dial so thatthe ar
POWER UP SEQUENCEAt initial power up, the NRF-VS will run at full speed for 5seconds. It will then run at low speed for 5 seconds, beforeadjusting to
Xylem Inc. 8200 N. Austin Avenue Morton Grove, Illinois 60053 Phone: (847) 966-3700 Fax: (847) 965-8379www.xyleminc.com/brands/bellgossettBell & G
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