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Summary of Contents for Grundfos CU 351
- Page 1 GRUNDFOS INSTRUCTIONS CU 351 Installation and operating instructions...
- Page 3 CU 351 English (GB) Installation and operating instructions....... . . 7 Български...
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Page 4: Disposal 14
Srpski (RS) Uputstvo za instalaciju i rad ........177 Suomi (FI) Asennus- ja käyttöohjeet . -
Page 5: Warning
My firma Grundfos prohlašujeme na svou plnou odpovědnost, že Vi, Grundfos, erklærer under ansvar at produktet CU 351 som denne výrobek CU 351, na nějž se toto prohlášení vztahuje, je v souladu s erklæring omhandler, er i overensstemmelse med disse af Rådets ustanoveními směrnice Rady pro sblížení... - Page 6 My firma Grundfos prehlasujeme na svoju plnú zodpovednost’, že V Grundfosu s polno odgovornostjo izjavljamo, da so naši izdelki výrobok CU 351, na ktorý sa toto prehlásenie vzt’ a huje, je v súlade CU 351, na katere se ta izjava nanaša, v skladu z naslednjimi s ustanovením smernice Rady pre zblíženie právnych predpisov...
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Page 7: Table Of Contents
CONTENTS Page 1.1 General description Symbols used in this document The CU 351 is a flexible control unit for control and monitoring of up to six pumps. 1.1 General description 1.2 Indicator lights Warning 1.3 Terminals If the CU 351 is used in a manner not 1.4 Potentially explosive environments... -
Page 8: Indicator Lights
1.2 Indicator lights 2. Identification The CU 351 has one green and one red indicator The CU 351 can be identified by means of the light, see also 7. Functions of indicator lights. nameplate on the back, see fig. 3. -
Page 9: Location
IEC 60529. The cabinet must be of a flame-retardant material. The CU 351 is normally mounted in a panel which The CU 351 is IP54 when mounted in the front of an also contains an IO 351 module, frequency IPX4 enclosure. -
Page 10: Genibus Connection To Io 351 And E-Pumps
Do not twist screen ends, as this will destroy the screen effect at high frequencies. Use cable clamps instead. 5.1 GENIbus connection to IO 351 and E-pumps The CU 351 and IO 351 communicate via GENIbus. Fig. 7 GENIbus connection to IO 351 and E-pumps 5.2 External GENIbus module... -
Page 11: Functions Of Indicator Lights
7. Functions of indicator lights Indicator lights Operating Alarm Warning Ready Description relay relay relay relay Fault Operation (red) (green) Power supply switched off. C NO NC C NO NC C NO NC C NO NC Permanently The system is running. C NO NC C NO NC C NO NC C NO NC The system has been set to Flashing... -
Page 12: Digital Inputs
9.1 Digital inputs 9.5 Terminal groups Open circuit voltage: 24 VDC Closed circuit current: 5 mA, DC Frequency range: 0-4 Hz 9.2 Analog inputs 0-20 mA Input current and voltage: 4-20 mA 0-10 V B Y A A1 Y1 B1 10 11 12 13 14 ±... -
Page 13: Overview Of Inputs And Outputs
NO: Normally open contact Common Position numbers, see fig. 2. Pos. Terminal Designation Data Diagram Connection of phase CU 351 conductor 1 x 100-240 VAC ± 10 %, 50/60 Hz Connection of neutral conductor Connection to protective earth RS-485 A CU 351... -
Page 14: Service
** External GENIbus connection (not standard) 11. Service 15. Disposal The CU 351 cannot be serviced. If the CU 351 is This product or parts of it must be disposed of in an faulty, the unit must be replaced. See 13. Replacing environmentally sound way: the CU 351. - Page 15 Telefax: +852-27858664 Telefax: +64-9-415 3250 Av. Humberto de Alencar Castelo Branco, Turkey Hungary Norway GRUNDFOS POMPA San. ve Tic. Ltd. Sti. CEP 09850 - 300 GRUNDFOS Hungária Kft. GRUNDFOS Pumper A/S Gebze Organize Sanayi Bölgesi São Bernardo do Campo - SP Park u.
- Page 16 Thinking ahead makes it possible Innovation is the essence 96613802 1010 Repl. 96613802 0210 ECM: 1067251 The name Grundfos, the Grundfos logo, and the payoff Be–Think–Innovate are registrated trademarks owned by Grundfos Management A/S or Grundfos A/S, Denmark. All rights reserved worldwide. www.grundfos.com...
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