Netafim AlphaDisc Series User manual

Thank you for purchasing a AlphaDisc™ filter.
For filter operation and maintenance, please follow the instructions in this manual.
For additional information about the AlphaDisc™ filter, please scan the QR code or visit our website.
The AlphaDisc™ series of automatic self-cleaning filters, was designed for water filtration only, and
must be operated within the pressure limitation specifications.
INTRODUCTION
QUICK GUIDE
AlphaDisc™ Single AlphaDisc™ Dual
AlphaDisc™ Trio

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Contents
AlphaDisc™ Series……...................................................................................3
AlphaDisc™ XL Series ..................................................................................3
AlphaDisc™ Dual Series...............................................................................4
AlphaDisc™ Trio Series ................................................................................4
Dimensional Drawings……….........................................................................5
Technical Specifications – AlphaDisc™ .................................................10
Technical Specifications - AlphaDisc™ XL .............................................12
AlphaDisc™ Filtration process……………. ...................................................14
AlphaDisc™ Backwash process...............................................................14
Unpacking Single……...................................................................................15
Unpacking Battery Filter............................................................................18
AlphaDisc™ Multi-tool. ...............................................................................23
Installation & Initial Operation..................................................................24
Control Schematic…… ................................................................................28
Troubleshooting………..................................................................................29
Netafim Limited Warranty.........................................................................31
Products appearing in this catalog may be covered by one or
more of the following US Patent Nos. 7644735, 7410108 and
other U.S. patents pending or corresponding issued or pending
foreign patents. All rights are reserved. You are specifically
prohibited and not allowed to reproduce, copy, duplicate,
manufacture, supply, sell, hire, distribute or adapt all or any
part of this publication including any packaging. Netafim™,
are trademarks of Netafim™ Ltd., registered in the U.S. and
other countries. We endeavor to provide accurate, quality and
detailed information. However we cannot accept liability for
your reliance on the provided information and you are advised
to independently seek professional advice from Netafim™ and/
or its authorized representatives. There is no undertaking by us
that the provided information or any part thereof is accurate,
complete or up to date. Mention of third-party products is
for informational purposes only and constitutes neither an
endorsement nor a recommendation. Netafim™ assumes no
responsibility with regard to the performance or use of these
products. In no event shall Netafim™ be liable for any indirect,
incidental, special or consequential damages.

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1. The AlphaDisc™ Series
2. The AlphaDisc™ XL Series
AlphaDisc™ 3”
Inline
Angle
Angle
Inline
Online
Reverse angle
Reverse angle
Online
AlphaDisc™ XL 4”

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AlphaDisc™ Dual Series
4" AlphaDisc™ Dual 6" AlphaDisc™ XL Dual
8" AlphaDisc™ XL Trio6" AlphaDisc™ Trio
AlphaDisc™ Trio Series
3. The AlphaDisc™ Dual Series
4. The AlphaDisc™ Trio Series

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5. Dimensional Drawings
AlphaDisc™ Single 3” In-line
AlphaDisc™ Single 3” On-line
AlphaDisc™ Single 3” Angle
AlphaDisc™ Single 3” Reverse Angle

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AlphaDisc™ Single XL 3” In-line
AlphaDisc™ Single XL 3” On-line
AlphaDisc™ Single XL 3” Angle
AlphaDisc™ Single XL 3” Reverse Angle

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AlphaDisc™ Single XL 4” In-line
AlphaDisc™ Single XL 4” On-line
AlphaDisc™ Single XL 4” Angle
AlphaDisc™ Single XL 4” Reverse Angle

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AlphaDisc™ Dual 4”
AlphaDisc™ Dual XL 6”

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AlphaDisc™ Trio 6”
AlphaDisc™ Trio XL 8”

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Electronic control (AlphaDisc™ BLE)*
Electronic control (AlphaDisc™ CLD)
Flushing data*
Construction materials
6. Technical Specications – AlphaDisc™
GENERAL DATA ALPHADISC™ SINGLE 3” ALPHADISC™ DUAL 4” ALPHADISC™ TRIO 6”
MAX. FLOW RATE (130Μ) 50 M3/H (220 GPM) 100 M3/H (440 GPM) 150 M3/H (660 GPM)
MIN. OPERATING PRESSURE WHEN
CLEANING 1.5 BAR (22 PSI)
MAX. OPERATING PRESSURE 10 BAR (145 PSI)
OPERATING TEMPERATURE 5-60°C (40-140°F)
FILTRATION AREA 1,760 CM2 (272 IN2) 3,520 CM2 (544 IN2) 5,280 CM2 (816 IN2)
INLET/OUTLET DIAMETER 3” (80 MM) GROOVED COUPLING /
UNIVERSAL FLANGE
4” (100 MM) GROOVED
COUPLING /UNIVERSAL
FLANGE
6” (150 MM) UNIVERSAL
FLANGE
WEIGHT (EMPTY) 54 KG (118 LB) 115 KG (253 LB) 156 KG (344 LB)
* CONSULT NETAFIM FOR OPTIMUM FLOW DEPENDING ON FILTRATION DEGREE AND WATER QUALITY.
CONTROL POWER SUPPLY 4 X AA TYPE 1.5V BATTERIES / EXTERNAL 7-14V DC
SOLENOID OPERATION DATA 9-12V DC LATCHING SOLENOID
DP SWITCH INTEGRAL SENSORS
CONTROL POWER SUPPLY 4 X D TYPE 1.5V BATTERIES/EXTERNAL 7-14 VDC
SOLENOID OPERATION DATA 9-12 V DC LATCHING SOLENOID
DP SWITCH INTEGRAL SENSORS
EXHAUST VALVE 3” (80 MM) GROOVED COUPLING
FLUSHING TIME 18 SEC
REJECT WATER VOLUME PER FLUSH CYCLE 36 LITERS (9.5 GALLONS)
FLUSHING FLOW RATE 7.2 M3/H (44 GPM)
FILTER HOUSING AND LID RPA (REINFORCED POLYAMIDE)
DISCS PP (POLYPROPYLENE) OR PA (POLYAMIDE)
CLEANING MECHANISM ALL POLYMERIC
EXHAUST VALVE ALL POLYMERIC
* Single units only.
* At 1.5 bar (22 psi).
When the pressure on downstream is over 6 bar during backwash, installing an orifice valve in the drain manifold is recommend to prevent damage to the AlphaDisc™
spines.

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MICRON 10 20 40 55 70 100 130 200 400
PP/PA
(NYLON) 2"
DISCS
PP P P, P A P P, P A P P, P A P P, P A P P, P A P P, P A P P, P A PP
FLOW RATE (130 MICRON)
SINGLE 3" DUAL 4" TRIO 6"
M2/H GPM M2/H GPM M2/H GPM
WATER QUALITY
GOOD 50 220 100 440 150 660
AVERAGE 40 176 80 352 120 528
POOR 35 154 70 308 105 462
VERY POOR 25 110 50 220 75 330
CCM
CLOGGING
WATER QUALITY
GOOD >15
AVERAGE 5-15
POOR 2.5-5
VERY POOR 1.5-2.5
Availability of disc type and micron size

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Electronic control (AlphaDisc™ BLE)*
Electronic control (AlphaDisc™ CLD)
Flushing data*
Construction materials
7. Technical Specications - AlphaDisc™ XL
GENERAL DATA ALPHADISC™
SINGLE XL 3”
ALPHADISC™
SINGLE XL 4”
ALPHADISC™
DUAL XL 6”
ALPHADISC™
TRIO XL 8”
MAX. FLOW RATE
(130Μ) 80 M3/H (352 GPM) 110 M3/H (484 GPM) 220 M3/H (968 GPM) 330 M3/H (1,452 GPM)
MIN. OPERATING
PRESSURE WHEN
CLEANING
1.5 BAR (22 PSI)
MAX. OPERATING
PRESSURE 10 BAR (145 PSI)
OPERATING
TEMPERATURE 5-60°C
FILTRATION AREA 5,240 CM2 (383 IN2) 5,240 CM2 (383 IN2) 10,480 CM2 (1,624 IN2) 15,720 CM2 (2,437 IN2)
INLET/OUTLET
DIAMETER
3” (90 MM)
GROOVED COUPLING /
UNIVERSAL FLANGE
4” (100 MM)
GROOVED COUPLING /
UNIVERSAL FLANGE
6” (150 MM)
UNIVERSAL FLANGE
8” (200 MM)
UNIVERSAL FLANGE
WEIGHT (EMPTY) 57 KG (126 LB) 58 KG (129 LB) 127 KG (279 LB) 182 KG (401 LB)
* CONSULT NETAFIM FOR OPTIMUM FLOW DEPENDING ON FILTRATION DEGREE AND WATER QUALITY.
CONTROL POWER SUPPLY 4 X AA TYPE 1.5V BATTERIES / EXTERNAL 7-14V DC
SOLENOID OPERATION DATA 9-12 V DC LATCHING SOLENOID
DP SWITCH INTEGRAL SENSORS
CONTROL POWER SUPPLY 4 X D TYPE 1.5V BATTERIES / EXTERNAL 7-14 VDC
SOLENOID OPERATION DATA 9-12 V DC LATCHING SOLENOID
DP SWITCH INTEGRAL SENSORS
EXHAUST VALVE 3” (80 MM) GROOVED COUPLING
FLUSHING TIME 18 SEC
REJECT WATER VOLUME PER FLUSH CYCLE 65 LITERS (17.2 GALLONS)
FLUSHING FLOW RATE 13 M3/H (57.2 GPM)
FILTER HOUSING AND LID RPA (REINFORCED POLYAMIDE)
DISCS PP (POLYPROPYLENE) OR PA (POLYAMIDE)
CLEANING MECHANISM ALL POLYMERIC
EXHAUST VALVE ALL POLYMERIC
SEALS EPDM
* Single units only.
* At 1.5 bar (22 psi).
When the pressure on downstream is over 6 bar during backwash, installing an orifice valve in the drain manifold is recommend to prevent damage to the AlphaDisc™
spines

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MICRON 10 20 40 55 70 100 130 200 400
PP/PA
(NYLON) 4"
DISCS
PP P P, P A P P, P A PP PP PP PP
FLOW RATE (130 MICRON)
XL SINGLE 3" XL DUAL 4" TRIO XL 6" TRIO XL 8"
M2/H GPM M2/H GPM M2/H GPM M2/H GPM
WATER QUALITY
GOOD 80 352 110 484 220 968 330 1,452
AVERAGE 60 264 90 396 180 792 270 1,188
POOR 55 242 80 352 160 704 240 1,056
VERY POOR 50 220 70 308 140 616 210 924
CCM
CLOGGING
WATER QUALITY
GOOD >15
AVERAGE 5-15
POOR 2.5-5
VERY POOR 1.5-2.5
Availability of disc type and micron size

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8. AlphaDisc™ Filtration Process
9. AlphaDisc™ Backwash Process

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10. Unpacking Single
1. Remove the 12 lockers, rotate each one clockwise using your fingers in the designated grooves.
2. Open the top of the carton box and remove the filter.
Note:
Inside the carton box you will find:
• Multifunction tool
• Installation, operation and maintenance instructions
• 2 support legs
• Control tubes

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3. Place the AlphaDisc™ on a flat surface to extract the product from the supporting bridges.
4. Prior to installation, cut the plastic strips and lift the supporting bridge to release the product. Repeat this
procedure on the other side to release the product completely.
Note:
In the On-line configuration, the command filter is disconnected during shipment

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5. Install the command filter

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11. Unpacking Battery Filter
1. Remove the plastic shrink wrap that covers the filter.
2. Place the AlphaDisc™ on a flat surface in its final installation position.
3. Disconnect the three screws and separate the horizontal beams.

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4. Disconnect the vertical beams by releasing the bottom screws on each corner.

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5. Connect the command filter.
Note:
The command filter is disconnected during shipment.