The Grundfos DDA 12-10 (product number 97722487, type key DDA 12-10 AR-PV/T/C-F-31U7U7BG) is a digital dosing pump with a maximum capacity of 3.17 US gal/hour at up to 145.04 psi, with an exceptional 1:1000 turndown ratio for precise chemical metering.
Dosing Performance
| Maximum capacity | 3.17 US gal/hour |
| Minimum capacity | 12.0 ml/h |
| Maximum pressure | 145.04 psi |
| Turndown ratio | 1:1000 |
| Dosing accuracy | 1 % |
| Control variant | AR |
| Maximum suction lift (operation) | 19.7 ft |
| Maximum suction lift (priming) | 9.84 ft |
| Max viscosity (at 25 mPas class) | 2500 mPas |
Materials (Wetted Parts)
| Dosing head | PVDF (Polyvinylidene fluoride) |
| Gaskets | PTFE |
| Valve balls | Ceramic |
| Valve type | Standard |
Electrical & Control
| Supply voltage | 100-240 V |
| Frequency | 50 / 60 Hz |
| Maximum power (P1) | 24 W |
| Enclosure class | IP65 / TYPE 4X |
| Analog input | 0/4-20 mA |
| Analog output | 0/4-20 mA |
| Pulse input | Yes |
| External stop input | Yes |
| Level indication input | Yes |
| Bus communication | Yes |
| Output relays | 2 |
| Cable length | 4.92 ft |
| Plug | USA, Canada |
Connections, Limits & Identification
| Suction connection | 0.17x 1/4, 1/4x3/8, 3/8x1/2" |
| Discharge connection | 0.17x 1/4, 1/4x3/8, 3/8x1/2" |
| Liquid temperature range | 32 °F to 113 °F |
| Ambient temperature range | 32 °F to 113 °F |
| Sound pressure level | 60 dB(A) |
| Approvals | CE,CSA-US,NSF61,RCM |
| Grundfos product number | 97722487 |
| EAN | 5710622726305 |
| Net weight | 6.62 lb |
| Gross (shipping) weight | 8.9 lb |
Typical Applications
Chemical dosing for water treatment • antiscalant and biocide dosing for reverse osmosis • chlorination and pH adjustment • coagulant and flocculant dosing • industrial process chemical metering • cooling tower and boiler chemical treatment.
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