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Watson Marlow - Model 300 Series -Cased Laboratory Pump
300 series laboratory pumps are a countertop pumping solution with manual, remote, analogue or RS232 control capabilities. Featuring a chemically resistant ABS top and IP31 protection, 323 pumps have a membrane keypad that controls the pump, and a digital LCD to display speed. There are four models with increasing degrees of functionality: 323Du RS232/auto/manual enhanced-control high-flow pumps. 323U and 323U analogue-auto and enhanced manual-control pumps. 323S high-performance manual control pumps. 323E manual control pumps.
Pumphead options available as standard (others available on request):
- 313D and 313D2 three-roller pumpheads for continuous tubing
- 314D and 314D2 four-roller pumpheads for continuous tubing
- 314MC four-roller five-channel microcassette pumpheads
- 318MC eight-roller five-channel microcassette pumpheads
- 501RL and 501RL2 pumpheads for continuous tubing
- Manual or remote 4 mA to 20 mA or 0 V to 10 V analogue auto-control or RS232 control commands
- Up to 133:1 enhanced digital manual speed control
- Keypad lock prevents tampering or accidental changes
- MemoDose facility for accurate single-shot dosing
- Digital TTL inputs for run/stop and direction
- Instantly reversible
- Two-year warranty
- Max. flow rate: 3000 ml/min
- Min. flow rate: 0.002 ml/min
- Speed control ratio: 133:1, 147:1, 200:1, 27:1, 300:1
- Operating temperature range: 5 to 40 °C
- Operating temperature range: 40 to 104 °F
- Standards: CE, cETLus
- Drive ingress protection: IP31
- Drive power supply: 1ph, 100 to 120 V, 220 to 240 V 50/60 Hz, 100 VA, 1ph, 100 V to 120 V, 220 V to 240 V 50/60 Hz, 100 VA
- Compatible tubing bore size: 0.13, 0.19, 0.25, 0.38, 0.5, 0.63, 0.76, 0.8, 0.88, 1.02, 1.14, 1.29, 1.42, 1.52, 1.6, 1.65, 1.85, 2.05, 2.29, 2.54, 2.79, 3.2, 4.8, 6.4, 8 mm
- Bearings: Carbon steel, Sintered bronze
- Drive casework: Acrylonitrile butadiene styrene (ABS), Powder coated aluminum LM24
- Guide roller assembly: Delrin
- Mounting plate assembly: Glass filled Nylon, IXEF (Polyarylamide)
- Pumphead body assembly: Aluminum, Glass filled polypropylene, Polyacrylamide—IXEF (PARA), Polycarbonate (PC), Stainless steel
- Pumphead guard: Polycarbonate (PC)
- Pumphead roller assembly: Delrin, MoS2 filled Nylon 6 (Nylatron)
- Pumphead rotor assembly: Aluminum, Electroless nickel plated hardened steel, Glass filled Nylon, Mazak, chromium plated
- Pumphead track: Polyacrylamide—IXEF (PARA)
- Spindles: Electroless nickel plated hardened steel, Stainless steel
- Springs: Stainless steel
- Tube clamp assembly: Acetal copolymer (Kematal), Glass filled Nylon
Information listed covers the complete range. For detailed specifications of individual models/components refer to user manual or contact WMFTS representative.