Masterflex L/s 7523-70 W/ Easy-load Ii 77200-60; Electric Peristaltic, Lab

US $1100

  • Monmouth, Illinois, United States
  • Mar 29th
Both items in good physical and working condition. These two items retail for over $1500 USD. They were infrequently used for laboratory applications adding chemical treatment to seed products. Cole Parmer MasterFlex L/S Model# 7523-70 L/S Brushless variable-speed digital drive, 1.6 to 100 rpm; dual voltage, 90 to 130 and 190 to 260 VAC. An accurate digital pump drive for critical metering and dispensing applications Flow rate: 0.1 to 580 mL/min; flow rate depends on drive rpm and tubing size. Achieve lower flow rates with cartridge or multichannel heads and microbore tubing. Maintenance-free reversible motor with precise PWM speed control—no brushes to replace and quiet, efficient operation. Dispense interval mode lets you set time delay between dispense cycles—program delay from 1 to 9999 seconds. Four digit LED display shows four different parameters: motor rpm, flow rate, dispense volume, and copy number. View pump performance continually. Dispense by: mL—vol in mL of each dispense; 0.001 to 9999 mL; Copy—1 to 9,999 dispense cycles; or SEC—time between each dispense:1 to 9,999 secs. Membrane keypad for easy programming—select tubing size and enter desired flowrate; drive locks in required rpm. Keypad lock/unlock feature prevents accidents or tampering. Drive stores one calibration value per tubing size—calibrate drive to maximize accuracy Remote control capabilities via DB15 female connector on back of drive. Speed control input: 0 to 20 mA, 4 to 20 mA, or 0 to 10V; Pumping direction: requires open collector or contact closure; Start/stop/purge: requires open collector or contact closure. Tachometer output: 0 to 20 mA, 4 to 20 mA, 0 to 10V, or TTL pulse; Tachometer feedback for ±0.25% speed control. Dispense or meter with accuracy and precision. Stackable, ABS plastic housing is IP23 rated for splash resistance. 6-ft (1.8-m) line cord with IEC 320/CEE22 socket; product shipped with country specific plug/cord set. Item# EW-07523-70 Specifications Max flow rate (mL/min) 580 Min flow rate (mL/min) 0.1 Control type Digital Variable Speed Flow Chart Click to View Power (Amps) 1.5 at 115 VAC; 0.8 at 230 VAC Motor (hp) 1/10 Motor (watts) 75 Reversible motor Yes rpm 1.6-100 IP rating (Drive) IP23 Digital dispensing Yes Dimensions (Drive) 11.5"L x 7"W x 7"H (29.2 x 17.8 x 17.8 cm) Speed control ±0.25% (1 rpm at 600 rpm; 0.1 rpm at 100 rpm) No. of Pump heads accepted 4 Type of Pump heads accepted Standard, Easy-Load, Easy-Load II, Quick Load, High Performance, Cartridge, Multichannel, PTFE Tubing, PTFE Diaphragm Brand Masterflex Model 07523-70 Manufacturer number 07523-70 Product Type Pump Drive AND Easy-Load II pump head Model #77200-60 Masterflex L/S Easy-Load II Head for Precision Tubing, PPS/SS Automatic retention holds tubing securely in place with no manual adjustment—just load the tubing and start the pump Four-roller rotor improves pressure performance and mechanical stability while reducing pulsation. Improved occlusion bed geometry lengthens tubing life. Polyphenylene sulfide (PPS) housing with either stainless steel (SS) or cold-rolled steel (CRS) rotor—choose CRS for economy or SS for greater durability and chemical resistance. Model 77201-60 with adjustable occlusion gives you the option of loosening occlusion for longer tubing life or increasing occlusion for higher pressure. Each pump head for precision pump tubing accepts tubing sizes L/S® 13, L/S® 14, L/S® 16, L/S® 25, L/S® 17, and L/S® 18. Achieve flow rates of 0.06 to 2300 mL/min (1 to 600 rpm). For stacking multiple heads (up to the specified limits of your drive) order two- three- or four-channel hardware separately under "Accessories". When two Easy-Load II pump heads are stacked rollers are offset by 45°—combine the outlets from two stacked heads for a 95% reduction in flow pulsation. Specifications mL/rev Depends on tubing selected. Accepted tubing L/S® 13, L/S 14, L/S 16, L/S 25, L/S 17, L/S 18 Rotor material Stainless steel Housing material Polyphenylene sulfide Pressure Chart Click to View Rollers Four; stainless steel Occlusion Fixed Flow Chart Click to View Automatic tubing retention Yes Dimensions 5"W x 4-3/4"H x 2-3/4"D (12.7 x 12.1 x 7.0 cm) Brand Masterflex Product Type Pump Head
Condition:
Used: An item that has been used previously. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. This item may be a floor model or store return that has been used. See the seller’s listing for full details and description of any imperfections. ...
Application Lab
Country/Region of Manufacture United States
Model 7523-70
Power Source Electric
Brand Masterflex
Type Peristaltic

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