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Knowledge Base

Pump heads: Multichannel, MS/CA-4 & MS/CA-8

Low pulsation, multi channel pump heads for BVP and MCP drives   The MS/CA 8-6 and MS/CA 4-12 multi channel pump heads from Ismatec are suitable  for use with the MCP Process and BVP Process peristaltic pump drives. They are ideal for multi channel applications where low pulsation is key.   The pump heads allow for easy and quick changeover with the bayonet coupling system.
  • MS/CA Click‘n‘go cassettes
  • Each channel can take different tube sizes. Tube change-over is possible even while pump is running.
  • 4 channels with 12 rollers for extremely low pulsation (MS/CA 4-12), extendable to 16 channels
  • 8 channel, 6 roller option available (MS/CA 8-6), extendable to 24 channels
  • MS/CA (3-stop) tubing, 0.13 to 3.17 mm ID
  • 1.0 bar differential pressure*
 
Summary and Ordering Information
 
MS/CA 4-12 MS/CA 4-12 extension MS/CA 8-6 MS/CA 8-6 extension
 
Channels 4 4 8  8
Exensions max. 3 extension blocks, 12 channels max. 2 extension blocks, 24 channels
Rollers 12 12 6  6
Flow Rate [ml/min] 0.001 - 57 0.001 - 57 0.002 - 100  0.002 - 100
Differential Pressure 1.0bar* 1.0bar* 1.0bar*  1.0bar*
Tubing Size, ID [mm] 0.13 - 3.17 0.13 - 3.17 0.13 - 3.17  0.13 - 3.17
Tubing Type MS/CA (3-Stop) MS/CA (3-Stop) MS/CA (3-Stop)  MS/CA (3-Stop)
Ordering Info ISM735A ISM737A ISM724A  ISM185A
* smaller tubing ID's may allow for higher back pressures   Learn more about MS/CA (3-stop) peristaltic tubing.  
Flow Rates by Tubing ID
Flow Rate [ml/min]
Tubing ID [mm] MS/CA 4-12 MS/CA 8-6
0.13 0.001 - 0.22 0.002 - 0.33
0.25 0.004 - 0.91 0.005 - 1.1
0.51 0.016 - 3.8 0.019 - 4.6
0.76 0.033 - 8.0 0.042 - 10
1.02 0.056 - 13 0.073 - 18
1.22 0.075 - 18 0.10 - 24
1.52 0.10 - 25 0.15 - 36
1.85 0.13 - 32 0.21 - 50
2.54 0.19 - 46 0.33 - 79
3.17 0.24 - 57 0.43 - 100
  The flow rates are based on a drive speed of 1 (or 2.4) to 240 rpm. For the BVP Standard drive the indicated min. flow rates must be multiplied by factor 2.4.Approx. values: determined with water, at 22° C, no differential pressure, and Tygon R3603/R-3607 tubing.