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Masterflex B/T ® Constant speed and variable speed peristaltic pump 77111-XX
✓ Flow rate up to 42 LPM ✓ When the pump head cover door is opened, the safety interlock switch immediately cuts off the power supply ✓ Washable pump
Product details
Masterflex B/T ® Constant speed and variable speed peristaltic pumps
The highest flow rate product among all Masterflex pumps - up to 42 LPM (11.1 GPM)
characteristic
✓ Flow rate up to 42 LPM
When the pump head cover door is opened, the safety interlock switch is immediately cut offpower supply
✓ Washable pumps are suitable for the most demanding processes and production applications,And easy to clean
✓ Slowly wriggling, shear sensitive or high viscosity fluids
Ideal choice for processing up to 10000 CPS
✓ Simple motor and bite bed design make pump tube installation more squareConvenient, to prevent the phenomenon of "pipe curling" during operation
A. Constant speed pump system
- Economical and easy to operate
- Bidirectional motor: the pump tube can be cleaned before and after operation; Bidirectional operation
- IP55 protection level - direct flushing of dirt and debris
B. Pneumatic pump system
- Suitable for use in situations without power supply or electrical hazards
- Equipped with pressure regulator - adjust the compressed air volume to meet the pump operation requirements
- Air intake of 24 cfm (0.68 m3), minimum pressure of 100 psi (6.9 bar), you can use full
Use your own compressor that meets the above requirements to drive the pump
Motor with IP56 protection level is dustproof and can resist high-pressure water spray
- Achieve ATEX Zone 2, EEx II 3 G c IIC T6，NEC Class 1，Division 2，Groups
A. B, C, D, T6 levels
C. Variable speed split pump system
- The washable controller is easy to place
The controller is equipped with a 16 ft (4.9-m) long power cord, installed on the pump or wall
Motor with IP56 protection level is dustproof and can resist high-pressure water spray
- Bidirectional motor: the pump tube can be cleaned before and after operation; Bidirectional operation
D. Variable speed split type digital pump system
- Large volume, high-precision allocation
- Can be allocated based on volume or time, or work continuously
The independent motor and controller can be placed up to a distance of 6 feet (1.8 meters) for easy operation
- IP56 protection level controller and motor, dustproof and waterproof
Flow rate LPM (GPM)
| code | Rotational speed (rpm) | PerfectPosition pump tube | |
| B/T 87 | B/T 91 | ||
| A | 321 | 18.9 (5.0) | 42 (11.1) |
| 271 | 16.0 (4.2) | 35 (9.4) | |
| B | 35~321 | 1.9~17.7 (0.5~4.7) | 4.0~37 (1.06~9.8) |
| C and D | 12~321 | 0.71~18.9 (0.19~5.0) | 1.4~42 (0.4~11.1) |
Random equipment: One Rapid Load ® Pump head, a 3 ft (1 m) long Tygon ® E-LFL B/T 91
Pump tube 06440-91 and a 6-ft (1.8-m) long power supply suitable for "A, C, D" models
Wire (115 VAC: American standard plug; 230 VAC: European plug).
ordering information
| code | Motor type | Motor power | Rotational speed (rpm) | IP protection level | Installation type | Power Supply | Item number | |
| VAC (Hz) | Amps | |||||||
| A | Constant speed | 1 hp (0.75 kW) |
321 | IP55 | Direct connection | 115 (60) | 12.6 | 77111-30 |
| 271 | 220 (50) | 6.3 | 77111-37 | |||||
| B | Variable speed, pneumatic | 3⁄4 hp (0.56 kW) | 35~321 | IP56 | Direct connection | Intake volume 24 cfm (0.68 m3) Minimum pressure 100 psi (6.9 bar) |
77111-80 | |
| C | Variable speed (± 5%) | 1⁄2 hp (0.37 kW) | 12~321 | controller: IP56 Driver: IP56 |
Direct connection | 115 (50/60) | 6.5 | 77111-60 |
| 230 (50/60) | 3.3 | 77111-67 | ||||||
| D | Variable speed digital pump （±0.3%） |
3⁄4 hp (0.56 kW) | 12~321 | Direct connection | 90~130 (50/60) | 10.5 | 77111-70 | |
| 190~260 (50/60) | 5.7 | 77111-77 | ||||||
77300-32 is suitable for remote control cables of models 77111-70 and -77; 25 ft (7.6 m)
77111-90 is suitable for digital controller mounting brackets of models 77111-70 and -77
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