Motor-driven diaphragm metering pump
17 - 144 l/h, 12 - 4 bar | Sigma/ 1 Prominent

Together with Sigma/2 and Sigma/3, Sigma/1 Motor Diaphragm Metering Pumps compose a continous product line, covering the capacity ranges from 17 to 1.030 l/h at uniform operation conception, control conception and spare parts management. All three pumps are available as Basic types with no internal electronic control systems or as microprocessor versions for rapid and reliable adjustment to fluctuating dosing tasks.

Advantages

- Process safety: In case of average, dosing medium does not escape to the environment or into the pump gear, thanks to double diaphragm with diaphragm failure indication.
- Ventilation option provides functional reliability.
- Protection of the pump against overload with integrated relief valve.
- High process quality: reproducible dosing accuracy better than ±2 %.
- Easy handling: direct adjustment and control of dosing capacity in plain language via the big illuminated LC display (Control version)
- Problem-free connection to complex process control systems with optional equipment with PROFIBUS®-DP or CanOpen interface (Control version)
- Simplified spare parts management and decreased stock handling efforts at same availability of pumps within the Sigma product line.
- Less training efforts for operating staff when handling the Sigma product line, thanks to same operation modus.