Sigma/ 1 (Basic Type)

The Sigma/ 1 Basic is an extremely robust motor-driven metering pump with patented multi-layer safety diaphragm for excellent process safety. It offers a wide range of power end designs, such as three-phase or 1-phase AC motors, even for Exe and Exde areas with ATEX certification.
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Industries Served

  • Metering of highly viscous substances such as polymers
  • Cyanide dosing in gold processing and treatment
  • Wastewater dosing in municipal sewerage treatment plants
  • Water treatment for boiler feed water in power stations
  • Chemical dosing in fertilizer manufacturing plants
  • Post process water treatment in reverse osmosis potable water plants
  • Capacity range 17 – 120 litres/hour, 12– 4 bar
  • Highly robust metal inner housing for load stressed parts
  • Plastic housing to protect against corrosion
  • Dosing accuracy is better than ± 2% in the stroke length range of 30 – 100%
  • Corrosion resistant plastic housing rated IP 65
  • Available in contact or analogue signal

NOTE: Product information should be used as a guide only and should not be used for pump selection. For further information, please contact Malcolm Thompson Pumps on 1800 439 607.

Part number Max pump capacity at max back pres-sure Max stroke frequency (strokes/ min) Suction lift (mWG) Adm priming pressure suction side Connector suction/ discharge side Power supply Delivery weight (kg)
(bar) (L/hr) (mL/ stroke) (bar) (DN)
S1BaH12017PVT0010M000 10 17 4 73 7 1 10 1/2″ / 16mm 1 ph. AC, 230 Volt, 50Hz, 0.12kW 9
S1BaH12035PVT0010M000 10 35 4 143 7 1 10 1/2″ / 16mm 1 ph. AC, 230 Volt, 50Hz, 0.12kW 9
S1BaH07065PVT0010M000 7 65 5.1 200 6 1 10 1/2″ / 16mm 1 ph. AC, 230 Volt, 50Hz, 0.12kW 9
S1BaH04084PVT0010M000 4 84 9.7 143 3 1 15 3/4″ / 20mm 1 ph. AC, 230 Volt, 50Hz, 0.12kW 9.5
S1BaH04120PVT0010M000 4 120 9.7 200 3 1 15 3/4″ / 20mm 1 ph. AC, 230 Volt, 50Hz, 0.12kW 9.5

Control

Part number Max pump capacity at max back pressure Max stroke frequency (strokes/ min) Suction lift (mWG) Adm priming pressure suction side Connector suction/ discharge side Power supply Delivery weight (kg)
(bar) (L/hr) (mL/ stroke) (bar) (DN)
S1CaH12017PVT0010UC01000 10 17 4 73 7 1 10 1/2″ / 16mm 1 ph. 100 – 230 Volt, 50Hz 9
S1CaH12035PVT0010UC01000 10 35 4 143 7 1 10 1/2″ / 16mm 1 ph. 100 – 230 Volt, 50Hz 9
S1CaH07065PVT0010UC01000 7 65 5.1 200 6 1 10 1/2″ / 16mm 1 ph. 100 – 230 Volt, 50Hz 9
S1CaH04084PVT0010UC01000 4 84 9.7 143 3 1 15 3/4″ / 20mm 1 ph. 100 – 230 Volt, 50Hz 9.5
S1CaH04120PVT0010UC01000 4 120 9.7 200 3 1 15 3/4″ / 20mm 1 ph. 100 – 230 Volt, 50Hz 9.5