sigma (base type)
Capacity range of the series 17 – 1030 l/h at 16 – 4 bar back pressure.
The Sigma Basis is a very robust motor-driven diaphragm metering pump with a patented multilayer safety diaphragm for high process reliability. It offers a wide range of drive variants such as three-phase or 1-phase AC motors, also for hazardous areas.
We currently only offer an extract from our product portfolio, other variants are available on request.
Send RequestSigma basic type - the robust pump for safe use
The basic type of Sigma diaphragm metering pump forms a consistent product family with the S1Ba, S2Ba and S3Ba pumps. This covers the performance range from 17 to 1,030 l/h, with a uniform operating concept, control concept and spare parts management.
You can find more product details and downloads on our Corporate Website.
Properties
- Stroke length adjustment: manually by means of self-locking rotary knob in 1 % steps (optionally with actuator or modulating actuator)
- Reproducibility of dosing under defined conditions and correct installation better than ±2 % in the stroke length adjustment range 30 - 100 %.
- Materials in contact with medium: PVDF, stainless steel 1.4571/1. 4404 and PTFE
- Patented multilayer safety diaphragm with optical diaphragm rupture indicator (optionally with diaphragm rupture signalling via contact)
- Integrated hydraulic overflow and vent valve
- Optional for Ex area II 2G Ex h IIC T3 Gb X or II 2G Ex h IIC T4 Gb X
- Protection class IP 55
- Glass-fibre reinforced plastic housing
Delivery time: 3-4 weeks
Order Number | Price | Delivery time | Identity Code | Max. feed rate | Max. back pressure | Dosing head material | Liquid end version | Connector size |
---|---|---|---|---|---|---|---|---|
1114836 | 3-4 weeks | S1BAH12035PVTS010S000 | 35 l/h | 12 bar | PVDF | without back pressure valve, without valve springs | external thread G3/4" | |
1054163 | 3-4 weeks | S1BAH10050PVTS000S000 | 50 l/h | 10 bar | PVDF | without back pressure valve, without valve springs | external thread G3/4" | |
1054168 | 3-4 weeks | S1BAH04120PVTS000S000 | 120 l/h | 4 bar | PVDF | without back pressure valve, without valve springs | external thread G1" | |
1054201 | 3-4 weeks | S2BAHM16130PVTS000S000 | 135 l/h | 10 bar | PVDF | without back pressure valve, without valve springs | external thread G1" | |
1042350 | 3-4 weeks | S2BAHM07220PVTS010S000 | 220 l/h | 7 bar | PVDF | without back pressure valve, without valve springs | external thread G1 1/2" | |
1033583 | 3-4 weeks | S3BAH070580PVTS100S000 | 580 l/h | 7 bar | PVDF | without back pressure valve, without valve springs | external thread G2" |
All data calculated with water at 20 °C.