New Technology, Durable Design
The ProMinent Sigma/ 3 is a mechanically actuated diaphragm metering pump is capable of flow rates from 48 - 274.7 gph (182 - 1,040 l/h) and pressures up to 174 psi. The entire Sigma motor-driven metering pump product range, control type S1Cb/S2Cb/S3Cb, has been equipped with intelligent features to provide a high level of operating convenience, safety, and efficiency. The Sigma X features a removable HMI control unit with innovative click-wheel and 4 operating buttons. Also available in basic (non-microprocessor-based version) and explosion-proof models.
Features and Benefits
- Safe: In the event of an accident, the feed chemical does not escape to the outside nor into the pump's power end, thanks to the patented multi-layer safety diaphragm with optical signalling (electrical as an option).
- Integrated relief valve protects the pump against overloading and reliable operation by means of a bleed option during the metering process.
- External control is scalable via potential-free contacts with pulse step-up and step-down, batch mode or via a 0/4-20 mA standard signal.
- Can be flexibly networked: Connection to process management systems via integral PROFIBUS®.
- Integral log book saves up to 300 events and simplifies troubleshooting and analysis of the cause.
Field of application
The following list is a general representation of basically suitable applications for this product. Please contact your personal representative to discuss the use of the product in your individual application.
- Time-controlled chemical addition in cooling water circuits
- Proportional chemical addition in water treatment (e.g., Sodium Hypochlorite for drinking water disinfection)
- Measurement-dependent chemical addition (e.g., acid & caustic metering for pH neutralization in wastewater treatment)
- Pulse-controlled metering from variable flow meters
- Chemical process, Mining, Petrochemical, Heavy industrial, Pharmaceutical, Water and Wastewater Treatment
Technical Details
- Stroke length: 6 mm
- Stroke length adjustment range: 0 - 100
- Stroke length adjustment: manually by means of self-locking rotary dial in 1 % increments
- Under correct, constant conditions, correct installation and calibration, the precision is better than ±1 %, based on maximum stroke volume.
- Power supply: 1 pH, 100 - 230 V ±10 %, 240 V ±6 %, 50/60 Hz (420 W)
- Degree of protection IP 65
- Glass fiber reinforced plastic housing
- Manual or external contact operation adjustable, factor for external contact control 99:1 - 1:99; batch operation with max. 99,999 strokes/start pulse.
- Dosing profiles for optimum dosing results.
- Display of wear parts in the service menu.
- Connector for level switch 2-stage.
- Connection to PROFINET via ProMinent DULCOnvert PROFIBUS®- PROFINET Converter
- Various relay modules available.
- Variants with EU 1935/2004, FDA or Hygienic Design are available for food applications.
- Wetted materials: PVDF, stainless steel 1.4571/1.4404, special materials on request.
- Dosing heads with electropolished stainless steel are available on request for aqueous media in hygienically demanding applications.
- We are happy to provide alternative material versions for compliance with export regulations for pump capacities >600 l/h and PVDF.
- Customized designs are available on request.
For safety reasons, suitable overflow devices must be provided for all mechanically deflected Diaphragm Metering Pumps during installation.
Technical Data
Type | Capacity at max. back pressure | Suction lift | Perm. pre-pressure suction side | Connector Suction/Discharge Side | Shipping weight |
|---|
| | | Max. stroke rate | | | | |
|---|
S3Cb | gph | l/h | psi | ml/stroke | Strokes/min | ft | m WC | psi | inches | lb | kg |
|---|
* DN32 plate valves with valve spring |
120145 PVT | 48.08 | 182 | 145 | 33.7 | 90 | 16 | 5 | 29 | 1 MNPT | 48.5 | 22 |
120145 SST | 48.08 | 182 | 174 | 33.7 | 90 | 16 | 5 | 29 | 1 MNPT | 57.3 | 26 |
120190 PVT | 64 | 243 | 145 | 33.7 | 120 | 16 | 5 | 29 | 1 MNPT | 48.5 | 22 |
120190 SST | 64 | 243 | 174 | 33.7 | 120 | 16 | 5 | 29 | 1 MNPT | 57.3 | 26 |
120270 PVT | 96 | 365 | 145 | 33.8 | 180 | 16 | 5 | 29 | 1 MNPT | 48.5 | 22 |
120270 SST | 96 | 365 | 174 | 33.8 | 180 | 16 | 5 | 29 | 1 MNPT | 57.3 | 26 |
070410 PVT | 132 | 500 | 102 | 95.1 | 90 | 13 | 4 | 15 | 1-1/2 MNPT * | 52.9 | 24 |
070410 SST | 132 | 500 | 102 | 95.1 | 90 | 13 | 4 | 15 | 1-1/2 MNPT * | 63.9 | 29 |
070580 PVT | 177 | 670 | 102 | 95.1 | 120 | 13 | 4 | 15 | 1-1/2 MNPT * | 52.9 | 24 |
070580 SST | 177 | 670 | 102 | 95.1 | 120 | 13 | 4 | 15 | 1-1/2 MNPT * | 63.9 | 29 |
040830 PVT | 275 | 1,040 | 58 | 95.1 | 180 | 10 | 3 | 15 | 1-1/2 MNPT * | 52.9 | 24 |
040830 SST | 275 | 1,040 | 58 | 95.1 | 180 | 10 | 3 | 15 | 1-1/2 MNPT * | 63.9 | 29 |
Materials in Contact with the Medium
| | DN 25 ball valves | DN 32 plate valves | |
|---|
Identity code of material | Seals | Suction / discharge connection on dosing head DN 25 | Valve balls | Valve seats | Suction / discharge connection on dosing head DN 32 | Valve plates/valve springs | Valve seats | Integral relief valve |
|---|
* With design “F”, the ball seat is made of PVDF, only for DN 25 ball valves |
** The valve spring is coated with CTFE (resistance similar to PTFE) |
*** Specifically for areas at risk from explosion |
**** DN 25 and DN 32 designed as ball non-return valve |
PVT | PTFE | PVDF | Glass | PTFE * | PVDF | Ceramic/Hastelloy C + CTFE ** | PTFE | PVDF/FKM or EPDM |
SST | PTFE | Stainless steel 1.4581 | Stainless steel 1.4404 | PTFE * | Stainless steel 1.4581 | Stainless steel 1.4404/Hastelloy C | PTFE | Stainless steel/FKM or EPDM |
TTT *** | PTFE | PTFE + 25% carbon | Stainless steel 1.4404 | PTFE * | PVDF | Ceramic/Hastelloy C + CTFE ** | PTFE | - |
PVF | PTFE | PVDF | Glass | PVDF | - | - | - | - |
SSF | PTFE | Stainless steel 1.4581/1.4404 | Stainless steel 1.4404 | PVDF | - | - | - | - |
SSG | PTFE | Stainless steel 1.4581/1.4404 | Stainless steel 1.4404 | Stainless steel 1.4404 | - | - | - | - |
SSH **** | EPDM or FKM | Stainless steel 1.4435 | Stainless steel 1.4404 | Stainless steel 1.4404 | Stainless steel 1.4581 | Ceramic/E-CTFE | Stainless steel 1.4404 | - |
Motor Data
| Identity code specification | | Power supply | | | Remarks |
| U | 1-phase, IP 65 | 100 – 230 V ±10 % / 240 V ±6 % | 50/60 Hz | 420 W | Wide-range voltage power unit |
Motors less than 0.75 kW and motors designed for speed-controllable operation are not subject to the IE3 standard in compliance with the Ecodesign Directive 2009/125/EC.
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