Sunreland metering pump
α -Flow Series Metering Pump
α -Flow Series Metering Pump
is a high-precision, high accuracy hydraulic diaphragm metering pump designed and manufactured according to the API 675 requirements. It is suitable for the application in various demanding and complicated process condition, its performance surpasses traditional metering pump, it is an ideal option for the various hazardous and harmful high-risk chemical dosing system. Mainly applied in chemistry, petrochemistry, oil gas field, power supply, papermaking, textile, energy, municipal water treatment and environmental protection,could be used in bio-pharmaceutical and food industry as well.
Typical Dosing Applications
?Ammonia
? Hydrazine
? Scale inhibitor
? Water treatment additives
? Chemical process additives
? Oil industry additives
? Edible pigment and food flavor
Technical Specification
? Max. flow rate: 10,000 L/h
? Max. discharge pressure: 300 Bar
? Turndown Ratio: 10:1
? Stability accuracy: ±0.5％
? Max. viscosity: up to 10,000cP
Liquid End
?Various materials available for the pump head: 316SS, PVC,PVDF, special alloys, stainless-steel fluorine lining
? Various pump head selection: PTFE diaphragm pump head,metal diaphragm pump head, plunger pump head
? Various structure selection: single diaphragm pump head,double diaphragm pump head, sandwich diaphragm pump head
? Many detective methods: on-site alarm of diaphragmrupture, distant transmission of alarm upon the diaphragm rupture
? Internal snifting valve, ensure the stability of output flow rate, meet the requirement of accuracy
? Internal pressure relief and venting valve, prevent the liquid end from overpressure, venting automatically
? Various check valve configuration: single-ball valve,double-ball valve, spring loaded valve, spring loaded disc valve
? Various connection ways: threaded connection, flange connection, quick connector connection
? Several pumps could be in parallel connection, meet delivering different mediums at the same time
Drive End：
? Variable eccentric mechanism adjust the stroke length,ensure the pulsation vary gently
? Employ tapered roller-bearing suit high loads and demanding operation condition
? Modular design makes the maintenance and repair of the drive mechanism convenient
? Robust worm gear and worm shaft decelerating mechanism reduce the operation noise and ensure the steady work
? Oil bath lubrication ensure drive parts with low wear and high reliability
Flow Rate Adjustment Options
? Manually adjust the stroke length: adjust the stroke length at full range
? Standard configuration: adjust flow rate is available either during running or at standstill
? Electric stroke adjustment: receive external control signals to adjust the stroke length
Power source: 220V single phase power source
Input signal: 4-20mA
Output signal: 4-20mA/1-5V
? Frequency conversion speed adjusting: receive external control signals to adjust the stroke length
Power supply: 220V single phase power source/ 380V
three phase power source
Input signal: 4-20mA
? Pneumatic stroke adjustment: receive external pressure signals to adjust the stroke length