Erdco

Variable Area Flow Meters, Switches, Transmitters, Turbine Meters
See-Flo
Series | Description | Applications | Functions | Features | Materials | Pressure Limits |
Temperature Limits |
Pipe Sizes |
3100 | Flow Indicator |
Transparent Liquids | Vane moves w/ flow (not calibrated)Observe fluid condition | Write-on scaleNo power required | Aluminum, brass or 316 sst | 200 psig | 400ºF 400ºF rating requires epm or viton o-ring |
1/2″- 12″ |
3200 | Flow rate meter | Transparent liquids or gases | Direct reading flow rateObserve fluid condition | Lowest cost meterNo power required | Aluminum, brass or 316 sst | 200 psig | 400ºF 400ºF rating requires epm or viton o-ring |
1/2″- 12″ |
Armor-Flo
Series | Description | Applications | Functions | Features | Materials | Pressure Limits |
Temperature Limits |
Pipe Sizes |
3400 | Flow rate meter | Liquids, gases or steam | Direct reading flow rate | General purpose meterOpaque fluids OKCalibrated for application conditions | Aluminum, brass, 316 sst or (Haste alloy 1/2-1″) | 200 psig 1/2 – 12″400 psig 1/2 – 6″1000 psig 1/2 – 1″ | 400ºF 400ºF rating requires epm or viton o-ring |
1/2″- 12″ |
3500 | Flow rate meter with lo/hi limit switches | Liquids, gases or steam | Direct reading flow rateLo/Hi switches | Meter w/ adjustable switchesOpaque fluids OKCalibrated for application conditions | Aluminum, brass, 316 sst or (Haste alloy 1/2-1″) | 200 psig 1/2 – 12″400 psig 1/2 – 6″1000 psig 1/2 – 1″ | 400ºF 400ºF rating requires epm or viton o-ring |
1/2″- 12″ |
3600 | Flow rate meter with transmitter | Liquids or gases | Direct reading flow rate4-20mA outputFrequency output | General purpose meterOpaque fluids OKCalibrated for application conditions | Aluminum, brass, 316 sst or (Haste alloy 1/2-1″) | 200 psig 1/2 – 12″400 psig 1/2 – 6″1000 psig 1/2 – 1″ | 185ºF | 1/2″- 12″ |
3700 | Flow rate meter with transmitter/ switches for hazardous areas Div1, Group C&D | Liquids or gases (steam w/ switch only) | Direct reading flow rate4-20 mA outputFrequency outputLo/Hi switches | XP meter w/ signal output or switchesOpaque fluids OKCalibrated for application conditions | 316 sst | 200 psig 1/2 – 12″400 psig 1/2 – 12″ | 185ºF with transmitter 400º with switch & epm or viton o-ring |
1/2″- 12″ |
Turbo-Flo
Series | Description | Applications | Functions | Features | Materials | Pressure Limits |
Temperature Limits |
Pipe Sizes |
20 | Turbine probe | Water (aqueous solutions) | Flow rateTotalize flow | Insertion designUse for large pipe sizesSurvey or flow profile | 304 sst | 1000 psig | 225ºF | 1-1/2″ to 72″ |
22 | Hot tap turbine probe | Water (aqueous solutions) | Flow rateTotalize flow | Screw jack mechanismUse for large pipe sizesSurvey or flow profile | 304 sst | 400 psig | 225ºF | 1-1/2″ to 72″ |
25 | Turbine probe | Water (aqueous solutions) | Flow rateTotalize flow | Non-metallicLowest costInsertion designXmttrs available | Delrin or PVC | 145 psig @ 75ºF | 225ºF (Delrin)140ºF (PVC) | 1-1/2″ to 10″ |
HP-302 | Hand held open stream velocity probe | Streams& Rivers, Outfalls Quench tanks |
Velocity measurementFind flow direction | Hand held probeTurbine head swivelsMeasure ft/sUp to 21 ft extensions | Anodized aluminum | N/A | 140ºF | N/A |
Applications List
- Chilled / Hot Water for HVAC
- Water / Air Rate of Flow
- Ground Water Monitoring
- Pump Seal Water
- Mine Water
- Lube Oil
- Process Utility Fluids
- Glycol / Water
- Quench Tank Velocity
- Open Stream Velocity
- Soil Vapor Extraction
- Cooling Tower Water
- Water Distribution and Irrigation
- Nitrogen Blanketing
- Water Treatment and Filtration
- Armored “Rotameter” Replacement
- Well Monitoring
- Glass Tube “Rotameter” Replacement