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| home > products > hedland > variable area high pressure flow meters > air/caustic & corrosive gases |
AIR/CAUSTIC & CORROSIVE GASES |
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Basic Flow Meter |
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Flow-Alert
Micro Switch |
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Flow-Alert
Reed Switch |
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MR Flow Transmitter |
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Downloads
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Basic Flow Meter
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Flow ranges: 2 - 20 SCFM (1 - 9 L/SEC)
up to 80 - 800 SCFM (50 - 350 L/SEC) |
| Construction: T316 stainless steel |
| Sizes: 1/4 to 1/12 inch ports |
| Ports: NPTF and BSPP |
| | Pressure up to 1,500 psi (103 bar) maximum |
| Temperature up to 240 °F (116 °C) |
| Accuracy ±2% full scale |
| Repeatability ±1% |
| Standard calibration: 1.0 specific gravity |
| Direct reading |
| Install in any position |
| 360° rotatable guard/scale |
| Easier to read linear scale |
| No flow straighteners or special piping required |
| Relatively insensitive to shock and vibration |
| Optional:
- Special scales available
- Hostile environment kit for corrosive vapors and high temp |
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|
Basic Flow Meter |
|
Flow-Alert
Micro Switch |
|
Flow-Alert
Reed Switch |
|
MR Flow Transmitter |
|
|
Downloads
|
|
Flow-Alert™ Micro Switch
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Automatically signals alarm if flow is too high or too low |
| Automatically opens or closes electrical circuits |
| Triggers warning lights, buzzers and other devices |
| Shuts down pumps and/or other equipment to protect your operation against permanent damage |
| Install in any position |
| Easier to read linear scale |
| No flow straighteners or special piping required |
| Relatively insensitive to shock and vibration |
| Temperature up to 240 °F (116 °C) |
| Pressure up to 1,500 psi (103 bar) maximum |
| Accuracy ±2% full scale |
| Repeatability ±1% |
| Standard calibration: 1.0 specific gravity |
| Construction: T316 stainless steel |
| Flow ranges: 3 - 25 SCFM (2 - 12 L/SEC)
up to 80 - 800 SCFM (50 - 350 L/SEC) |
| Sizes: 1/4 to 1-1/2 inch ports |
| Ports: SAE, NPTF and BSPP |
| Housing: Anodized and epoxy-coated aluminum with polycarbonate lens |
| Rating: NEMA 12 and 13 (IP52/54) |
| Micro Switch: Single(1) or Double(2) prewired single-pole, double-throw (SPDT) | |
| Connection: Pig-tail conductor (standard) with water-tight strain relief |
| Includes: Basic flow meter with Flow-Alert flow switch |
| Optional: Special scales available |
|
|
Basic Flow Meter |
|
Flow-Alert
Micro Switch |
|
Flow-Alert
Reed Switch |
|
MR Flow Transmitter |
|
|
Downloads
|
|
Flow-Alert™ Reed Switch
|
No mechanical linkage |
| Provides output to signal alarm if flow is too high or too low |
| Flow ranges: 3 - 25 SCFM (2 - 12 L/SEC)
up to 80 - 800 SCFM (50 - 350 L/SEC) |
| Construction: T316 stainless steel |
| Sizes: 1/4 to 1-1/2 inch ports |
| Ports: SAE, NPTF and BSPP |
| Pressure up to 1,500 psi (103 bar) maximum |
| Temperature up to 240 °F (116 °C) |
| Accuracy ±2% full scale |
| Repeatability ±1% |
| Standard calibration: 1.0 specific gravity |
| Install in any position |
| Easier to read linear scale |
| No flow straighteners or special piping required |
| Relatively insensitive to shock and vibration |
| Housing: Anodized and epoxy-coated aluminum with polycarbonate lens |
| Rating: NEMA 12 and 13 (IP52/54) |
| Reed switch options: Single(1) or Double(2) prewired single-pole, single-throw (SPST-NO) normally open or single-pole, single-throw (SPST-NC) normally closed | |
| Connection: 4 pin (Protection Class IP65) |
| Includes: Basic flow meter with Flow-Alert flow switch |
| Optional: Special scales available |
|
|
Basic Flow Meter |
|
Flow-Alert
Micro Switch |
|
Flow-Alert
Reed Switch |
|
MR Flow Transmitter |
|
|
Downloads
|
|
MR Flow Transmitter
|
Operate as part of a totally integrated electronic process control/data acquisition system |
| Digital flow rate and total flow indication |
| Proportional analog outputs for electronic integration | |
| Non-contact sensor electronics |
| In-field compensation for — specific gravity, pressure and temperature |
| Flow ranges: 3 - 25 SCFM (2 - 12 L/SEC)
up to 80 - 800 SCFM (50 - 350 L/SEC) |
| Construction: T316 stainless steel |
| Sizes: 1/4 to 1-1/2 inch ports |
| Ports: SAE, NPTF and BSPP |
| Pressure up to 1,500 psi (103 bar) maximum |
| Temperature up to 240 °F (116 °C) |
| Accuracy ±2% full scale |
| Repeatability ±1% |
| Standard calibration: 1.0 specific gravity |
| Install in any position |
| No flow straighteners or special piping required |
| Insensitive to shock and vibration |
| Housing: Anodized and epoxy-coated aluminum with polycarbonate lens |
| Rating: NEMA 12 and 13 (IP 52/54) |
| Connection: 4-pin |
| Electrical: Loop powered on 4–20 mA current |
| Output: Factory calibrated, field selectable 4–20 mA, 0–5 Vdc and 0–10 Vdc |
| CE compliant — exceeds US and meets European standards for EMI/EMC |
| US Patent 7,130,750 |
| Includes: Basic flow meter with flow transmitter output |
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