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Series 616WL Differential Pressure Transmitter
Brand: Dwyer Instruments, LLCThe SERIES 616WL Differential Pressure Transmitter senses very low pressures of air and non-combustible, compatible gases and sends a standard 4-20 mA output signal.
All models, including those featuring the 3 digit LCD digital read-out, are factory calibrated to specific ranges as listed in the chart below.
Positive, negative and differential pressures can be measured within a full span accuracy of ±0.50%. This weatherproof unit is enclosed in a polycarbonate case, designed to meet (IP66/NEMA 4X). Internal digital push button zero and span allow for quick and simple field calibration.
Features- NEMA 4X rated enclosure provides protection in harsh environments permitting outdoor monitoring or in areas where dust and particulate matter exists
- Easy to read LCD display provides immediate local alerts allowing corrective action to be taken quicker to eliminate the problem from becoming widespread
- Zero and span controls provides easy calibration checks and shorter installation time to get device running and monitoring
- High precision accuracy at low pressure ranges provides exceptional accuracy for insuring tight-control and minimizing costly out of specification conditions
1 - 12 of 16 Part Numbers
616WL-12-LCD-NIST
- Pressure Range - Inches WC: 0 to ± 0.25
- Certificates - NIST Traceable Calibration Certificate
616WL-14-LCD-NIST
- Pressure Range - Inches WC: 0 to ± 1
- Certificates - NIST Traceable Calibration Certificate
616WL-2-LCD-NIST
- Pressure Range - Inches WC: 0 to 0.25
- Certificates - NIST Traceable Calibration Certificate
616WL-22-LCD-NIST
- Pressure Range - Inches WC: 0 to 60
- Certificates - NIST Traceable Calibration Certificate
616WL-25-LCD-NIST
- Pressure Range - Inches WC: 0 to 250
- Certificates - NIST Traceable Calibration Certificate
616WL-32-LCD-NIST
- Pressure Range - Inches WC: 0 to ± 60
- Certificates - NIST Traceable Calibration Certificate
1 - 12 of 16 Part Numbers
Specifications
Brand
Accuracy
- ± 0.5 % of Full Scale, Display Accuracy ± 0.5 %
Approvals & Certifications
- CE
Compensated Temperature
- -6.67° to 48.9° C (20° to 120° F)
Consumption
- DC: 38 mA - Max.
Electrical Connectors
- Screw Typical Terminal Block
Environmental Protection
- IP66
- NEMA 4X
Loop Resistance
- DC: 0 to 900 ohms, Max.
Maximum System Pressure
- psig: 2 to 4
Media
- Air
- Non-Combustible, Compatible Gases
NACE & NIST
- NIST Traceable Calibration Certificate
Output
- 4-20 mA
Power Requirement
- 12-30 Vdc (2-Wire)
Pressure Range
- Inches WC: 0 to 1
- Pa: 0 to 250
Process Connection Material
- Rubber
- Vinyl Tubing
Sensor Orientation
- Vertical
Span & Zero Adjustments
- Digital Push Button
Stability
- ± 1 % of Full Scale Per Year
Temperature Effect
- ± 0.02 % of Full Scale/°F
- 0.036 % of Full Scale/°C
Temperature Range
- -17.8° to 60° C (0° to 140° F)
Tube Connection
- 3/16” Tube
- Dual Size to Fit 1/8” & 3/16” I.D. Rubber or Vinyl Tubing
- Low pressure applications
- Outdoor HVAC
- Dust collection
- Roof-top equipment