Modus W Series of HVAC Differential Pressure Transmitters

Modus W Series of HVAC Differential Pressure Transmitters are designed to measure low differential pressures of liquids or gases. A wide selection of standard pressure ranges and electrical ratings is available.

Modus Series W Transmitters are an excellent choice for many HVAC, process and automation monitoring requirements. Typical applications include measurement of differential pressure across flow elements, heat exchangers, pumps, filters, liquid level monitoring and other demanding differential pressure measurement and control applications.

NIST-Traceable, field-replaceable sensor
NIST-Traceable factory calibration
User-selectable RH & temperature outputs
Robust, proven capacitive sensor technology
Attractive and rugged packaging
2%, 3% or 5% RH accuracy
NIST certification available
Versatile temperature measurement
Low cost of ownership
Two-year warranty
No moving parts to wear out
Proven long term stability of piezoresistive devices
Only 316 stainless steel in contact with the fluid
All welded construction

Performance
Accuracy	±1/2% of differential pressure range (includes non-linearity and hysteresis) or ±1% for 6 psid (50 kPA) range
Effect of Static Pressure on Differential Pressure Measurement	Less than ±0.25% for static pressure change from 0 to 100% or ±0.5% for 6 psid (50 kPa) range
Operating Temperature Range	32°F to 122°F (0°C to 50°C)
Storage Temperature	-20°F to 160°F (-30°C to 70°C)
Operating Humidity Range	10% to 90% RH, non-condensing
Shock Resistance	10 G (11 ms)
Vibration Resistance	5 G 3 to 50 Hz

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