668-1 | Differential pressure transmitter | range 0-0.25
$328.25
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Brand: Dwyer InstrumentsSKU: 668-1
List Price
$985.00
$328.25
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668-1 | Differential pressure transmitter | range 0-0.25" w.c. | Dwyer Instruments

Dwyer Instruments | 668-1
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Dwyer Instruments 668-1 Documents

Overview

Details for 668-1

Dwyer Instruments NCO-668-1 Differential Pressure Transmitter: The NCO-668-1 is a highly accurate and reliable differential pressure transmitter from Dwyer Instruments. It measures pressure differences in the range of 0-0.25" W.C., making it ideal for a wide range of industrial applications. The transmitter features a robust construction with a stainless steel sensor and aluminum housing, ensuring durability in harsh operating conditions. With its 4-20 mA output signal, the NCO-668-1 seamlessly integrates with various control systems. Its compact design allows for easy installation in space-constrained applications. The transmitter also boasts a high accuracy of ±2.5% of full scale, providing precise and reliable pressure measurements. Industries such as automotive, pharmaceutical, chemical processing, and HVAC rely on the NCO-668-1 for monitoring and controlling pressure in various processes. Its suitability for clean or dry gas measurements makes it a versatile solution for a diverse range of applications. Our HVAC supply store offers the NCO-668-1 at competitive prices with fast shipping, ensuring timely delivery of this essential component for industrial and maintenance operations.

Series 668 Differential Pressure Transmitter

Ranges from 0 to 100" w.c., Overpressure Protection to 10 psig, ±1% Accuracy

Our low cost Series 668 Differential Pressure Transmitter is capable of measuring low pressures with a ±1% accuracy - ideally suited for proper building pressurization and air flow control. Transmitters can withstand up to 10 psig overpressure with no damage to the unit. Variable capacitance sensor design provides excellent sensitivity and long-term stability. Compact, lightweight design makes installation simple and easy. Units also feature reverse-polarity protection.

Calibration Option available under Accessories.

Product Applications

  • Variable air volume systems
  • HVAC
  • Building management
  • Good accuracy at low pressure ranges provides exceptional value for ensuring control and minimizing costly out of specification conditions
  • High overpressure rating eliminates possible damage to unit reducing unnecessary service time

Specifications

Series
668 Differential Pressure Transmitter
Category/Type
Pressure
Type
Differential Pressure
Series
668 Differential Pressure Transmitter
Service
Air and non-conductive gases.
Accuracy
±1% FS (RSS); (includes non-linearity; hysteresis; and non-repeatability).
Temperature Limits
Operating: 0 to 150°F (-18 to 65°C); Storage: -40 to 185°F (-40 to 85°C).
Pressure Limits
10 psig (0.69 bar).
Compensated Temperature Range
0 to 150°F (-18 to 65°C).
Thermal Effects
0.033% FS/°F (0.18% FS/°C).
Supply Voltage
12 to 30 VDC.
Output
4 to 20 mA; 2-wire.
Zero and Span Adjustment
±1 mA; non-interactive.
Response Time
<60 msec.
Loop Resistance
0 to 800 Ω.
Electrical Connection
Terminal strip.
Pressure Connection
3/16" OD fitting for 1/4" ID tubing.
Housing
Fire retardant glass filled polyester.
Weight
3 oz (85 g).
Agency Approval
CE.

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