DWYER 低成本压力变送器 638R系列器
The Series 638R OEM Pressure Transmitter is a high-accuracy, low-cost pressure transmitter designed for industrial equipment markets. This transmitter is designed to work with all liquids and gases that are compatible with the wetted materials. The series features a number of configurable options including wetted materials, process connections, and pressure ranges. Whether the application involves aggressive fluids or extreme temperatures, this transmitter is a great option for most applications.

Service:

Compatible gases and liquids.

Wetted/Housing Materials:

Brass, aluminum, or 316 SS.

Accuracy:

±1.2% FS (includes linearity, hysteresis, repeatability and calibration); Static error band @ 25°C, 5.0 VDC supply voltage.

Cycle Life:

10 million FS cycles.

Storage Temperature:

-40 to 302°F (-40 to 150°C).

Operating Temperature:

-40 to 275°F (-40 to 135°C).

Pressure Limit:

See model chart on catalog page.

Thermal Effect:

±0.013% FS/°C.

Power Supply:

5 VDC.

Output Signal:

0.5 to 4.5 VDC ratiometric.

Response Time:

10 ms typical.

Output Load:

20kΩ min. (Pull-up or Pull-down)

Current Consumption:

<10 mA @ 5.5 VDC (8.5 mA typical).

Electrical Connection:

Packard connection.

Process Connection:

7/16" 20 UNF (female) or 1/4" NPT (female).

Enclosure Rating:

IP67 (with IP67 plug).

Mounting Orientation:

Mount in any position.

Weight:

1.1 oz (30 g).
DWYER 低成本压力变送器 638R系列器