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Wika Pressure Transmitter R-1, 0…20 bar (0…300 psi) gauge, for heating and refrigeration

Wika_R-1_1.webp Wika_R-1_2.webp Wika_R-1_3.webp

Part Number : R-1

Brand : WIKA

The WIKA R-1 0…20 bar (0…300 psi) gauge pressure transmitter has been optimally designed for the specific requirements of heating and refrigeration technology as well as in heat pumps. Its monolithic construction dispenses with the need to use seals on the process side. This enables the model R-1 to be used with all typical refrigerants. frequently changes. Its robust construction and high-quality workmanship, along with flexible configurations, make it an excellent choice for demanding industrial processes.

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Key features:

diaphragm design prevents clogging in media that could block standard pressure channels High flexibility with customizable configurations Vacuum-tight performance for use in vacuum conditions Robust, high-quality construction for long-term durability

Pros:

Clog-free operation in applications involving viscous or contaminated media Easy cleanability due to optimized design High accuracy in demanding environments

Cons:

May require specialized care during installation to avoid damage to the diaphragm not ideal for general-purpose applications

Downloads

Wika_R-1_Datasheet

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Wika_R-1_Operating_Instructions

Download

Wika_R-1_Technical_Information

Download

Specifications

Measuring range
0…20 bar (0…300 psi) gauge
Process Connection
G1/4 B, 1/8 NPT, 1/4 NPT, R 1/4, PT 1/4, 7/16-20 UNF-2A 90°, 7/16-20 UNF-2B Schrader connection, Blowpipe version
Electric connection
4-pin L-plug DIN EN 175301-803, IP78
Vacuum tightness
yes
Output Signal
5 ... 20 mA
Power Supply
DC 0 ... 10 V DC 1 ... 5 V
Non-linearity (BFSL]
≤ ±0.5 % of span
Accuracy at room temperature
≤ ±0.2 % of span
Permissible medium temperature
-40...+100 °C [-40 ... +212 °F]
Wetted parts & Case
Stainless steel

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