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Pressure Transmitter - R-1
Brand: WIKA Alexander Wiegand SE & Co. KGThe model R-1 pressure transmitter has been optimally designed for the specific requirements of refrigeration and air-conditioning applications. 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 (e.g. freon and ammonia).
Features- Wetted parts from stainless steel.
- Resistant to all common refrigerants.
- Special case design for the best possible condensation tightness.
- Private labelling possible.
Specifications
Power Supply
- The Power Supply depends on the selected output signal
- DC 0.5 ... 4.5 V: DC 4.5 ... 5.5 V
- DC 0 ... 10 V: DC 14 ... 30 V
- DC 1 ... 5 V: DC 8 ...30 V
- 4 ... 20 mA: DC 7 ...30 V
Temperature
- 59° to 77° F (15° to 25° C)
Atmospheric Pressure
- 12.5 ... 15.4 psi (860 ... 1,060 mbar)
Humidity
- 45 ... 75 % Relative
Nominal Position
- Calibrated in vertical Mounting position with process Connection facing downwards.
Accuracy at Reference Conditions
- Including Non-linearity, hysteresis, zero offset and end value deviation (Corresponds to measured error per IEC 61298-2).
- ≤ 2 % of Span
Temperature Error at -13 ... 185° F (-25 ... +85° C)
- Mean Temperature coefficient of Span: ≤ 0.3 % of Span/10 K
- Mean Temperature coefficient of zero point: typical ≤ 0.5 % of Span/10 K
Long-term Drift (per IEC 61298-2)
- ≤ 0.3 % of Span/Year
Settling Time
- ≤ 5 milliseconds
Ingress Protection (per IEC 60529)
- The Stated ingress Protection only applies when plugged in using mating Connectors that have the appropriate ingress Protection.
- Cable outlet: IP69K
- Metri-Pack Series 150: IP67
- Circular Connector M12 x 1: IP67
- The ingress Protection depends on the Type of Electrical Connection
Temperatures
- Ambient: -25° to +85° C -13° to +185° F
- Medium: -40° to +100° C -40° to +212° F
- Storage: -25° to +85° C -13° to +185° F
Stability
- The Pressure transmitter is resistant to the industrial Standard refrigerants
- Compressor staging
- Condenser fan controls
- Chiller systems