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ROSEMOUNT 248 TEMPERATURE SENSOR
The Rosemount 248H (head-mount) or 248R (wall-mount) thermal transmitter with HART® protocol is designed for standard single-point measurements
The industry standard Rosemount 248 thermal transmitter provides stable and reliable performance in process environments. Designed to meet the requirements of conventional single-point temperature measurement, it features a rugged design to withstand a wide range of process environments. This head-mounted temperature transmitter is available in a variety of housing options for application flexibility.
Technical features
Input: single sensor option with universal inputs (RTD, T/C, mV, ohms)
Output signal: 4-20 mA / HART® protocol
Housing: DIN B head or rail mounting
Diagnostics: Basic diagnostics including open/short circuit sensor diagnostics
Calibration options: 5-point calibration
Certification / approvals: Hazardous areas, marine type, see technical data for full list of certifications

ROSEMOUNT 148 TEMPERATURE SENSOR
The Rosemount 148 thermal transmitter is a standard unit that can be used with multiple sensor types for cost-effective installation and improved accuracy over wired solutions. This thermal transmitter is available in a B-style DIN rail mount configuration with a variety of housing options. For reliable operation in process environments, this device features a 4 to 20 mA signal that is immune to interference and provides ambient temperature compensation.
Specification
Input data for one sensor with universal input signals (RTD, T/C, Ohm)
4-20 mA Analog output signal
DIN B housing head mounting
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