RH101AA is an industrial pressure transmitter. As one of FOXBORO's classic pressure detection products, RH101AA integrates high-precision sensing technology and intelligent communication capabilities, and is widely used in process industries such as petrochemicals, power energy, water treatment, pharmaceuticals, metallurgy, etc.
Technical Parameters of RH101AA FOXBORO Pressure Transmitter
Standard pressure range: 0–0.6 bar to 0–600 bar (absolute, gauge, or differential pressure options available)
Extended range: Customizable up to 0–1000 bar upon request
Total error band: ±0.075% of span (including linearity, hysteresis, and repeatability)
Repeatability: ±0.02% of span
Stability: ±0.1% of span per year
Response time: ≤100 ms (adjustable damping: 0.1–32 seconds)
Primary output: 4–20 mA DC (2-wire loop)
Digital communication: HART® 7.0 protocol (compatible with HART communicators like Emerson 475/375)
Optional: FOUNDATION™ Fieldbus or PROFIBUS PA
Operating voltage: 10.5–42 V DC (2-wire loop)
Power consumption: ≤4 mA (standby), ≤20 mA (full output)
Operating temperature: -40°C to +85°C (-40°F to +185°F)
Storage temperature: -50°C to +100°C (-58°F to +212°F)
Humidity: 0–100% RH (non-condensing)
Vibration resistance: 2 g RMS (5–2000 Hz)
Shock resistance: 50 g (11 ms duration)
Process connection: 1/2" NPT, 1/4" NPT, or flange (ANSI/EN/DIN standards)
Wetted materials: 316L stainless steel, Hastelloy® C-276, or Monel® (depending on configuration)
Housing: IP67/IP68 rated (aluminum or stainless steel)
Mounting: Direct mount, remote mount, or bracket mount
Hazardous area approvals: ATEX, IECEx, UL/CSA (Class I, Div 1/2)
CE, RoHS, and NACE MR0175 compliant
SIL 2/3 certification (per IEC 61508)
Self-diagnostics: Built-in sensor fault detection, loop integrity monitoring
Local display: Optional LCD with push-buttons for on-site configuration
Reverse polarity protection: Yes
