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Rosemount
Rosemount 5081 Two-Wire Transmitters for pH/ORP/Conductivity/Oxygen/Ozone/Chlorine
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Parámetros clave
Display
Two-line seven-segment; main 0.8 in (20 mm); secondary 0.3 in (7 mm) for temperature
Product Family
Rosemount 5081 two-wire transmitters for pH/ORP, contacting/toroidal conductivity, oxygen, ozone and chlorine
Communications
HART (-HT) or FOUNDATION Fieldbus (-FF/-FI); AMS compatible
Analog Output
Two-wire 4–20 mA with superimposed HART; output accuracy ±0.05 mA; scalable
Enclosure
Type 4X weatherproof corrosion-resistant; intrinsically safe design with barriers
Ph Accuracy
5081-P: ±0.01 pH / ±1 mV @ 25 °C; solution temperature compensation to 25 °C
| Parámetro | Valor |
|---|---|
| Display | Two-line seven-segment; main 0.8 in (20 mm); secondary 0.3 in (7 mm) for temperature |
| Product Family | Rosemount 5081 two-wire transmitters for pH/ORP, contacting/toroidal conductivity, oxygen, ozone and chlorine |
| Communications | HART (-HT) or FOUNDATION Fieldbus (-FF/-FI); AMS compatible |
| Analog Output | Two-wire 4–20 mA with superimposed HART; output accuracy ±0.05 mA; scalable |
| Enclosure | Type 4X weatherproof corrosion-resistant; intrinsically safe design with barriers |
| Ph Accuracy | 5081-P: ±0.01 pH / ±1 mV @ 25 °C; solution temperature compensation to 25 °C |
| Temperature Compensation | Automatic/manual; pH sensor temp 5–270 °F (−15–130 °C) class per sensor |
| Power | Loop-powered; HART supply at transmitter terminals ≥12 VDC after cable/load drop (250 Ω min HART load) |
| Memory | Non-volatile retention of program and calibration through power loss |
| Variants | 5081-P pH/ORP; 5081-C contacting conductivity; 5081-T toroidal conductivity; amperometric oxygen/ozone/chlorine variants |
| Programming | Infrared remote or HART/FF communicator; automatic buffer recognition for pH |