Original supply of Beijing Far East Rosemount 5081 explosion-proof pressure transmitter
The Rosemount 5081 explosion-proof pressure transmitter is a single-channel loop-powered device that can receive inputs from pH/ORP sensors, conductivity sensors (contact and toroidal), and ammeters (dissolved oxygen, chlorine, and ozone sensors).
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Classification:
Pressure transmitter
Rosemount transmitter
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Detailed introduction
1. Product Overview:The Rosemount 5081 explosion-proof pressure transmitter is a single-channel loop-powered device that can receive inputs from pH/ORP sensors, conductivity sensors (contact and toroidal), and ammeters (dissolved oxygen, chlorine, and ozone sensors).
2. Product Specifications:
| Parameter | Specification |
|---|---|
| Input Types | pH/ORP, Contacting Conductivity, Toroidal Conductivity, Amperometric (DO, Chlorine, Ozone) |
| Enclosure Rating | NEMA 4X (IP65), Explosion-proof (NEMA 7B) |
| Material | Epoxy-coated cast aluminum |
| Display | Two-line, backlit LCD |
| Power Supply | 12–42.4 VDC (Loop-powered); ≤30 VDC for IS installations |
| Communication Protocols | HART® or FOUNDATION™ Fieldbus |
| Temperature Range | -20 to 65 °C |
| Sensor Diagnostics | Continuous with warning and fault alerts |
| Data Retention | Non-volatile memory |
| Temperature Compensation | Automatic (especially for pH/ORP measurements) |
| Mounting Options | Pipe, wall, or panel |
| Weight | Approx. 2.3 kg (varies by model and configuration) |
3. Product Features:
Explosion-proof and intrinsically safe design, certified for hazardous area installations (NEMA 7B, Type 4X/IP65)
Supports multiple sensor types: pH/ORP, contacting and toroidal conductivity, and amperometric sensors (DO, chlorine, ozone)
Digital communication options: HART® or FOUNDATION™ Fieldbus for seamless integration and remote diagnostics
Large, easy-to-read two-line display showing process measurement and temperature
Simple menu structure and Quick Start programming for fast setup
Non-volatile memory retains settings and calibration data during power loss
Continuous sensor diagnostics with warning and fault alerts
Automatic temperature compensation and buffer calibration for pH/ORP measurements
Rugged, corrosion-resistant enclosure ideal for wet or corrosive environments
Frequently Asked Questions – Rosemount 5081
1. What types of sensors can the 5081 accept?
It supports pH/ORP, contacting and toroidal conductivity, and amperometric sensors (like dissolved oxygen, chlorine, and ozone).
2. Is it certified for hazardous areas?
Yes, it has explosion-proof, intrinsically safe, and non-incendive approvals, including NEMA 7B and Type 4X/IP65 ratings.
3. What communication protocols are available?
You can choose between HART® and FOUNDATION™ Fieldbus, depending on your system integration needs.
4. Can it be used in wet or corrosive environments?
Absolutely. The epoxy-coated cast aluminum enclosure is built for durability in harsh conditions.
5. How is sensor calibration handled?
It offers auto and manual calibration, with buffer recognition for pH and standardization options for ORP. Diagnostic messages help identify calibration issues.
6. What happens if a sensor or transmitter fault occurs?
The display will show warning or fault messages, and the output can be held at a programmed value to maintain process stability.
7. Is the display user-friendly?
Yes, it features a two-line backlit LCD with a simple menu structure and Quick Start programming.
8. Can I mount it in different ways?
It supports pipe, wall, or panel mounting, offering flexibility for installation.
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