Xi'an Xiyi Central Control Technology Co., Ltd.
| Supply Ability | 100 pc |
| Wetted Parts Material | Stainless steel |
| Vacuum Resistance | 10 mbar (0.15 psi) |
| Pressure Sensing Element | Piezoresistive |
| Mounting Method | DIN rail or wall mount |
| Signal Output | 4-20mA 0-20mA 1-5V 0-5V |
| Measuring Principle | Absolute and gauge pressure |
| Special Features | Self-diagnostic function |
| Electrical Connection | 1/2 |
| Long Term Stability | ±0.1% of span per year |
| Structure | Control |
| Customized Support | OEM |
| Protection Rating | IP67 |
| Storage Temperature | -40 to 85 degrees Celsius |
| Mounting | Direct or remote |
| Brand Name | E+H |
| Model Number | NRF81 |
| Place of Origin | China |
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Product Specification
| Supply Ability | 100 pc | Wetted Parts Material | Stainless steel |
| Vacuum Resistance | 10 mbar (0.15 psi) | Pressure Sensing Element | Piezoresistive |
| Mounting Method | DIN rail or wall mount | Signal Output | 4-20mA 0-20mA 1-5V 0-5V |
| Measuring Principle | Absolute and gauge pressure | Special Features | Self-diagnostic function |
| Electrical Connection | 1/2 | Long Term Stability | ±0.1% of span per year |
| Structure | Control | Customized Support | OEM |
| Protection Rating | IP67 | Storage Temperature | -40 to 85 degrees Celsius |
| Mounting | Direct or remote | Brand Name | E+H |
| Model Number | NRF81 | Place of Origin | China |
| High Light | E+H Proservo NRF81 liquid level gauge ，high-precision level measuring instrument ，white level transmitter with warranty | ||
What is NRF81?
Key Functions & Capabilities
Here are some of the main functions and features of NRF81:
|
Feature |
Description |
|
Sensor integration |
Can connect to radar gauge, temperature probes, pressure transmitters, etc. |
|
Tank calculations / corrections |
Performs volume, density, or level corrections (e.g. to account for temperature or tank deformations) |
|
Alarm outputs / relays |
Has multiple SIL-rated relay outputs for alarms or safety functions |
|
Communication interfaces |
Supports several protocols: Modbus RS-485, V1, HART, analog 4–20 mA outputs, etc. |
|
Safety & approvals |
Designed for use in hazardous areas, with explosion protection and compliance with safety standards (e.g. SIL2 / SIL3) |
|
Enclosure & robustness |
Rugged enclosures (e.g. IP66 / IP68, NEMA 4X / 6P) to handle harsh conditions |
|
User interface & display |
Has local display (LCD) and touch control (in safe version) to show measured/calculated values on site. |
Technical / Performance Highlights
Company Details
Business Type:
Manufacturer
Year Established:
2003
Total Annual:
3000000-5000000
Employee Number:
101~200
Ecer Certification：
Verified Supplier
Xi'an Xiyi Central Control Technology Co., Ltd. is an enterprise engaged in the production, sales and R & D of industrial automation instruments. The company is located in the ancient city of Xi'an, a prosperous international city in China. The company is mainly engaged in Rosemount a... Xi'an Xiyi Central Control Technology Co., Ltd. is an enterprise engaged in the production, sales and R & D of industrial automation instruments. The company is located in the ancient city of Xi'an, a prosperous international city in China. The company is mainly engaged in Rosemount a...
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