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SENTEC concentrates on the advanced solutions for sensing technology, local detection, remote control and IOT system.

ultrasonic tank liquid level meter ultrasonic level sensor
non contact water level sensor
OVERVIEW
SUL804 ultrasonic level transmitter is fully digital with on-site display and has perfect object level measurement and control, data transmission and human-computer communication functions. They are manufactured with engineering plastic ABS waterproof case and military quality multi-layer PCB board, designed with modular circuit. The main chip adopts dozens of related ASICs with import industrial grade single-chip microcomputer to make them with perfect features of digital temperature compensation and ultra-wide voltage input voltage regulation. Modules can also be added to implement other functions (such as Bluetooth, GPRS communication, etc.) according to customer needs. They have strong anti-interference ability and suport the upper and lower limit nodes and online output adjustment casually, analog quantity selection and switch quantity and RS485 output. They have the characteristics of high reliability, no pollution, stable performance and widely used in various fields related to material level and liquid level measurement and control.

MAIN FEATURES

SPECIFICATION
Range | 5m, 8m, 10m, 12m, 15m, 20m, 25m, 30m | ||
Blind area | <0.4-1.5m (according to different range) | ||
Beam angle | <12° | ||
Accuracy | ±0.25%F.S | ||
Output | Analog signal | Digital signal | Switch signal |
4~20mA, 0~20mA | RS485 that support Modbus | NPN (with PP pulse output option) Relay (AC:5A/250V DC:10A/24V) | |
Power supply | DC12-30V or AC220V | ||
Consumption | <1.5W | ||
Display | 4 bits 8 segment LED display (LCD option available) | ||
Min. resolution | 1mm | ||
Frequency | 20 KHz~43.0KHz | ||
Protection class | Default IP65 (other options customizable) | ||
Explosion proof | ExiaII BT4Gb | ||
Operation temperature | -10°C~60°C | ||
Housing | ABS/ Nylon | ||
Cable | User defined (with connectors) | ||
Dimension | Φ92mm x 198mm x M60 (5m-15m range) Φ92mm x 270mm x DN80 nonstandard flange (20m-30m range) | ||
Installation | M60 x 2 or Φ61mm hole with gasket (5m-15m range) | ||
Electrical connection | M20 x 1.5 (two units) | ||
ELECTRICAL CONNECTION
| Power + | Power - | Signal + | Signal - | Ground Wire |
2 wire: 4~20mA | RED | NA | GREEN | NA | BLACK |
3 wire: 0~5V, 0~10V, 0.4~4.5V | RED | GREEN | YELLOW | GREEN | BLACK |
4 wire: RS485, MODBUS | RED | GREEN | YELLOW | BLUE | BLACK |
APPLICATION ATTENTIONS





Q: How long will you give me the reply?
A: we will contact you in 1 hours as soon as we can.
Q:Could I visit your factory?
A: Sincerely invite you to visit our factory.
Q: Do you provide samples ?
A: Yes,we have materials in stock to help you to get the samples as soon as we can.
Q: How about the quality of the managements ?
A: We have a complete quality control system , all of our products will be fully pre-inspection by QC departments before shipping to you . We have the certification of ISO,CE we could send the certification test of our company to you
Q: What is your terms of payment ?
A: We could accept T/T, Paypal, WU ,Credit Assurance
Q: What is the warranty for your product ?
A: Warranty: 2 years, Lifetime maintenance


| Registration Date | 2019/05/11(Year/Month/Date) |
|---|---|
| Buyer / Seller in EC21 | Seller |
| Business Type | Trading Company |
| Year established | 2018 |
| Employees total | 51 - 100 |
| Annual revenue | USD 10,000,001 - 50,000,000 |
| Company | Chengdu Sentec Technology Co.,Ltd |
|---|---|
| Address | No. 42nd Shu Xi Road, Jinniu District, Chengdu City, Sichuan ProvinceChengduSichuan610032China |
| Phone | 86 - 028 - 60253688 |
| Contact | Vicki Long |