Wireless Hydrostatic Level Transmitter

Specifications:

• 1-5 Vdc hydrostatic sensor input, 24-bit ADC
• 1 discrete input (dry contact)
• Up to a 10-year battery life.
• Advanced local LCD display interface
• Supports Over-the-Air (OTA) functionality for updating the device configuration
• Self-contained, rugged design
• Installs in minutes
• IP66, -40  ̊C to 70  ̊C (-40  ̊F to 158  ̊F)
• 900 MHz / 915 MHz / 2.4 GHz / 868 MHz
• Secure AES encryption
• Class I, Division 1 (Zone 0), Intrinsically Safe

Key Features:

Hardware –

Device Functionality – Liquid Level Sensing Wireless Transmitter Using Hydrostatic Technology

Embedded Controller – Ultra -Low Power RISC Microcontroller with Internal FLASH (Field Upgradeable)

Configuration – Standard RS232 Serial / BreeZ® Software for PC

Sensor Type – Submersible Hydrostatic Pressure Sensor (Sold Separately), Wide Operating Temperature Range

Inputs

1 Analog Input: 0-5 Volt, 24-bit ADC

1 Discrete Input: Dry Contact, NPN (Sink), Debounce Filter 20 – 2000 ms , 16-bit Counter

Power Source – Self-Contained, Internal 3.6 Vdc Lithium Battery

Available Power – Supplies Sens or Power Up to 12 Vdc

Sensor Power Up Delay – Approximately 500 ms

Internal Battery Life – Up to 10 Years , Based on User Defined Reporting Interval

Local LCD Display – 32-Character Display (16×2 Lines ) with 4 Function Keys + Read Button

Instant Displayable Read – Level / Discrete Input / Battery Voltage / RF Status

Local Configuration – Integral LCD with Push Button Interface

Device Diagnostics Health Tags : Battery Voltage, Received Signal Strength Indication (RSSI), RF Refresh, RF Timeout

Radio Band

ISM Band (License-Free)

900 MHz / 915 MHz · FHSS, FSK, AES Encryption 256-bit (900 MHz), 128-bit (915 MHz)

2.4 GHz / 868 MHz · DSSS, AES Encryption 128-bit / LBT-AFA, AES Encryption 128-bit

Bit Rate

868 MHz: 80 kpbs

900/915 MHz: 9600 bps / 115.2 kbps

2.4 GHz: 250 kbps

Output Power (Max)

900/915 MHz: 10 mW; 2.4 GHz: 63 mW; 868 MHz: 25mW

Receiving Sensitivity

900/915 MHz: -110 dBm @ 9600 bps , -100 dBm @ 115.2 kbps

2.4 GHz: -101 dBm @ 250 kbps ; 868 MHz: -106 dBm @ 80 kbps

RF Range
900/915 MHz: Up to 7500 Feet / 1.4 Miles / 2.3 km with Clear Line of Sight2

868 MHz: Up to 1.5 Miles / 2.4 km with Clear Line of Sight2

2.4 GHz: Up to 1.9 Miles / 3.1 km with Clear Line of Sight2

Use Case:

• Monitoring liquid levels in oil storage tanks or chemical containers in refineries and petrochemical plants.