Two Wire or Four Wire Ultrasonic Sludge Level Analyzer / Meter For Wastewater USL10AC
1. Application
Measure sluge blanket level of sedimentation tank.
• Water supply plant
Sedimentation tank
• Wastewater treatment plant
Primary sedimentation tank, sedimentation tank, thickening tank
• coal preparation plant
Sedimentation tank, Concentrating pool
• power plant
Mortar sedimentation tank
2. Features and Benefits
• Based on the principle of reflected ultrasound, the analyzer is easy to be operated.
• Self-cleaning system is optional to reduce the maintenance.
• The ultrasonic energy emission is automatically adjustable to a variety of medium and a wide measurement range.
• Advanced circuit design and software algorithms make the analyzer unaffected by intisu interference.
• Large LCD screen displays the measurement data and the graph of sludge layers.
• The menu is available in Chinese or English.
• Isolated 4~20mA output
• Advanced self-diagnostics
• Profibus DP is optional.
• 3 Relays can be set Upper limit, lower limit and Failure alarm
3. Specifications
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Performance characteristics
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Measuring Range
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0~12m
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Resolution
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0.01m
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Accuracy
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±1%FS
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Response time
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10~600s adjustable
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Temperature compensation
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Automatic
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Display
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LCD displays date, time,measurement value, trendline, etc., available in both Chinese and English menu
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Data storage
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Automatic Data Storage, power-off data protection
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Setup
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Completed by transmitter pushing the buttons on the transmitter
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Outputs
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Analog Outputs
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one isolated 4-20mA output( maximum 800 ohms), optional selection of 3.8mA or 21mA(under the condition of malfunction)
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Relay outputs
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3 Relays with programmable hysteresis, can be set to alarm function or timer function
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Relay capacity
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2A, 250VAC
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Digital Communication
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MODBUS RS232/RS485,Profibus DP is optional
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Power supply
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AC power supply
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85~265 VAC, 50Hz/60Hz
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DC power supply
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24 VDC ±10%
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Physical parameters
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Dimension of Transmitter
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270×205×100mm(W×H×D)
(10.6*8*3.9 in.)
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Dimension of Sensor
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Φ64×85mm (2.5*3.4 in.)
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Materials
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--Transmitter: PC
--Sensor: 316L stainless steel
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Process connection of sensor
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1 inch cone male thread
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Environmental conditions
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Ingress protection
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--IP66 (transmitter)
--IP68 (Sensor)
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Operating Temperature
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--Transmitter: -20~60℃
--Sensor: 0~50℃
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Operating Pressure
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≤7.5Bar
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Air Cleaning Pressure
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0.7~3Bar
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4. Ordering Information
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Ordering Information
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Transmitter Selection
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Channel number
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Signal output
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Power version
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USL
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code
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meaning
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code
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meaning
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code
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meaning
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1
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Single channel
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0
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4~20mA
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AC
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220VAC
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2
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Dual channel
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1
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RS 485(Modbus)
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DC
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24VDC
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2
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Profibus DP
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Example:
USL10AC, single channel sludge level transmitter, output 4~20mA, 220V AC Power Supply.
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Sensor Selection
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Install mode
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Cable length
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USL-S
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code
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meaning
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code
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Meaning
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0
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Immersion installation
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C10
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10m cable
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CXX
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XXm cable
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Example:
USL-S0C10, a DO sensor, immersion-typed install , with 10m cable.
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(3) Accessories
FA0000: Immersion mounting bracket, stainless steel
FA0001: Immersion mounting bracket, PVC
FA0900: Stainless steel adapter
FA0901: PVC adapter
FA0800: Instrument protective housing, stainless steel
FA0810: Instrument protective housing, stainless steel, with heater unit
FC0200: Automatic cleaning accessories
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