Jeskon Systems Private Limited

• Non-Contacting Ultrasonic Sensor
• Large, Backlit LCD Display
• 12-Digit Totalizer
• Isolated 4-20mA (1000 ohm)
• 2 Programmable Control Relays
• Automatic Sensitivity Adjustment
• Built-in 5-Key Calibrator
• Optional 26 million point data logger with USB output to flash memory

• Accurately measure the flow rate of relatively clean, non-aerated liquids like potable water, raw water, cooling water, de-ionized or reverse-osmosis water, oils and chemicals in full pipes. Ultrasonic transducers mount on the outside of a pipe without shutting down flow. Flow rate is displayed on the large, backlit display, along with total volume, signal strength, relay status, and other diagnostic values. Use the built-in control relays as flow alarms or volume totalization. Connect the isolated 4-20mA output to PLC's or controllers. A 128MB data logger is standard, capable of capturing up to 26 million data points. Optional MODBUS RTU via RS-485 available for connection to automation systems.
• The TTFM 6.1 works on a wide range of pipe sizes and materials including carbon steel, stainless steel, ductile iron, concrete lined ductile iron, cast iron, PVC, PVDF, fiberglass, copper, brass, aluminum and pipes with bonded liners including epoxy, rubber and Teflon.
• The TTFM 6.1 Transit Time Flow Meter operates by measuring the “transit time” or “time of flight” for ultrasonic sound pulses transmitted from one transducer to another. Depending on the mounting configuration, the signal may cross the pipe once, twice or four times. To measure flow the transit time is compared between ultrasonic signals travelling upstream and downstream.

• Enhanced Performance
• Wide Range of Applications
• Easy to Install and Configure
• Non-Contacting Clamp-on Ultrasonic Transducers
• Works on a Large Variety of Pipe Materials and Sizes
• Large Backlit Flow Rate Display and Totalizer
• Isolated 4-20mA Output
• 2 Programmable Control Relays
• Optional MODBUS® RTU or HART Output
• Application Optimization Available
• 128MB Data Logger
• Plug-and-play options including MODBUS RTU output and extra control relays
• Programming built-in 5-button keypad

• This specification covers a Clamp-On Transit-Time Ultrasonic Flow Meter as manufactured by Greyline Instruments, Largo, Florida / Long Sault, Ontario. The meter shall provide for non-intrusive flow measurement, direction indication, volume totalizing, and transmitting of the flow rate in a full pipe.

• The ultrasonic flow meter shall have an accuracy of ±1% of reading or ±0.015 ft/sec (±0.0046 m/sec), whichever is greater. Have repeatability and linearity of ±0.25%.
• Shall operate on relatively clean liquids in full pipes with less than 2% solids or gas bubbles at flow velocities from ±0.07 to 40 ft/sec (±0.02 to 12 m/sec).
• Operate on any metal, or plastic, sonic conducting material including carbon steel, stainless steel, ductile iron, concrete lined ductile iron, cast iron, PVC, PVDF, fiberglass, galvanized steel, copper, brass and pipes with bonded liners including epoxy, rubber and Teflon.
• The ultrasonic flow meter shall be optimized and pre-programmed for the application when information like pipe material, pipe size, wall thickness, fluid type, fluid temperature, and max flow rate are provided at time of order.

• The flow meter shall have a dual transmitting/receiving, clamp-on transducers.
• The transducers shall operate continuously at temperatures from -40°F to 300°F (-40°C to 150°C).
• The standard transducer pair shall be designed to install on pipes with inside diameter ranging from 2" to 48" (50 mm to 1200 mm).
• Have 25 ft (7.6 m) length triaxial cables from the electronics with BNC connectors to transducers.

Use the built-in relay for level control or alarm, the large 4-digit display for local indication, and the isolated 4-20mA output to transmit level to a PLC. The standard ultrasonic level sensor measures liquid levels up to 9.8 m (32 ft) and includes automatic temperature compensation allowing for that all-important, reliable, level measurement even when conditions within the application are changing. The optional all-Teflon sensor enables the LIT25 to provide level measurement for chemical applications and all ultrasonic sensors are available with optional intrinsic safety approvals for installation in hazardous rated locations.                                                                  FEATURES                                                     

• Low Cost
• Isolated 4-20mA Output (1000 ohm)
• Large LCD Display
• Programmable Signal Relay
• Non-Contacting Ultrasonic Sensor or Optional Pressure Sensor
• Built-in 2-Key Calibrator
• Watertight, Dust-tight Enclosure

• The MantaRay Portable Area-Velocity Flow Meter measures flow in open channels, partially filled and surcharged pipes using an ultrasonic sensor. It's designed for monitoring stormwater, sewage, industrial effluent, irrigation water and natural streams. The MantaRay displays and datalogs flow rate and total flow and connects to samplers, SCADA and telemetry systems.
• Calibration is simple: enter the pipe diameter or channel dimensions and the MantaRay automatically computes and displays the flow rate and total on its backlit LCD display. Mount the sensor at the bottom of the pipe or channel and hang the IP67 electronics case above the high water level.

• The MantaRay uses a submerged ultrasonic sensor to continuously measure flow or reverse flow in open channels, partially filled or surcharged pipes. The sensor is a completely sealed ultrasonic unit with no orifices or ports. It is hydrodynamically shaped and designed to shed deposits and stringers for reliable operation in sewage, stormwater and stream flow applications.
• The QZ02L sensor mounts inside the pipe or at the bottom of an open channel. No special compounds, tools or hardware are required. A stainless steel mounting bracket is included and a size range of optional pipe bands are available for sensor installation in manholes.

• Measures flow in partially filled pipes and open channels
• No flume or weir required
• 4-20mA and Relay outputs for connection to Samplers and SCADA
• Powered with built-in rechargeable NiMH batteries
• 2 million point data logger with USB output to Flash drives
• Backlit LCD display for flow rate, totalizer and menu system

• Portable Open Channel Flow Meter: Designed for flow surveys in open channels, partially full sewer pipes and surcharged pipes. MantaRay is ideal for stormwater, sewage, irrigation water and natural streams. 
• Hydrodynamic Ultrasonic Sensor: The MantaRay uses a submerged ultrasonic sensor to continuously measure both Velocity and Level in the channel. The sensor resists fouling, corrosion and abrasion. View realtime flowrate and total flow on the large backlit LCD display. Connect to samplers or SCADA and telemetry systems with the 4-20mA and relay outputs. Download flow log files to a USB memory stick.

• Flow Control from the Outside of Metal or Plastic Pipes
• 5 A DPDT Control Relay
• Adjustable ON/OFF Set-Points
• High or Low Flow Alarm Mode
• Adjustable Time Delay
• Relay Status LED
• Flow Rate LED bar graph

• Easy prompt set up 
• Standard onboard memory gives 1-year log at 10-minute intervals
• 5 control/alarm relays 
• Flow totalization and outputs 
• Universal flow calculation with 32 set points 
• Penstock control using step time 
• Modbus and Profibus options 

• Superior performance
• Longer service life
• Durable finish
• User friendly

• Diesel fuels
• Hydraulic oils
• Vegetable oils
• Chemical holding tanks
• MEK and other solvents
• Many other, non-conductive liquids

The Greyline Instruments, by Pulsar Measurement, PDFM 5.1 doppler flow meter is fast and easy to operate making it ideal for flow troubleshooting, balancing and checking performance of permanent flow meters. The non-contact sensor quickly attaches to the outside of a pipe while the built-in keypad and calibration menu let you set up the instrument in minutes. Use the PDFM 5.1 for projects where a permanent flowmeter is not required or to temporarily replace installed flow transmitters.

The PDFM 5.1 non-intrusive Doppler ultrasonic sensor works with pipes from 1/2" to 180" in diameter. An acoustic pulse is reflected back to the sensor from particles or gases in the flowing liquid. The flow rate of any fluid can be measured as long as it contains air bubbles or solids. It is ideal for wastewater, slurries, sludge, and most chemicals, acids, caustics, and lubrication fluids. The system works with most metal and plastic pipes including PVC, ductile iron, carbon steel and stainless steel.

The PDFM 5.1 is AC/DC powered with built-in NiMH batteries and external charger. With its 4-20mA output you can use the PDFM 5.1 as a spare transmitter in critical applications. For flow studies and troubleshooting, use the built-in 300,000 point data logger. Data logs can be retrieved with the data logging software. Simply connect the USB output directly to your PC or Laptop to download data logger files.

• Monitor flow through open channels, partially full sewer pipes and surcharged pipes without a flume or weir. Ideal for stormwater, combined effluent, raw sewage, irrigation water and streams. Calibration is simple: enter the pipe diameter or channel shape and the AVFM 5.0 computes the flow volume and displays the flow rate. Measure forward and reverse flow and calibrate to channels of any shape.

• The AVFM 5.0 uses a submerged ultrasonic sensor to measure both Velocity and Level in the channel. The sensor is completely sealed with no orifices or ports. It mounts inside a pipe or at the bottom of a channel.

• For Open Channels and Pipes No Flume or Weir Required
• Ultrasonic - Measures Velocity + Levelto Calculate Flow
• Works in partially filled and surcharged pipes
• 3 Isolated 4-20mA Outputs(Flow, Level and Velocity)
• Isolated 4-20mA/0-5V Output
• Totalizer and 2 Control Relays
• Optional Intrinsically Safe Sensor
• Optional built-in 2-million point Data Logger

• Area-Velocity Flow Meter: Monitor flow through open channels, partially full sewer pipes and surcharged pipes without a flume or weir. Ideal for municipal stormwater, combined effluent, raw sewage and irrigation water.
• Submersible Ultrasonic Sensor: The AVFM 5.0 uses a submerged ultrasonic sensor to continuously measure both Velocity and Level in the channel. The sensor resists fouling, corrosion and abrasion. The flowmeter can be configured with the standard submerged velocity-level sensor, or with submerged velocity plus a separate non-contacting ultrasonic level sensor.
• View flowrate and total flow on the large backlit LCD display and connect to external devices with three 4-20mA outputs and two control relays.

• Use this versatile instrument to continuously measure, display, transmit and control liquid level in storage tanks and pumping stations, or to monitor and totalize Open Channel Flow through any flume or weir. Mount the non-contacting ultrasonic sensor above the liquid being measured and install the watertight electronics enclosure nearby. Features a user-friendly keypad calibration system, backlit LCD display, an isolated 4-20mA output and 2 programmable control relays.
• Calibration is easy with the built-in 5 button keypad. The SLT 5.0 offers simple menu selection of measurement units (gallons, liters etc.), calculates volume in horizontal round tanks, or flow rate (and total) through any flume or weir.
• For hazardous locations, the ultrasonic sensor is rated Intrinsically Safe with an optional safety barrier. The standard PVC and Teflon Sensor is rated for measurement ranges up to 32 ft/10 m, or select optional sensors for flange-mount or applications requiring longer measurement range. Options include 4 additional control relays (6 total) and a built-in 2-million point Data Logger with USB output to Flash memory sticks.

• Measure Level or Open Channel Flow
• User-Friendly Calibration System
• Isolated 4-20mA (1000 ohm)
• False Echo Rejection
• 2 Programmable Control Relays
• Electrical Surge Protection
• Intrinsically Safe Sensor Option
• Plug and Play Relay and Data Logger Options

• Use it for Level: Specify SLT 5.0 for inventory monitoring and level control of chemicals, wastewater, viscous or corrosive liquids. Built-in control relays are programmable for pump control, pump alternation and level alarms. 
• Use it for Flow: Displays, transmits and totalizes wastewater flow through any flume or weir. Features a simple, password protected calibration system, automatic totalizer and flow proportionate control relays. 
• No maintenance Sensor: Each SLT 5.0 includes a non-contacting ultrasonic sensor which mounts above the material being measured. There is no contact and no moving parts. The sensor is sealed to withstand accidental submersion and rated for hazardous locations with optional intrinsic safety barrier.

• Recommended for fluids like water, glycol, oils and chemicals. Use it for calibrations, troubleshooting, flow surveys and as a temporary transmitter to replace inline flowmeters.
• The PTFM 1.0 ultrasonic transducers clamp-on the outside of pipes from 2" to 48" (50 to 1200 mm) diameter. The ultrasonic signal works through common pipe materials including carbon steel, stainless steel, ductile iron, cast iron, PVC, PVDF, fiberglass, copper, brass, aluminum and pipes with bonded liners including epoxy, rubber and Teflon. Transducers can be mounted without shutting down flow and there is no obstruction or pressure drop. It measures and totalizes forward and reverse flow.
• The PTFM 1.0 Portable Transit Time Flow Meter operates by measuring the “transit time” or “time of flight” for ultrasonic sound pulses transmitted from one transducer to another. Depending on the mounting configuration the signal may cross the pipe once, twice or four times. To measure flow the transit time is compared between ultrasonic signals travelling upstream and downstream.

• Non-Contacting Clamp-on Ultrasonic Transducers Works on Metal and Plastic Pipes
• Large Backlit Flow Rate Display and Totalizer
• Isolated 4-20mA Output
• Built-in 5-Key Calibrator
• 300,000 point data logger

• Calibration is easy with the onscreen menu system. Just enter the pipe diameter, wall thickness and pipe material. The PTFM 1.0 is powered by an internal, rechargeable NiMH battery or can be operated continuously with AC power adapter. Each PTFM 1.0 includes a watertight carry case, transducer set, cables and mounting clamps.

• Set up the 300,000 point data logger to store time and date-stamped flow readings from 10 second to 5 minute intervals. View the convenient on-screen 'Flow Report' where total, minimum, maximum and average flow rates are stored in a 24 hour daily summary.
• Transfer flow logs to your PC or laptop through the PTFM 1.0's USB output. Greyline Logger software (included) displays data in both graph and table formats with one-click export to Microsoft Excel®, images or CSV files for use in other programs.

• This specification covers a portable, ultrasonic Transit Time flow meter by Greyline Instruments, Largo, Florida / Long Sault, Ontario. This portable instrument shall provide for non-intrusive flow measurement, indication, totalizing and transmitting of the flow rate in a full pipe.

• Each portable Transit Time flow meter shall have the following design features and engineering specifications:

• The ultrasonic flow meter shall have an accuracy of ±1% of reading or 0.1 ft/sec (0.03 m/sec), whichever is greater. Have repeatability and linearity of ±0.25%.
• Shall operate on clean liquids in full pipes with less than 2% solids or gas bubbles at flow velocities from ±0.07 to 39 ft/sec (±0.02 to 12 m/sec).
• Operate on the following pipe materials: carbon steel, stainless steel, PVC, PVDF, fiberglass, galvanized steel, mild steel, ductile iron, glass, copper, brass and pipes with bonded liners including cement, epoxy, rubber and Teflon.
• Operate on AC power or from internal, rechargeable batteries.

• The flow meter shall have a dual transmitting/receiving, clamp-on transducers operating at 1.28MHz.
• The transducers shall operate continuously at temperatures from -40°F to 300°F (-40°C to 150°C).

• Non-Contacting Clamp-on Ultrasonic Transducers
• Works on Metal and Plastic Pipes
• Large Back light Flow Rate Display and Totalizer
• Isolated 4-20 mA Output
• Built-in 5-Key Calibrator
• 2 Programmable Control Relays
• Optional 20 Million Point Data Logger

• pair SE16B ultrasonic transducers - clamp-on for 1/2” to 48” (12 mm to 1200 mm) pipes and rated nonincendive for Class I, Division 2, Groups A, B, C & D locations
• Sensor cables - pair 25 ft / 7.6 m coaxial with BNC connectors
• Flow rate range: ± 0.07 to 39 ft/sec (± 0.02 to 12 m/sec)
• Installation - stainless steel transducer mounting brackets and clamps, alignment bar and silicone coupling compound kit
• Enclosure - watertight, NEMA4X (IP66) polyester and polycarbonate
• 2 control relays - 5 amp, SPDT - programmable for flow proportional pulse output, and/or flow alarm
• Plug-and-play options including data logger and extra control relays
• Electrical surge protection and RFI filters - AC, sensor, 4-20 mA

• Continuously monitor, display, totalize and data log flow through any flume or weir. The OCF 5.0 includes a non-contacting ultrasonic sensor that mounts just 8" (203.2 mm) above the flowing water. It is accurate (±0.25%) and reliable. There is no obstruction to flow and no fouling. Use the built-in Keypad/menu system to select your flume or weir from the Menu and to choose measurement units (gallons, liters etc.)
• The Greyline OCF 5.0 includes built-in 2-million point Data Logger and flow reporting system. Connect a flash memory stick to the flowmeter's USB output to download log files and then view your data in graph and table formats with 'Greyline Logger' software – supplied free with each OCF 5.0. Daily flow reports including minimum, maximum, average and total daily flow can be viewed directly on the backlit OCF 5.0 LCD display. New! Logger Download to USB Flash Drive
• Use the isolated 4-20mA to transmit flow to remote chart recorders or displays, and the control relays are programmable for level/flow alarm, and flow proportionate pulse (for samplers, chlorinators or remote totalizers). An Intrinsic Safety Barrier is optional for sensor and cable installation in hazardous rated locations. The separate, watertight electronics/display enclosure is mounted at a convenient location within 500 ft (150 m) of the sensor.

• Non-Contacting Ultrasonic Sensor
• Large, Backlit LCD Display
• 12-Digit Totalizer
• Isolated 4-20mA (1000 ohm)
• 2 Programmable Control Relays
• Automatic Sensitivity Adjustment
• Built-in 5-Key Calibrator
• Optional 2 million point Data Logger with USB output to Flash memory

• Non-Contacting Sensor: The OCF 5.0 uses a non-contacting ultrasonic sensor mounted over a flume or weir to measure flow. It is accurate, reliable and verifiable. The separate, watertight electronics/display enclosure can be mounted within 500 ft (150 m) of the sensor. The OCF 5.0 continuously displays, totalizes, transmits and data logs open channel flow.
• Keypad Operating System: Use the built-in keypad for fast, easy calibration with menu selection of flume or weir and measurement units (e.g. gallons, liters etc.) Calibration values and data logs are password-protected and retained during power interruptions. The OCF 5.0 will display on-screen flow reports with daily total, minimum, maximum and average flow and will transfer data logs to a USB flash drive. PC software is included.

• Flow Rate of ±0.1 to 40ft/sec in most applications
• Any pipe ID from 1/2 to 180in
• ±2% of scale accuracy
  • Requires solids or bubbles of at least 100 microns
  • 75ppm concentration
• ±0.1%, Linearity ±0.5% of full scale repeatability
• Large, backlit LCD display
• 12-Digit totalizer
• Reverse flow measurement
• Isolated 4-20mA (1000 ohm)
• 2 programmable control relays (upgradeable to 6)
• Automatic sensitivity adjustment
• Built-in 5-key calibrator
• 2 million point data logger optional
  • USB output to flash memory

• Installation: Sensor Compound Kit: Pc3 Stainless Steel Sensor Mounting Clamp
• Enclosure: Watertight Nema4X (Ip66) Polycarbonate
• Displays: Flow Rate: Large 4-Digit Lcd: Totalizer/Menu/Status: 16-Digit Alphanumeric
• Calibration: Built-In 3-Key Programmer
• Sensitivity: Keypad Adjustable
• Sensitivity: Keypad Adjustable
• 3 Control Relays: 5 Amp Spdt: Programmable For Flow Proportional Pulse Output, And/Or Flow Alarm
• Back flow Rejection: External, Voltage-Free Relay Input
• Electrical Surge Protection And Rfi Filters: Ac Line, Sensor, 4-20Ma
• 1 Manual: Installation And Operation

• This Specification Covers A Non-Intrusive, Ultrasonic Doppler-Type Flow Meter As Manufactured By Grey line Instruments Inc., Massena, New York / Long Sault, Ontario. The Instrument Shall Provide For Velocity Or Volumetric Indicating And Transmitting Of The Flow Rate In A Full Pipe.

• The Flow Meter Shall Operate With A Single-Head Flow Sensor Mounted Externally On Any Contiguous Pipe Material That Conducts Sound Including: Carbon Steel, Stainless Steel, Ductile Iron, Copper, Frp, Pvc, Abs, Or Cement Lined Pipe From 1/2" To 180" (12.5 Mm To 4.5 M) Id
• Measure And Indicate Flow Rates Between 0.2 To 40 Ft/Sec (0.06 To 12.2 M/Sec) With Accuracy Of ±2% Of Full Scale On Liquids With Entrained Particles Or Gases Of 100 Microns Or Larger And Minimum Concentrations Of 75 Ppm

• The Flow Sensor Shall Be Single-Head, Ultrasonic In A Stainless Steel Housing. It Shall Be Installed On The Outside Of A Pipe Without Interrupting Flow. The Sensor Shall Be Capable Of Continuous Operation At Temperatures From -40°F To 200°F (-40°C To 93°C), And To Withstand Accidental Submersion Pressures To 10 Psi. Manufacturers Recommended Coupling Compound And Stainless Steel Mounting Clamp Shall Be Included
• Shall Include 20 Ft (6M) Sensor Cable, Shielded Coaxial Pair
• Shall Be Capable Of Extending Sensor Cable Up To 500 Ft (152M) Without Requirement For Operator Adjustment
• Shall Be Transformer Isolated And Designed To Meet Intrinsic Safe Requirements. Shall Be Designed For Maximum Rfi Rejection, And Include Automatic High Voltage Bleeds For Nearby Lightning Strikes.

• Measures water level and velocity in partially filled pipes and open channels
• No flume or weir required
• Extreme low power consumption
• Uses standard alkaline D-cell batteries
• 130,000 point data logger
• USB output
• Powerful Windows software
• LCD bar graph display

• Low Cost
• Isolated 4-20mA Output (1000 ohm)
• Large LCD Display
• Programmable Signal Relay
• Non-Contacting Ultrasonic Sensor or Optional Pressure Sensor
• Built-in 2-Key Calibrator
• Watertight, Dust-tight Enclosure

• Precise size
• High durability
• Fine finish
• Easy installation

• Temperature compensation: Automatic
• Enclosure: Watertight, dust tight NEMA 4 X (IP 66) polycarbonate
• Programming: Built-in 3 button keypad, Password protected and "PSL Remote" Windows software
• Calibration: Level or Range mode in selectable units
• 6 relays: 5 ampere SPDT, programmable alarm and/or pump control modes, pump alternation/sequencing, failsafe/echo-loss, sensor temperature alarm
• Outputs: Isolated 4-20 mA (1000 ohm), RS232
• Report logger: Pump Run Time report
• Electrical surge protection: Sensor, AC power, 4-20 mA and RS 232 outputs
• 1 PC software: "PSL Remote" for Windows™ - calibrate and save as disk file, real-time PSL monitoring by RS 232 or modem connection
• 1 Manual: Installation and Operation

• This specification covers a non-contacting ultrasonic Pump Station Level Controller as manufactured by Grey line Instruments, Massena New York / Long Sault, Ontario. This instrument shall provide for indicating, transmitting of wet well or tank level, and control of up to six pumps or alarms.

• Pump Station Level Controller to consist of an non-contacting ultrasonic sensor, connecting cable, and a remote enclosure with indicating, transmitting and controlling electronics
• Measurement accuracy shall be ±0.25% of Range or 2 mm (0.08"), whichever is greater, and shall be automatically temperature compensated
• Sensor cable length shall be as required by installation, not to exceed 500' (152 m)
• System shall have no moving parts and shall not contact the material being measured
• Shall include a built-in keypad and simple menu system for calibration, and Windows™ software for calibration and monitoring by modems or direct RS232 connection

• Sensor shall be constructed of PVC
• The sensor shall have a minimum dead band or blanking of 16" (407 mm) and a maximum range of 32 ft. (10 m), and have an operating frequency of 46 kHz with an ultrasonic beam angle of 8 Degrees
• Sensor shall withstand accidental submersion to 20 psi
• Sensor operating temperature shall be from -40°F to 150°F (-40°C to 65°C)
• Sensor shall include integral temperature sensor. Temperature sensors requiring separate mounting and wire runs shall not be accepted

• Provide RG 62 AU coaxial cable 25' (7.6 m) continuous length, with waterproof, potted bond to the Sensor head
• Extended sensor cable shall be RG 62 AU coaxial to a maximum of 500' (152 m). Cable shall be spliced with screw terminal connections in manufacturer's recommended steel NEMA 4 Junction Box
• Level and temperature signals shall be conducted on one single coaxial cable. Separate or multiple-conductor cables shall not be accepted
• Sensor cable shall be installed in grounded metal conduit