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                                                Ultrasonic Level Meters

                                                Ultrasonic Level Meters

                                                Product Details:

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                                                Product Description

                                                By keeping track of current market advancement, we are providing a distinguished assortment of Ultrasonic Level Meters. This is self-contained device that includes electroacoustic transducer and electronic module. The level meter ULM transmits series of ultrasonic pulses which propagates towards the liquid surface. Manufactured under the visionary guidance of adroit professionals using advance technology and well-checked raw material, the offered range remains in great demand across the market. Further, Ultrasonic Level Meters are thoroughly checked on different quality parameters assuring its impeccability at user's end.

                                                Salient Features :

                                                • For continuous level measurement of liquids (even if polluted), mash and paste materials in open or closed vessels, sumps, open channels, etc.
                                                • Configuration and adjustment of measuring range by two buttons
                                                • Xi version for usage in explosive areas
                                                • State indication by two LEDs
                                                • Current (4 ... 20 mA) or voltage (0 ... 10 V) output
                                                • Options of inverse function (20 ... 4 mA or 10 ... 0 V)

                                                Features Of Variants :

                                                ULM-53_-02-_

                                                Measuring range from 0.25 m to 2 m, plastic PVDF transmitter and plastic body (PP+HDPE), process connection with thread G 1".

                                                ULM-53_-06-_

                                                Measuring range from 0.25 m to 6 m, plastic PVDF transmitter and plastic body (PP+HDPE), process connection with thread G 1 1/2".

                                                ULM-53_-10-_

                                                Measuring range from 0.5 m to 10 m, plastic PVDF transmitter and plastic body (PP+HDPE), aluminium alloy ("Xi" version) or HDPE ("N" version) flange.

                                                ULM-53_-20-_

                                                Measuring range from 0.5 m to 20 m, with plastic PVDF transmitter and plastic body (PP+HDPE), aluminium alloy flange.

                                                Technical Specifications :

                                                Measuring range 1)

                                                ULM-53-02-
                                                ULM-53-06-
                                                ULM-53-10-
                                                ULM-53-20-

                                                0.25 ... 2 m
                                                0.25 ... 6 m
                                                0.5 ... 10 m
                                                0.5 ... 20 m

                                                Current supply

                                                ULM-53-U

                                                12 mA

                                                Supply voltage

                                                ULM-53N-
                                                ULM-53Xi-I

                                                18 ... 36 V DC
                                                18 ... 30 V DC

                                                Current output ULM-53-I
                                                Voltage output ULM-53N-U


                                                4 ... 20 mA (limit values 3.9 ... 20.5 mA)
                                                0 ... 10 V (limit values 0 ... 10.2 V)

                                                Resolution


                                                < 1 mm

                                                Accuracy (within the total range)

                                                ULM-53-06- ; 10- ; 20-
                                                ULM-53-02-

                                                0.2 %
                                                0.3 %

                                                Temperature error


                                                max. 0.04% / K

                                                Beamwidth (-3 dB)

                                                ULM-53-02- ; 10-
                                                ULM-53-06-
                                                ULM-53-20-

                                                10o
                                                14o
                                                12o

                                                Ambient temperature range

                                                ULM-53-02- ; 06-
                                                ULM-53-10- ; 20-

                                                -30 ... +70oC
                                                -30 ... +60
                                                oC

                                                Measuring period

                                                ULM-53-02-
                                                ULM-53-06-
                                                ULM-53-10-
                                                ULM-53-20-

                                                0.6 s
                                                1.4 s
                                                1.8 s
                                                5.0 s

                                                Averaging (can be modified according to agreement)


                                                4 samples

                                                Short time temperature stress resistance


                                                +90oC / 1 hour

                                                Max. operation overpressure (on transmission surface)


                                                0.1 MPa

                                                Max. internal values 2) (for the Xi version only)


                                                Ui=30 V DC; Ii=132 mA; Pi=0.99 W; Ci=370 nF; Li=0.9 mH

                                                Failure indication

                                                echo failure - basic mode
                                                echo failure - inverse mode
                                                level in dead zone - basic mode
                                                level in dead zone - inverse mode

                                                3.75 mA (0 V)
                                                22 mA (10.5 V)
                                                22 mA (10.5 V)
                                                3.75 mA (0 V)

                                                Protection class


                                                IP67

                                                Recommended cable


                                                PVC 2 x 0.75 mm2 (3 x 0.5 mm2)

                                                Current output load resistance (at U = 24 V DC)


                                                Rmax = 270 Ω

                                                Voltage output load resistance


                                                R > 1 kΩ

                                                Delay between supply power rise time and first measurement

                                                ULM-53-02- ; 06- ; 10-
                                                ULM-53-20-

                                                3s
                                                5s

                                                Delay between power supply rise time and full emission output

                                                ULM-53-02- ; 06- ; 10-
                                                ULM-53-20-

                                                30 s
                                                45 s

                                                Weight

                                                ULM-53-02-
                                                ULM-53-06-
                                                ULM-53-10-
                                                ULM-53-20-

                                                0.20 kg
                                                0.25 kg
                                                0.65 kg
                                                2.80 kg

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