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Sew ST-38U
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Case and Composition: Acrylic resin front and Bakelite case. Four studs mounting. ● Accuracy :Class 2.0 ● Color:Black case and white scale plate. ● Pointer:Tube type color in red. |
U Series & Thin Edgewise
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Sew ST-70U (Three studs mounting)
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Hz Meter : Measuring Ranges : 45~56 Hz, 45~55 Hz, 55~65 Hz Rated Voltage : 110V, 220V Accuracy : Class 2.0 Consumption : Max. 15mA Test Voltage : 2kV. 50-60 Hz ● Case and Composition: Acrylic resin front and Bakelite case. Three studs mounting. ● Accuracy : AC class 2.0 DC class 2.0... |
F Series
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Sew ST-95
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Hz Meter : Measuring Ranges : 45~56 Hz, 45~55 Hz, 55~65 Hz Rated Voltage : 110V, 220V Accuracy : ± 2.0% full scale ● Case and Composition: ABS case and PC cover Four studs mounting ● Accuracy : ± 2.0% full scale value ● Color:Black case and white scale plate. ● Pointer:Knife-type, color in black. |
T Series
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Sew ST-475
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Measuring Range : DC uA-200, 500 DC mA -1, 5, 10,15, 20, 30, 50, 100, 150, 300, 500 DC A -1, 5, 10 DC V -5, 10,15, 20, 30, 50, 100, 150, 300, 500 ● Accuracy : Class 2.0 ● Case and Composition: Acrylic Resin front and ABS Resin case Bezel mounting ● Color:Black case, yellow scale plate. ● Pointer:Tube type, black or red Illumination lamp or LED optional Custom ranges depend upon... |
W Series
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Sew ST-70W II
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Sensitivity Full Scale : 100 uA DC ● Internal Resistance : 1100 ohm ● Accuracy : Class 2.5 ● Case and Composition : Acrylic resin front and ABS resin case. ● Color:Black case, white scale plate or yellow. ● Dimension:70(L) × 70(W) × 30(D)mm ● Pointer Shape:Knife or Tube-type, color in black or red.
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Crossing Type
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Sew ST-312A
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3 1/2 digit liquid crystal display. ● 200mV and 2V full scale input sensitivity. ● Single Battery operated 9V supply or ±5V DC power supply (Dual supply). ● Built-in low battery indication and automatic polarity indication. ● Decimal point selectable. ● Low power dissipation Typically less than 20mV. ● High input impedance (> 1M ohm). ● Guaranteed zero reading for 0 volts input on all scales. ● True differential input or single-ended input. ● Self... |
Digital panel meter
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Sew ST-60CT
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400/5A - 800/5A ● 7.5-10V A ● Class 1 ● Insulation 600V |
Current Transformer
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Sew ST-2000 Hz
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Principle : Frequency sensing transducer ● Accuracy : ± 0.5% of full scale value on 45 to 65 Hz range ± 1.0% of full scale value on 20 to 100Hz range ± 0.5% of full scale value on 100 to 500Hz range ● Scale Length : Approx.... |
Portable Instrument
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Sew LS-96
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Test Voltage : 2kV 50-60Hz ● AC Ampere Over Load Scale:200%, 300%, 500% ● Composition:Glass Window, ABS resin frame and case, Bakelite base ● Color:Black case and frame, white scale plate and meter body ● Pointer:Stick shape in black color ● Pointer Length:55mm. |
Wide Angle Scale Instrument
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Sew ST-72 ST-96-1
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Measuring Range:110V, 220V, 380V, 440V, 1A, 5A ● Accuracy: Class 1.5 ● Frequency:45-65 Hz ● Test Voltage:2kV, 50-60 Hz ● Pointer Length:ST-96 : 55mm ST-72 : 38mm ● Composition:Glass window, ABS Resin frame and case,... |
Switchboard Instrument
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Sew ST-118T
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M Series all up to 15A ● Case and Composition:Acrylic resin front and ABS resin case. Four studs mounting. ● Accuracy:Moving coil type : Class 2.0... |
M Series
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Sew ST-65
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DC up to 30A ● AC up to 50A ● Case and Composition: Acrylic resin front. Bakelite case. Four studs mounting. ● Accuracy :DC : Class 2.0 AC : Class 2.5 Rectifier : Class 2.0 ● Color:Black case, white scale... |
P Series
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Sew ST-680
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DC up to 30A ● Hz Meter : Measuring Ranges : 45~55 Hz, 45~65 Hz, 55~65 Hz Rated Voltage : 110V, 220V Accuracy : Class 2.0 ● Case and Composition: Acrylic resin front and Bakelite case(Glass window, ABS resin frame, Bakelite case). Four studs mounting. ● Accuracy : Moving coil type:Class 2.0 ... |
S Series
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Sew ST-90E
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Movement : Taut Band suspension type. ● Accuracy : ± 2.5% ● Mounting : Horizontal or Vertical ● Pointer : Tube (Red) ● Full Scale Deflection : 60˚ ● Measuring Range : F.S. 1mA DC. Customer’s specs are available |
U Series & Thin Edgewise
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Sew ST-70U (Four studs mounting)
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Hz Meter : Measuring Ranges : 45~56 Hz, 45~55 Hz, 55~65 Hz Rated Voltage : 110V, 220V Accuracy : Class 2.0 Consumption : Max. 15mA Test Voltage : 2kV. 50-60 Hz ● Case and Composition: Acrylic resin front and Bakelite case. Three studs mounting. ● Accuracy : AC class 2.0 DC class 2.0... |
F Series
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Sew ST-75
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Hz Meter : Measuring Ranges : 45~56 Hz, 45~55 Hz, 55~65 Hz Rated Voltage : 110V, 220V Accuracy : ± 2.0% full scale ● Case and Composition: ABS case and PC cover Four studs mounting ● Accuracy : ± 2.0% full scale value ● Color:Black case and white scale plate. ● Pointer:Knife-type, color in black. |
T Series
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Sew ST-315
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Measuring Range : DC uA-200, 500 DC A -1, 5, 10 DC V -5, 10,15, 20, 30, 50, 100, 150, 300, 500 ● Accuracy : Class 2.0 ● Case and Composition: Acrylic Resin front and ABS Resin case Bezel mounting ● Color:Black case, yellow scale plate. ● Pointer:Tube type, black or red Illumination lamp or LED optional Custom ranges depend upon warrant quantity Suitable for VU meters of... |
W Series
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Sew ST-40CT
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200/5A - 400/5A ● 3-5V A ● Class 1 ● Insulation 600V |
Current Transformer
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Sew ST-2000 Cos
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Principle : Phase angle sensing transducer ● Rated Accuracy : ±3° phase angle ● Scale : Power Factor:Lead 0 – 0.3 – 1.0 – 0.3 – 0 Lag Power Angle: Lead 90° – 0° – 90° Lag ● Effective Power Factor Measuring Range : Lead 0.5 – 1.0 – 0.5 Lag ● Scale Length : Approx. 135mm(5-3/8”) ● Dimension :Bakelite with glass window ● Frequency Influence : Within ±1.5° phase angle at 45 to 65Hz |
Portable Instrument
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Sew ST-72 ST-96-2
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Measuring Range:45-55 Hz, 45-65 Hz, 55-65 Hz ● Accuracy: Class 1.5 ● Working Position: Vertical. ● Rated Voltage:110V, 220V, 380V, 440V. ● Limit of Voltage Fluctuation:±20% ● Consumption:Max. 15mA. ● Test Voltage:2kV, 50-60 Hz ● Pointer Length:ST-96 : 55mm ST-72 : 38mm ●... |
Switchboard Instrument
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