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SEW-Taiwan
SEW New
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Category:
S Series
DC up to 50A ● AC 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. Four studs mounting. ● Accuracy : Moving coil type：Class 2.0 Moving lron type：Class 2.5 Rectifier : Class 2.0 ● Color：Black case. ● Color：white scale plate.. ● Pointer：Tube or knife-type, color in black or red.
Category:
U Series & Thin Edgewise
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
Category:
Audio Impedance Testers
FEATURES ● True measurement of speaker systems actual impedance at 1kHz.● Three test ranges (20Ω / 200Ω / 2000Ω) allow testing of home theater and commercial sound systems.● Measures transformer impedances.● Battery operated.● Low battery indication.● Data hold function.● Timer function for continuous hands free operation.● The timer can last about 3-5 minutes when users press.● TEST ON/OFF button. SPECIFICATIONS Measuring ranges 0-20Ω / 0-200Ω / 0-2000Ω Test frequency 1kHz Accuracy 20Ω : ± 2%rdg±2dgt or ± 0.1Ω, which is greater 200Ω / 2000Ω : ± 2%rdg±2dgt Low battery indiction “ “ Symbol appears on the display Data hold indiction “ “ Symbol appears on the display Display LCD 3½ digit (2000 counts) Dimensions 205(L) × 90(W) × 55(D)mm Weight (battery included) Approx. 530g Power source 1.5V (AA) × 6 Safety standard EN 61010-1 CAT III 300V EN 61326-1
Category:
W Series
Case and Composition: Acrylic Resin front and ABS Resin case Bezel mounting ● Color：Moving Coil Type DC, Class 2.0 Moving Iron Type AC, Class 2.5 Rectifier Type AC, Class 2.0 ● Dimension：Black case and white scale plate. ● Pointer Shape：Tube type, color in black or red
Category:
Resistor Calibration Boxes
FEATURES ● The RCB-3-1T is used to verify and proof any High Voltage Insulation Testers. It can be utilized to calibrate all High Voltage Insulation Testers very accurately Analogs or Digitals.● Some institutions and large industries requested their own calibrator too, therefore, SEW started manufacturing the RCB for special customers. SPECIFICATIONS Resistance ranges (Ω) 1M. 10M. 100M. 1G. 10G. 100G. 1T Resistance tolerances ±1%(F) Tolerance ± 25ppm/°C : 1MΩ. 2MΩ. 7MΩ. 10MΩ. 20MΩ. 30MΩ. 50MΩ. 100MΩ. 200MΩ. 500MΩ ± 100ppm/°C : 1GΩ. 2GΩ. ± 200ppm/°C : 10GΩ. 20GΩ. 50GΩ. 100GΩ. ± 400ppm/°C : 200GΩ. 500GΩ ± 1000ppm/°C : 1TΩ Max. working voltage DC 10kV Operating temperature -30°C~75°C Power coefficient Below 3W Connecting terminals Binding Post : Resistance circuit and guard Dimensions 430(L) × 324(W) × 127(D)mm Weight Approx. 4140g
FEATURES ● Microprocessor-controlled.● Automatic voltmeter AC/DC at Start/Reset.● Auto range● Auto off.● Battery test.● Battery test at switch ON/Reset.● Safety voltmeter before each test.● Auto discharge on all test and all ranges.● Leads Auto-Null key.● Test Auto-Stop.● Smart hold & stop on voltmeter ac/dc.● Ener-Save feature to extend battery life.● Continuity short circuit current > 220mA.● Continuity open circuit voltage of 5Vdc.● Nominal voltage @ 1mA on all insulation ranges.● Accept 8 rechargeable batteries or Alkaline of normal.● BS 16 edition. SPECIFICATIONS Insulation Resistance Test voltage 50V / 100V / 125V / 250V / 500V /1000V Measuring ranges 0.1M~400MΩ / 0.1M~800MΩ / 0.1M~1GΩ / 0.2M~2GΩ / 0.2M~4GΩ / 0.2M~8GΩ Continuity Range 0.01Ω~1999Ω Voltmeter AC V 0-700V DC V 0-950V PI Function ˇ DAR Function ˇ Metal Oxyde Varistor ˇ Gas Arrester Voltage ˇ
Category:
Analogue Multimeters
FEATURES ● High quality Taut Band movement.● Easy to read 3-color scale for mistake proof reading.● Mirror scale: makes reading pointer easy.● Safety features on all ranges.● Safety features: safety fused and safety “OFF” position.● dB measurement.● Built-in stand makes reading and measuring easy. SPECIFICATIONS DC Voltage Ranges 0.25 / 1 / 2.5 / 10 / 50 / 250 / 1000V Accuracy ±2% of full scale Sensitivity 50kΩ / V AC Voltage Ranges 2.5 / 10 / 50 / 250 / 1000V Accuracy ±3% of full scale Sensitivity 10kΩ / V Decibelmeter -20 to 62dB 0dB=1mW / 600Ω Direct Scale:-20 to +10dB DC Current Ranges 25uA/1mA/25mA/500mA, 10A(on separate input) Accuracy ±2% of full scale Sensitivity 250mV AC Current Ranges 10A Accuracy ±3% of full scale Resistance Ranges R × 1 0.2 to 20kΩ R ×...