Specification
Model | T¡õW-2C | T¡õW-25 | T¡õW-4B | ||||||||
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Symbol of operating principles |
Each '¡õ' symbol is filled with operating principle below.
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Standard Specification | Dimension | 65 x 65mm | 80 x 80 mm | 110 x 110 mm | |||||||
Weight (1 mA DC rated) |
0.20kg | 0.24kg | 0.72kg | ||||||||
Operating Principles |
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Accuracy Class | Class 2.5 | Class 1.5 | |||||||||
Length of Scale | 110 mm | 136 mm | 195 mm | ||||||||
Color of indicator panel | White | ||||||||||
Color of cover | Black | ||||||||||
Test Voltage | Terminal/Outer case More than AC 2210 V 5sec. | ||||||||||
Operating temperature | 0 to 40 ¡æ | ||||||||||
Operating humidity | 30 to 90 %RH (No Condensing) | ||||||||||
Standard Rated Input |
DC Ammeter (Moving coil) |
500 μA, 1 mA, 10 mA to 75 mA |
500 μA,1 mA, 10 mA to 10 A |
500 μA, 1 mA, 10 mA to 30 A |
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DC Voltmeter (Moving coil) |
1 V to 150 V | 1 V to 300 V | |||||||||
Receiving meter (Moving coil) |
4 to 20 mA 1 to 5 V (4kΩ£© 1 to 5 V (1 MΩ, with external Converter 7331) |
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AC Ammeter | Rectifier type | 1 mA to 10 mA | 1 mA to 300 mA | ||||||||
RMS effective value type |
1 A to 30 A (with external Coverter 7311) |
1 A to 5 A (with built-in CT) 10 A to 30 A (with Converter 7311) |
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AC Voltmeter (Rectifier type) | 10 V to 150 V | 10 V to 300 V |
¡òTwice or three times extended scale can be manufactured if AC Ammeter of RMS type and moving coil type of analog meter.
¡òW-2C, W-25 : When the rated value is exceeded in DC Ammeter, connect the shunt and analog meter with 100 mV rated value.
¡òW-4B : When the rated value is exceeded in DC Ammeter, connect the shunt and analog meter with 60 mV rated value.
¡òWhen the rated value is exceeded in DC voltmeter, connect the multiplier and analog meter with 1 mA rated voltage.
¡òWhen the rated value is exceeded in AC Ammeter, connect the current transformer (CT) with analog meter with 5 A rated current.
¡òWhen the rated value is exceeded in AC voltmeter, connect voltage transformer (VT) and analog meter with 100 V rated voltage.
Customers are requested to provide the following information during order.
- 1. Model
- 2. Rated input value
- 3. Scale and Unit
- ¡ùReceiving meter of DC 1 to 5 V (1 MΩ£©needs power supply.