Product Overview: Vanguard TRM-40 Transformer Winding Resistance Meter
Vanguard TRM-40 Transformer Winding Resistance Meter
Vanguard TRM-40 Features:
- Auto-discharge circuit for operator safety
- Demagnetizes transformer after test
- Selectable test current from 1A to 40A
- RS-232C, USB, and Bluetooth computer interfaces
- Built-in thermal printer
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TYPE |
Portable transformer winding resistance meter |
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PHYSICAL SPECIFICATIONS |
21” W x 17” H x 9” D (53 cm x 43 cm x 24 cm); Weight: 33 lbs (15.4Kg) |
|
OPERATING VOLTAGE |
100 – 240 Vac, 50/60 Hz |
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RESISTANCE READING RANGE |
1 micro-ohm to 500 Ohms |
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ACCURACY |
1 – 19,999 micro-ohms: ±0.5% reading, ±1 count |
|
TEST CURRENT |
1-40A in 1A increments |
|
TEST VOLTAGE |
60 Vdc charging, 18V DC max during measurement |
|
RESISTANCE CHANNELS |
Two static resistance reading channels |
|
DISPLAY |
Back-lit LCD (64 x 128 dot graphic), viewable in direct sunlight and low light levels |
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PRINTER |
Built-in 2.5′ wide thermal printer |
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INTERNAL DATA STORAGE |
256 static test records (each can contain up to 111 readings) and 120 dynamic |
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EXTERNAL DATA STORAGE |
Up to 999 test records on external USB Flash drive. |
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COMPUTER INTERFACES |
RS-232C, USB, Bluetooth |
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SAFETY |
Designed to meet UL 61010A-1 and Can/CSA C22.2 No 1010.1092 standards |
|
ENVIRONMENT |
Operating: -10ºC to 50ºC (15ºF to +122ºF) |
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HUMIDITY (MAX) |
90% RH @ 40˚ C (104˚ F) non-condensing |
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ALTITUDE (MAX) |
2000m (6562 ft) to full safety specifications |
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CABLES |
One 50-foot current cable set, two 50-foot resistance sense cable set, |
|
OPTIONS |
Transportation Case |
|
WARRANTY |
One year on parts and labor |
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