JM Test Systems Product and Services Catalog Vol. IV 2024

ELECTRICAL TEST

TTR / WINDING RESISTANCE METERS

VANGUARD TRM 20 & TRM 40

10 AMP WINDING RESISTANCE METER

40 AMP WINDING RESISTANCE METER

Standard Accessories Include: PC software, single and 3-phase, cable set, and cable carrying bag. Weight: 27 lbs 40-Dimensions: 25 X 8.5 X 20” Weight: 44 lbs 20-DImensions: 21 X 17 X 9”

TRM 20

TRM 40

Model

transformer winding resistance meter

transformer winding resistance meter

TYPE

INPUT POWER

100 – 120 Vac or 200 – 240 Vac (factory pre-set), 50/60 Hz

100 – 120 Vac or 200 – 240 Vac (factory pre-set), 50/60 Hz

RESISTANCE READING RANGE

1 MICRO-OHM-2,000 OHMS

1 MICRO-OHM - 500 OHMS

1 – 19,999 micro-ohms: ±0.5% reading, ±1 count; 20 – 999 milli-ohms: ±1% reading, ±1 count; 1 – 2,000 ohms: ±1.5% reading, ±1 count Auto range, 10 Amperes max Rugged membrane keypad (10 alpha-numeric keys, 6 function keys) Stores 63 test records of 48 readings each One RS-232C (19,200 baud) port Designed to meet IEC61010 (1995), UL61010A-1, CSA-C22.2 standards 36 Vdc max

1 – 19,999 micro-ohms: ±0.5% reading, ±1 count; 20 – 999 milli ohms: ±1% reading, ±1 count; 1-2000 Ohms: ± 1.5% reading, ±1count

ACCURACY

36 Vdc max

TEST VOLTAGE

Auto range, 40 Amperes max

TEST CURRENT RANGE

Rugged membrane keypad (10 alpha-numeric keys, 6 function keys) Stores 63 test records of 48 readings each One RS-232C (19,200 baud) port Designed to meet IEC61010 (1995), UL61010A-1, CSA-C22.2 standards

KEYPAD

INTERNAL TEST RECORD STORAGE COMPUTER INTERFACE

SAFETY

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TTR / WINDING RESISTANCE METERS

JMTEST.COM • 800.353.3411

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