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TM-25m - TECHNICAL SPECIFICATIONS
 

MEASUREMENT RANGES
0 - 300 Ω

OPERATION FREQUENCY
25,000 Hz

TEST CURRENT
20 mA automatic

INDUCTIVE COMPONENT COMPENSATION
Through bank of capacitors integrated to the equipment
Maximum capacity: 4.2 µF
Resolution: 10 nF

MEASUREMENT ACCURACY
± 2.5 % of reading ± 1 digit

DISPLAY
Alphanumeric display (LCD)

MAX. EARTH RESISTANCE OF AUXILIARY RODS
2,000 Ω  (current rod)
2,000 Ω  (voltage rod)

BUILT-IN MEMORY
It allows for the storage of 2,000 tests readings in its internal NVRAM memory.

SERIAL DATA OUTPUT
RS232 @ 4800 bps.

POWER SUPPLY
Internal or external rechargeable battery, 12 V. Internal battery autonomy: at least 2 hours

BATTERY CHARGER
For 100 - 240 V~  50/60 Hz

OPERATING TEMPERATURE
-5°C to 50°C 

STORAGE TEMPERATURE
-15 °C to 65 °C 

HUMIDITY
Up to 95% RH (non condensing) 

ACCESSORIES
4x  50 cm long steel core rods with copper coating
1x  Rod extractor
1x  70 m shielded cable
1x  50 m shielded cable
1x  30 m cable to current rod
1x  70 m cable to auxiliary potential rod
1x  50 m cable to auxiliary potential rod
1x  Cable adapter for current electrode
1x  External battery cable
1x  Cable for connection to the unknown electrode (Tower)
1x  Case to carry accessories
1x  Operating handbook 

DIMENSIONS
340 x 295 x 152 mm 

EQUIPMENT WEIGHT
Approx. 4.5 kg

 I07031901