Tettex 2293 - Technical Data; Standard Features; Physical and Environmental Specifications; Resistance Measurement

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Introduction
1.5 Technical Data
1.5.1 Standard Features
 8 measuring channels (2 x 3 phases and 2 x 1 neutral)
 6 temperature channels with automatic resistance correction
 High efficient DC supply with SWM (simultaneous winding magnetization)
 SWM mode and Classic mode (for traditional resistance measurement method)
 Turbo discharge circuit
 Automated demagnetizing function with flux indicator
 Automatic heat run function
 Tap changer control signal to automate test procedures on transformers with motorized tap
changer
 Charges any inductive load and works with any resistive or inductive test object
 Heavy duty protection circuit
 Safety circuit ensures discharge even when line power is lost
 Caution indicator
1.5.2 Physical and Environmental Specifications
Mains
90 VAC … 264 VAC
Maximum Power
1 kW
Frequency
47 Hz … 63 Hz
Operating temperature
-10°C … +60°C
Storage temperature
-20°C ... +70°C
Humidity
5% … 90% r.h. non-condensing
Dimensions (W x D x H)
521 mm x 425 mm x 216 mm
Weight
(2)
17.8 kg (Instrument only)
1.5.3 Resistance Measurement
Max. Meas. Current DC
32 A (user selectable)
Max. Charge Voltage DC
100 V
Range
0.1 μ … 320 k
Resistance
Accuracy
(1)
 See graphic
0.1 μ ... 320 μ
0.1% ± 0.5 μ