Extech Instruments CT70 User Manual

CT70-EN-V8.2-4/12
10
Specifications
General Specifications
Display 128 x 64 LED with backlighting
Voltage display update rate 2.5 seconds max.
Over range indication ‘OL’ display
Equipment Power Rating 100 to 250 VAC 3.9 VA, 45 to 65Hz, 18.0mA
Operating Temperature 32°F to 122°F (0°C to 50°C)
Storage Temperature 32°F to 122°F (0°C to 50°C)
Operating Humidity Max 80%
Storage Humidity Max 80%
Case construction ABS UL 94V/0/5VA rated
Altitude 6561.7 ft. (2000m)
Dimensions 8 x 2.8 x 2” (203 x 71 x 51 mm)
Weight 11.2 oz. (317.5g)
Safety approvals CE, ETL
General safety For indoor use and in accordance with the requirements for
double insulation to IEC1010-1 (2001): EN61010-1 (2001)
Overvoltage Category II 300V Pollution Degree 2.
Measurement Specifications
Range and Resolution Accuracy
Line Voltage 100.0 to 250.0 VAC ± (1.0% + 0.2V)
Peak Line Voltage 121.0 to 350.0 VAC ± (1.0% + 0.2V)
Frequency 45.0 to 65.0 Hz ± (1.0% + 0.2Hz)
Voltage drop (%) 0.1 to 99.9% ± (2.5% + 0.2%)
Voltage (under load) 10.0 to 250.0 VAC ± (2.5% + 0.2V)
Neutral to Ground Voltage 0.0 to 10.0 VAC ± (2.5% + 0.2V)
0.00 to 3.00 Ω (Hot) ± (2.5% + 0.02Ω)
Impedance
>3 Ω (Neutral, Ground) Unspecified
GFCI Trip Current 6.0 to 9.0mA ± (1.0% + 0.2mA)
EPD Trip Current 30.0 to 37.0mA ± (1.0% + 0.2mA)

Extech Instruments CT70 Specifications

General

Brand	Extech Instruments
Model	CT70
Category	Circuit Tester
Language	English