This device allows the user to make safe current checks of 4 to 20mA without breaking the loop. In addition, the output function provides a simple way to log and monitor the data.

Specifications

Model
CL420

Diameter of measurable conductor
6mm diameter max.

DC Current
Range and resolution [Measuring range]
Measuring accuracy (*1)

20.00 mA [0.00 to±21.49mA] 100.0 mA [±21.0 to ±126.0mA]
±(0.2%rdg+5dgt) (*2) ±(1.0%rdg+5dgt)

DC Voltage OUTPUT
20.00 mA [0.0 to±214.9mV] 100.0 mA [±210 to±1260mV]
(DCA Accuracy)(±0.5mV) (DCA Accuracy)(±3mV)

Display
4-digit LCD Numeric display

Response time
Approx. 1.5 seconds (2.5 seconds when across the range)

Range switching
Auto range

Operating temperature and humidity
-10C to +50C 80% RH or less (no condensation)

Safety Standards
EN61010-1, EN61010-2-030, EN61010-2-032

Withstanding voltage
2.21kV AC for 5 seconds (between the core and the case)

Power supply
Four AA-size alkaline batteries (1.5V LR6)

Battery life
Approx. 60hrs (continuous) backlight off and LED light off

Other functions
Data hold, Zero adjust function, Auto power off, LED Torch light, Back light display, Illuminant panel

External dimensions and weight
61 (W) x 111 (H) x 40 (D) mm Approx. 290g (including batteries)

Standard accessories
User’s Manual, Batteries, Soft case (93045)

(1) At 23C ±5C, 45% to 75%RH Measurement accuracy: ±(% of reading + digits)_ Terms of accuracy: Open and close the clamp sensor after power on and perform zero adjustment. (2) The 20mA range accuracy assurance is the average of 5 times measuring.

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