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1811 EL

FEATURES

● Microprocessor-controlled.
● 2Lines × 16 Characters LCD.
● Very low consumption.
● Suitable for industrial applications.
● Better than 3% accuracy (current).
● Menu-driven.
● Accurate digital readout of disconnection time.
● Accurate digital readout of disconnection sensitivity.
● Data hold function.
● Zero Crossing Circuitry permit testing at 0° or 180°.
● Disconnection Phase Polarity shown on LCD display.
● Auto off and off override.
● Polarity Trip indicator (Positive of Negative Phase).

SPECIFICATIONS

Current settings	:	0-999mAac / 50Hz
Current selection	:	Knob
Phase start selection
0° and 180°	:	Referenced to Earth
		Yes
Over-temperature
protection	:	Yes
Phase polarity trip Indicator	:	Referenced to Earth
		Yes
Operating voltage (L-E)	:	110 Vac to 450 Vac
Timer resolution	:	1ms (Max. Time=99.999s)
Timer accuracy	:	1ms ±1ms
Current accuracy	:	±1% ±1mA
Current resolution	:	1mA
Voltmeter accuracy (50Hz)	:	50-350 Vac=±2%±1V
		340-450 Vac=±5%±1V
Voltameter resolution	:	1V
Operating temperature	:	-5°C to 40°C
Storage temperature	:	-10°C to 55°C
Maximum current Specified at 450 Vac/50Hz
Dimensions	:	170(L) × 165(W) × 92(D)mm
Weight (battery included)	:	Approx. 1180g
Power source	:	1.5(AA) × 8
Safety standard	:	EN 61010-1 CAT III 450V
		EN 50081-1 EN 50082-1

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