Voltmeter Dual

Description

Moving coil, D.C. only, single range 0-1, 5, 10, 30, 50, 100, 500 mA.

Description

Used for measurement of small quantities of electrical charge. Levelling Screws for balancing the coil. Coil with mirror suspended between long suspension at the upper end and a spring at lower end. Clamping arrangement for transportation. Consistent sensitivity over a large period. Strip provided for making it a periodic. Res. in Ohm Crit. Damp. Res. in Ohms Sensitivity mm per m Coul. Sensitivity mm per m Amp. Time period in Seconds.

100	300	1000	12	2000
500	600	1400	12	3500

Description

Moving coil D.C. only, with 4 mm. terminals. 1-0-1 mA. 35-0-35 mV. 3.5-0-3.5 mA. 30-0-30 Sensivity 20 mA / Div. are also available.

Description

Suitable for Industrial Kelvin Double Bridge and Senior Kelvin Double Bridge. Galvanometer Resistance 125 ohms Nominal, Sensitivity 15 mm. scale division per micro amp. time period 2 second, critical damping resistance 1000 ohms and working voltage is 230 Volts AC 50 Hz.