Digital Ammeter Voltmeter Function
Used In Real-time measurement and indication on AC or DC voltage(current) in an electric circuit; program mable CT/PT ratio; Higher and lower limit alarm output and programmable rely time of alarm.
Digital Ammeter Voltmeter Parameters
AC Ammeter AC 0.05~6A, extemal CT is necessary if more than 6A
DC Ammeter DC 0.05~6A,external Electrical shunt is necessary if more than 6A
AC voltmeter AC 10~600V, extermal PT is necessary if more than 600V
DC voltmeter DC 10~600V
Measuring display mode:4 LED nixie tube effective value display
Resolution: last figure one digit
Overflow indication: the top digit display “1” or “-1” and other digit hiding
Auxiliary power supply:AC220V±10%
Alarm contact capacity:AC250V/1A
Alarm shift Difference:01%FS~50.0%FS
Alarm delay time:0.0~99.9S programmable
Terminal arrangement and wiring connection
POWER: Auxiliary power input port of instrument，Auxiliary power supply is AC 220V± 10% (please note if you need special power supply).
INPUT: Signal input port of instrument, HI represents port of DC input signal，fire wire terminal of AC voltage input signal and inlet wire terminal of AC current input signal.
LO：“一” port of DC input signal, the other one wire of AC voltage input signal; the outlet wire terminal of AC current signal input OUT: the alarm contact output port of meter
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