This series digital meters are a new generation of ammeter/voltmeters meter , whic…
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Features:
Measurement:frequency
Display:LED display
Communication:RS485 communication,
MODBUS-RTU protocol.
Input:4 loops digital inputs(4 DI)
Output: 2 loops digital outputs(2DO),3
loops transmission outputs(3AO).
Basic function: input signals through CT/PT
directly;set and reset CT/PT freely.
Dimension size:48*48mm 48*96mm 72*72mm 80*80mm 96*96mm 120*120mm
Technical specification:
Performance
Technical
parameter
Accuracy Class
0.5class
Display
number
Four
numbers and sign digit
Input
Rated
input
AC I：1A，5A；AC U：100V，220V，380V
overload
Consistent:1.2
times, instantaneous 2 times/s
frequency
45～60Hz
Power Supply
Auxillary
power supply
AC220V
consumption
＜3.0VA
Working
pressure
2kV（50Hz/1min）
Insulation
resistance
≥100MΩ
Mean time
to failures
≥50000h
Working
condition
Operation
enviorment:0-60℃, and relative humidity≤ 93% free of wet and corrosive gas
condition
