1 Function
1.1 Test AC and DC voltage / current.
1.2 Current / voltage too high, too low alarm and setting.
1.3 AC and DC calibration settings.
1.4 Signal transformation ratio, slave address, password, baud rate settings.
1.5 Reverse DC connection prompt.
1.6 Transmit output, RS485 communication.
1.7 Current loop calibration setting.
1.8 Software automatic calibration.
2 Index
project
index
Accuracy class
± (0.5% FS + 1)
Display digits
4 digits plus a positive and negative sign
Input
Nominal input
Current 1A, 5A, voltage 100V, 220V, 380V
Overrange
Continuous: 1.2 times Instant: Current 10 times / 5S Voltage 2 times / 1S
frequency
AC 50Hz / 60Hz or DC
power supply
Auxiliary power
AC, DC 110V / 220V Allowable limit AC / DC 80 ~ 275V
Power consumption
≤3VA
Dielectric strength
≥2000VAC
Insulation resistance
≥100MΩ
Mean time between failures
≥50000h
Working condition
Ambient temperature-25 ~ 55 ℃ Relative humidity≤90% Altitude≤2500m
No corrosive gas
Additional options
Features
Communication function
Modbus RTU communication protocol RS485 communication
Transmit output
DC 4 ~ 20mA output
Measurement alarm
Dual AC 220V 1A dry contact signal
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