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Name of produc：DP-72X72-3 Single-phase AC Voltmeter
Category Digital Voltmeter > DP-XX-3
Model DP-72X72-3 Single-phase AC Voltmeter
Optional Function:RS485 communication Modbus-RTU protocol, Switching input,
Switching output ,Analog output
Technical Data
Accuracy: Voltage accuracy class 0.5.
Parameters:
Rated voltage: AC 57.7V、AC 100V、AC 220V、AC 380V.
Overload Rating: 1.2X rating (continuous) 2X rating for 1 seconds.
Internal resistance: ≥1kΩ/ V(for non-mA/mV inputs only).
Frequency:45~65Hz.
Auxiliary Power Supply: AC/DC 48~240V、AC/DC 80~265V、AC 380V、AC 220V、AC 110V、AC 60V.
Display Features:
High-brightness display.
Display data full range 1-9999 arbitrary variable settings.
Display “HHHH”, when data over 1.4 times the full range.
Optional Function:
Communication function:1 RS485 communication, Modbus-RTU protocol,
the baud rate is 1200,2400, 4800, 9600, 19200, 24000, 38400bps can be set.
Passive Status Collection: Support four-way Passive Sensor status collection.
Status/Control Signals: support four-way output voltage output (5V),2 way alarm relay output (contact: AC250V/5A, DC30V/5A).
Analog output: support 1-way Analog output conversion 4~20mA or 0~5V.
Operating Environment:
Operating temperature:-10℃~+55℃.
Storage temperature:-25℃~+70℃.
Relative humidity≤93%，Non corrosive gas.
Safety Performance:
Insulation resistance: ＞100MΩ.
AC withstand voltage: ＞AC 2000V.
EMC:
ESD: Level 4
Surge: Level 4
RF: Level 3
EFT: Level 3
Signal Wiring Diagram:
