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Name of produc：HL-72-5 Digital Frequency Meter
Category Digital Frequency Meter > HL-XX-5
Model HL-72-5 Frequency Meter
Optional Function:RS485 communication Modbus-RTU
protocol, Switching input,
Switching output ,Analog output
Technical Data
Accuracy： Frequency±0.02Hz。
Parameters：
Rated voltage: AC 57.7V、AC 100V、AC 220V、AC 380V.
Overload Rating: 1.2X rating (continuous) 2X rating for 1seconds.
Internal resistance: ＞300kΩ.
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, Brightness can be adjusted.
Optional Function:
Communication function:1 RS485 communication,
Modbus-RTU protocol, the baud rate is 1200,2400, 4800, 9600bps can be set.
Passive Status Collection: Support 2-way Passive Sensor status collection.
Status/Control Signals: support 2-way output voltage output (5V).
(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:
