产品名称：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: