Частота спидометр м / тахометр / линия

Frequency meter, tachometer, line speed meter Features ·Very strong capacity of noise and interference resistance; ·Double-row 6-bit LED digital display; ·Model and dimension: 96WX48H, 72WX72H; ·Set instrument parameter values using contact control switches; ·Optional frequency function (Hz), rotary speed (RPM) function, rotation per line (RPL) function; ·Ratio P set range: 0.00001 999999; ·Upper and lower limit setup and output alarm for two sections(relay or transistor); ·Measurement range: 0.1Hz 5000Hz or 6 999999RPM; ·Capable of setting decimal point position; ·The instrument provides DC24V power supply (Other specifications may be worked out); ·4 20mA transmission output; ·RS485 communication interface Specifications Power voltage 85-265VAC,50Hz(Optional 10-50VDC Input) Power consumed 5VA MAX Output type Relay contact or transistor output Relay contact capacity 250VAC/3A or 30VDC/5A Electric crystal output capacity 30DVC/50mA External power supply DC24VDC, 50Ma Max (Other specifications are also available) Insulating resistance ≥100 MΩ Foreign interference resistance Power supply:±2KV input: ±500V Shock resistance 10 55Hz/0.75mm Parameter saving 10 years Ambient temperature -10 60°C Ambient humidity 0-90%RH Input impedence Wave signals: triangular wave and sine wave; 5V≤H≤30V 0≤L≤2V Input impedence ≥10MΩ Measuring accuracy 0.00001-999999 Measuring range 0.1%F.S± 2 digit Linear rate ratio set range 0.1-5000Hz(frequency meter) 6-999999RPM(Rotary speed meter) Measurement range (frequency meter) Rotary speed meter) Measurement cycle(gate time)GAT=0.5 seconds: 2 5000Hz (frequency meter) 120 999999RPM (rotary speed meter) GAT=1 seconds: 1 5000Hz (frequency meter) 60 999999RPM (rotary speed meter) GAT=5 seconds: 0.2 5000Hz (frequency meter) 12 999999RPM (rotary speed meter) GAT=10 seconds: 0.1 5000Hz (frequency meter) 6 999999RPM (rotary speed meter) Description of front panel Take FR6 for example NO Words on panels Description of content 1 PV (Upper row LED) Actual measurement values/mode display 2 PV (Lower row LED) Set value/mode content display 3 OUT1 Output 1 indicator 4 OUT2 Output 2 indicator 5 Hz Frequency function indicator 6 RPM Rotary speed function indicator 7 RPL Linear speed function indicator 8 RUN Instrument operation indicator 9 SET OK button 10 RET Return button 11 1-6 Set value and parameter modification buttons from figure 1 to figure 6 Ordering information