Description Digital Red LED Tachometer RPM Speed Meter Proximity Switch Sensor NPNSpecification Power requirement DC 8 15V or AC6 18V Measure range 99999 3 8RPM Error range ± 0 5 1 5 rpmClear zero Automatic Clear zero time About 10s Refresh frequency 0 2 0 5S 120 1200RPM 0 25 0 06S 2400 9999RPM Response frequency 100HZ Measure indication RPM5000 ±2 RPM5000 ±3 Sign NPN 3 wires normally open Display 5 x 2 5cm red LED Tachometer size 78 x 42 x 13mm Panel cutout size 71 x 38mm Hall proximity model NJK 5002C Detected objects Magnet Detection range 1mm 10mm Proximity output current 20mA For the sensor Operating temperature 10 to 60°C Sensor wiring brown Power blue Power black signal Sensor size 37 x 12 x 10mmPackage Included 1 x Tachometer RPM Speed Meter1 x Hall Proximity Switch Sensor NPN
