model LP1W x H x D (㎜) 48.0 x 24.0 x 54.0power supply voltage No external power supply (built-in battery, replaceable)Display method LCD display, zero blanking controlBattery life Approximately 3 years or more (approximately 25℃)Font size 8.7 mmenter

Way Voltage Input (INB) ▪ AC voltage input: 3 – 30 V ac

▪ DC voltage input: High level 4.5 – 30 V dc, Low level 0 – 2 V dcVoltage Input (INC) 30 – 240 V acNo voltage input (INA) ▪ Residual voltage during short circuit: below 0.5 V

▪ Maximum impedance during short circuit: 10 μm or less

Minimum impedance when open: 500 ohms or moreHOLD input method No voltage inputMeasurement range rpm 1 ~ 10000 rpm0.1 rpm 0.1 ~ 1000.0 rpmrps 1 ~ 1000 rpsHz 1 ~ 1000 Hz0.1 Hz 0.1 ~ 100.0 HzExternal settings button SW1-1: rps / rpm, SW1-2: x1 / x0.1

SW2-1: RESET, SW2-2: (rps, rpm) / HzExternal connections Terminal block (5 pins)Measurement accuracy ±0.1 % rdg ±1 digitVibration resistance 10 – 55 Hz (1-minute period) dual amplitude 0.75 mm X, Y, and Z directions, 1 hour each.Impact resistance 300 m/s² X, Y, Z, 3rd order in each directionInsulation resistance 100 ohms or more (500 V dc MEGA standard, wire terminals and exposed non-charging metal parts)Withstand voltage 2000 V AC 50/60 Hz 1 minute (wire terminals and exposed non-charging metal parts)Operating environment temperature and humidity -10 ~ 55 ℃, 35 ~ 85 % RH (but not frozen)Storage temperature -20 ~ 65 ℃weight 46g