Item SpecificsMultifunction Pulse Meter-High-speed up-down count pulse measurement/rotational pulse measurement/time interval measurement-Optical isolation communication interface RS-232C, MODBUS RTU protocol, baud rate range 2400 ~ 38400bps-Display: 6-digit LED, red, character height 20.3mm (0.8 inches)-Display range: -199999 to 999999-Sensor power supply: DC5V 130mA (GW631-1-05-11-1-2) DC12V 60mA (GW631-1-12-11-1-2) DC24V 30mA (GW631-1-24-11-1-2)-Alarm output: relay-Power: 100-240VAC 50/60Hz-Dimensions: 160x80x80mm-Panel cutout size: 152x76mm-The matching sensor is NPN type, if you need to use PNP type sensor, please contact for customization.Features-18 measurement functions to support various pulse measurement applications-Can be matched with various sensors such as no-voltage contacts, photoelectric switches, proximity switches, encoders, etc.-Counting speed 030Hz/03kHz/0100kHz-Frequency (speed) measurement range is as wide as 0.0001Hz ~ 100kHz-It has the function of holding the maximum value and the minimum value, and can be remembered when the power is turned off.-Measured value display update cycle, display brightness can be set-2 groups of alarm output, alarm type, action hysteresis, turn-on delay, turn-off delay can be setPackage includes:1pc of Multifunction Pulse Meter