WP series dual tachometerDetailed product description：

1、 Overview:
The WP series digital display instrument is a new generation of intelligent digital display instruments that use a new single-chip microprocessor as the main chip. This series of products has two lines of digital display, with main specifications including speedometer and dual speed meter; The specification list is as follows:

2、 Main technical performance of WP series dual tachometer:

1. Power supply: 85-285V, 50/60Hz or 11-36V, DC (optional)
2. Input frequency: 1.0Hz to 10000Hz,
3. Input signal: Match with magneto electric speed sensor (match with other sensors, specify when ordering)
4. Speed measurement range: Magnetoelectric: 30-9999 (decimal point can be set arbitrarily)
Rectangular wave: 0-9999 (decimal point can be set arbitrarily)
5. Measurement accuracy: ± 0.05% (digital display)
± 1 (cumulative mileage)
6. Coefficient setting: 0.000~9999 (user can set)
8. Sampling time: 0.1-5.0 seconds (factory set to 1.0 seconds)
9. Operating environment: Temperature range of 0-50 ℃
Relative humidity ≤ 85%
10. Hole size: 92 × 92
11. Dimensions: 96 × 96 × 110
12. Weight: less than 1.0kg

name	code	Main functions		Remark
speedometer	WP-TJ-100-1DC	Display vehicle speed and record accumulated mileage		Working power supply: 11-36V, DC
	WP-TJ-100-4DC	Display vehicle speed and record accumulated mileage, with RS-485 communication		Working power supply: 11-36V, DC
Dual tachometer	WP-AB-100	Display two speeds
	WP-AB-100-2	Display two speeds and have RS-232C communication
	WP-AB-120	Display two rotational speeds and have three relay alarms
	WP-SB-100-4	Display the speed of the first channel, as well as the speed ratio between the first and second channels, and have RS-485 communication