数字闪频仪DT-2349采用微处理器电路设计,测量精度高,数字显示,广泛用于动态检测齿轮,风扇,离心机,水泵,电机等设备转速测量,用于一般工业维护,生产,质量控制,科研实验室应用。
数字闪频仪DT-2349特点
*数字合成电路，稳定性高，调节分辨率高，操作方便。
*晶体时基提供高精度测量和快速测量时间。
*高强度氙闪光管。
*宽范围：60至32000 rpm。
*调整分辨率：0.1转（＜1000转），1转（≧1000转）。
*高强度光。
*设置按钮：数字调整按钮，x 2键，2键÷，+按钮，按钮，操作方便。
*带插座的氙气闪光管，易于更换管。
*紧凑和重型外壳。
数字闪频仪DT-2349规格

Display	5 digits ( 0 to 99999 ) LCD display.
Flash adjust range	60 to 32,000 RPM/FPM. * RPM : round per minute. * FPM : flash per minute.
Resolution	0.1 RPM : < 1,000 RPM.
	1 RPM : ≧ 1,000 RPM
Function buttons	Digital rotate knob, x 2 button, ÷ 2 button, + button, - button,
Accuracy	± (0.05 % + 1d) * Spec. tested under the environment RF Field Strength less than 3 V/M & frequency less than the 30 MHz only.
Power Supply	110 Vac ± 10%, 50/60 Hz. or 220 Vac ± 10%, 50/60 Hz. or 230 Vac ± 10%, 50/60 Hz.
	* A " Voltage rating label " is affixed under the bottom case to show the voltage rating of power supply. When use the stroboscope, make sure to identify the power supply voltage exactly.

Circuit	Microcomputer LSI circuit & crystal control time base. Digital synthesis circuit for the signal adjusting.
Signal Stability	The signal adjusting circuit is used the digital synthesis circuit, the output signal will existing high stability and not change.
Power Supply	AC( 100V to 240V ) to DC 9V ( 3A ) adapter, incuded. Build in battery compartment, power can be used the optional DC 1.2 V Ni-MH recharge battery ( UM-1, D size ) x 4 PCs.
Power Consumption	DC 2.4 A ( 3600 FPM )
Operating Temp.	0 to 50 ℃ (32 to 122 ℉).
Operating Humidity	Less than 80% R.H.
Dimension	21 x 12 x 12 cm (8.3 x 4.8 x 4.8 inch).
Weight	1Kg/2.2 LB.
Housing	Compact and impact plastic injection case with plastic mirror type reflector.
Calibration	Crystal time base and microprocessor circuit, don't necessary take any external calibration process.
Accessories Included	Operation manual. 1 PC. AC( 100V to 240V ) to DC 9V adapter .....................................................1 PC.
Optional Accessory	Flash Xenon tube... Model : TBXE-2289
	DC 1.2 V Ni-MH recharge batteries, UM-1/D size ( BAUM-1) x 4 PCs.
	DC 1.2 V Ni-MH batteries charger with AC adapter, complete set. Model: BACH-110 ( AC 110V power ) Model: BACH-220 ( AC 230V power )

数字闪频仪DT-2349闪光管规格

Flash tube	Xenon lamp.
Flash Duration	Approximately 60 to 1,000 microseconds.
Flash color Temp.	Xenon white 6,500 K degree.
Flash energy	4 Watts-seconds (joules).
Beam Angle	80 degrees.
Flash tube replacement	It is required to change the flash tube when the instrument start to flash irregularly at speeds > 3600 RPM/FPM.
Operating duty Cycle	For prolong life and safety, please adhere to the following operation duty cycle: < 2000 RPM - 2 hours 2001 to 3600 RPM - one hour 3601 to 8000 RPM - 30 minutes > 8000 RPM - 10 minutes. * 10 min. cooling off period between cycles.