■特點(diǎn)(FEATURES)
●精確度0.01%滿刻度 (Accuracy 0.01% F.S.)
●可量測(cè) 交流頻率/直流脈波頻率
(Measuring AC Frequency,Pulse(TTL,CMOS) Frequency)
●Z大輸入頻率 50KHz(Accepts input rates up to 50KHz)
●小數(shù)點(diǎn)位置可任意規(guī)劃(Decimal point can be modified)
●尺寸小,穩(wěn)定性高(Dimension small and High stability)
MODEL:MF-B4A
● Input Frequency : 0-999.99Hz
(輸入頻率範(fàn)圍)
● Input Level : AC 50-600V
(輸入信號(hào)範(fàn)圍)
● Aux. power supper : AC110V or 220V ±(50 or 60Hz)
(輔助電源)
● Measuring accuracy : 0.01% F.S. (23 ±5℃)
( 精 確 度 )
● Sampling time : 10 cycles/sec. (>10Hz)
( 取樣時(shí)間 ) f cycles/sec. (<10Hz)
● Input impedance : >2M ohm or more
( 輸入阻抗 )
● Max. input over : 1.5 x rated continuous
( 過載能力 ) 2 x rated 30 seconds
● Over input indication : " doFL "
( 過載顯示 )
● Readout range : 0-99999 digit adjustable
( 顯示值範(fàn)圍 )
● Parameter setting : Touch switches
( 參數(shù)設(shè)方式 )
● Display : Red high efficiency LEDs high 14.22mm (.56")
( 顯示幕 )
● Dielectric strength : 2KVac/1 min. (input/power)
( 絕緣耐壓能力 )
● Surge test : ANSI C37.90a/1974, DIN-IEC255-4
(突波測(cè)試 ) impulse voltage 4KV (1.2 x 50us)
● Operating condition : 0-50℃(20 to 90% RH non-condensed)
( 使用環(huán)境條件 )
● Storage condition : 0-70℃(20 to 90% RH non-condensed)
( 存放環(huán)境條件 )
● CE EMC Certification : EN 55022:1998/A1:2000 Class A
( CE認(rèn)證 ) EN 61000-3-2:2000
EN 61000-3-3:1995/A1:2001
EN 55024:1998/A1:2001 更多內(nèi)容請(qǐng)?jiān)L問蘇州致昇電子有限公司 (http://www.zs-jason.com/)
( 審核編輯:李晨輝 )