DM-9961 多功能自動換檔電錶

簡介

• 4000位數顯示器 , 真均方根值(True RMS)

• 交直流電壓：0.1mV ~ 1000V ±0.8% 或 ±1%

• 交直流電流：0.1uA ~ 10A ±1%

• 電阻：0.1 ~ 40M歐姆 ±1.5%

• 頻率：1HZ ~ 40MHZ ±0.5%

• 電容：1pF ~ 40mF ±3%

• 導通蜂鳴 ' 二極體測試

• CAT Ш 1000V

• Size：185 X 88 X 40mm

FEATURES

一般規格

顯示 (Display)

65 mm x 48 mm large LCD display with bar graph indicator.

測量 (Measurement)

DCV, ACV, DCA, ACA, Resistance, Capacitance, Frequency, Duty, Diode, Continuity beeper.

A/D 計數 (A/D counts no.)

4000 counts.

範圍選擇 (Range selection)

Auto range with manual range selecting.

特殊功能 (Special function)

Relative measurement, Data hold.

讀值鎖定 (Data hold)

To freeze the display reading on the LCD display.

電源開關管理 (Power On/Off management)

Auto power of or manual power off.

相對測量 (Relative measurement)

To offset the measurement value.

極性 (Polarity)

Automatic Switching, '-' indicates negative polarity.

歸零調整 (Zero Adjustment)

Automatic adjustment.

取樣時間 (Sampling Time)

Approx. 0.5 to 1 second.

操作溫度 (Operating Temp.)

0 ℃ to 50 ℃ (32 ℉ to 122 ℉).

操作溼度 (Operating Humidity)

Less than 80% RH.

電源供應 (Power Supply)

006P DC 9V battery.

電源消耗 (Power Consumption)

Approx. DC 1.7 mA.

體積 (Dimensions)

185 x 88 x 40 mm ( 7.3 x 3.5 x 1.6 inch ).

重量 (Weight)

350 g/0.77 lb. (including battery).

附件 (Accessories Included)

Red and Black Test Leads( CAT III 1KV Test Leads )........ 1 Set

0.5 Amp Spare Fuse.......................... 1 PC.

Instruction Manual ................. 1 PC.

選購附件及轉換器

Full line adapters : ACA/DCA current adapter, Tachometer adapter, Humidity adapter, Pressure adapter, Light adapter, EMF adapter, Sound level adapter, High voltage probe.

Soft carrying case......................CA-05A

電器規格 (23±5 ℃)

直流電壓 (DC Voltage)

Range : 400.0 mV / 4 V/ 40 V/ 400 V / 1000 V

Resolution : 0.1 mV /1 mV /10 mV /100m V/1 V

Accuracy : ± ( 0.5% + 2d )

Input Impedance : 10 M ohm.

Over Load Protection: ±500 DCV, 350 ACV - 200 mV range.

                                      ±1000 DCV, 1000 ACV - other ranges.

交流電壓 (AC Voltage) True RMS

Range : 400.0 mV / 4 V/ 40 V/ 400 V / 1000 V

Resolution : 0.1 mV /1 mV /10 mV /100m V/1 V

Accuracy : ± ( 1% + 2d ) * spec. are tested under 50/60 Hz.

Input Impedance : 10 M ohm.

Over Load Protection : ± 500 DCV, 350 ACV, 15 seconds - 200mV range

                                       ± 1000 DCV, 1000 ACV - other ranges.

交/直流電流 (AC/DC Current)

Range : 10 A/400 mA/40 mA/4000 uA/400 uA

Resolution : 10 mA/0.1 mA/0.01 mA/1 uA/0.1 uA

Accuracy : 400 mA/40 mA/4000 uA/400 uA : ± (0.5%+2d )

                   10 A : ± (1.5%+2d )

                   * ACA spec. are tested under 50/60 Hz.

Over Load Protection : 10A range : 10A fuse.

                                        uA, mA range : 500 mA fuse.

二極體 (Diode ( Forward voltage ))

Range : 4V

Resolution : 0.001 V.

Accuracy : ± ( 0.5% + 2d )

導通測試 (Continuity)

Beeper will sound if measured resistance less than 20 hom.

電容 (CAPAITANCE)

Range : 40 nF/400 nF/4 uF/40 uF/100 uF

Resolution : 10 pF/0.1 nF/1 nF/10 nF/0.1 uF

Accuracy : ± ( 3 % + 1d )

頻率 (Frequency)

Range : 4 Hz/40 Hz/400 Hz/4 KHz/40 KHz/400 KHz/4 MHz

Resolution : 0.001 Hz/0.01 Hz/0.1 Hz/0.001 KHz/0.01 KHz

Accuracy : ± ( 0.5% + 2d )

Sensitivity : Min. 1.5 V rms, Max. 5 V rms.

歐姆 (OHMS)

Range : 400/4 K/40 K/400 K/4 M/40 M ohm

Resolution : 0.1/1/10/100/1 K/10 K ohm

Accuracy :  : 400/4K/40K/400K/4 M  ohm: ± ( 0.5 % + 2d )

                      40 M : ± ( 2 % + 5d )

Over Load Protection : ± 350 DCV, 350 ACV.