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特色
- 具有輸出及測量電流功能
- 輸出直流電流 : 0 ~ 19.99mA或 0 ~ 24mA
- 負載500歐姆,迴路電壓 DC12V
- 測量直流電流 : 0 ~ 19.99mA或 0 ~ 24mA
- 輸出直流電壓 : -199.9mV ~ 199.9MV
- 精確度 :
- 0 ~ 19.99mA ±0.25%
- 0 ~ 24mA ±0.5%
- Size：185 X 78 X 38mm
FEATURES
- The instruments Powers or Measure a two-wire current loop. Four function provide the quality and accuracy of handheld calibrator : a. Precision current source. b. Measurement of a current signal. c. Power and measurement of two wire loop. d. Precision DCmV source.
- Portable instrument for calibrating process devices and measuring process signals.
- Adjustable 0-24 mA current source.
- Adjustable -199.9 mV to +1.99.9 mV DC voltage source.
- Current calibrator drives loads up to 500 ohms.
一般規格
顯示 (Display)
- LCD display, max. display counts 1999. 13 mm ( 0.5" ) digit size.
功能 (Function)
- 1) Current source
- 2) Current measurement
- 3) Power and current measurement of two wire loop
- 4) DC mV source
取樣時間 (Sampling Time)
- Approx. 0.4 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)
- DC 9V battery, 006P, MN1604(PP3) or equivalent. Heavy duty or Alkaline type.
重量 (Weight)
- 265 g/0.58 LB ( including battery ).
大小 (Size)
- 185 x 78 x 38 mm ( 7.3 x 3.0 x 1.5 inch ).
附件 (Accessories Included)
- Operational manual............................... 1 PC.
- Cable with the alligator pairs ( red & black ), LN-TL421... 1 PC.
電氣規格 (ELECTRICAL SPECIFICATIONS) 23±5 ℃
電流源 (Current source)
| Range |
Display Resolution |
Accuracy |
| 0 - 19.99 mA |
0.01 mA |
± ( 0.25 % FS + 1 d ) |
| 0 - 24 mA |
0.1 mA |
± ( 0.5 % FS + 1 d ) |
兩線式電源及電流測量 (Power and current measurement of two wire loop)
| Range |
Display Resolution |
Accuracy |
| 0 - 19.99 mA |
0.01 mA |
± ( 0.25 % FS + 1 d ) |
| 0 - 24 mA |
0.1 mA |
± ( 0.5 % FS + 1 d ) |
Provides power DC 12V 2 V to the loop and measures current.
* FS : full scale
電流測量 (Current measurement)
| Range |
Display Resolution |
Accuracy |
| 0 - 19.99 mA |
0.01 mA |
± ( 0.25 % FS + 1 d ) |
| 0 - 24 mA |
0.1 mA |
± ( 0.5 % FS + 1 d ) |
直流 mV源 (DC mV source)
| Range |
Display Resolution |
Accuracy |
| - 199.9 mV to + 199.9 mV |
0.1 mV |
± ( 0.25 % FS + 1 d ) |
* Output measured load impedance should > 1 K ohms.
* FS : full scale
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