FLUKE - Ampe kìm đo mA Fluke 771 (100mA)
Model: Fluke 771
Hãng sản xuất: FLUKE – MỸ
Tham khảo: http://www.fluke.com/fluke/vnen/clamp-meters/Fluke-771-Milliamp-Process-Clamp-Meter.htm?PID=69415
Tính năng Ampe kìm đo mA Fluke 771 (100mA):
- Best in class 0.2 % accuracy
 - 0.01 mA resolution and sensitivity
 - Measure 4 to 20 mA signals without ”breaking the loop”
 - Measure mA signals for PLC and control system analog I/O
 - Dual backlit display with both mA measurement and percent of 4 to 20 mA span
 - Measurement Spotlight illuminates hard to see wires in dark enclosures
 - Detachable clamp with extension cable for measurements in tight locations
 - Measure 10 to 50 mA signals in older control systems using the 99.9 mA range
 - Automatically change the 4 to 20 mA output for remote testing
 - Power saving features, auto-off, backlight timeout extend battery life
 - Hold function captures and displays changing measurements
 
Thông số kỹ thuật Ampe kìm đo mA Fluke 771 (100mA):
Diameter of measurable conductor 
 | 
0.177” or 4.5 mm max 
 | 
Operating temperature 
 | 
-10 to 50 ºC 
 | 
Storage Temperature 
 | 
-25 to 60ºC 
 | 
Operating Humidity 
 | 
< 90% @ <30 ºC, < 75% @ 30 to 55ºC 
 | 
Operating Altitude 
 | 
0 to 2000 m 
 | 
IP Rating 
 | 
IP 40 
 | 
Size 
 | 
59 x 38 x 212 mm, (2.32 x 1.5 x 8.35 in.) 
 | 
Weight 
 | 
260G, (9.1 oz.) 
 | 
Vibration 
 | 
Random 2 g, 5 to 500 Hz 
 | 
Shock 
 | 
1 meter drop test (except the jaw) 
 | 
EMI/RFI 
 | 
Meets EN61326-1 
Note: For current measurement w/ JAW, add 1mA to specification for EMC field strengths of 1V/m up to 3V/m.  | 
Temperature Coefficient 
 | 
0.01% ºC 
(<18? or > 28?)  | 
Power, battery life 
 | 
(2) AA 1.5 V Alkaline, IEC LR6, 40 hours typical 
 | 
Warranty 
 | 
Three years for electronics 
one year for cable and clamp assembly  | 
mA measurement   (Measured by clamp) 
 | 
Resolution and Range:      0 to 20.99 mA 
Accuracy: 0.2% +2 counts Resolution and Range: 21.0 mA to 100.0 mA Accuracy: 1% + 5 counts  | 
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