รายละเอียดสินค้า Fluke 789
ProcessMeter
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24 V Loop power supply
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HART mode setting with loop power (adds 250 ohm resistor)
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100 % larger dual display
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1,200 ohm drive capability on mA source
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Enhanced backlight with two brightness settings
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0-100 % mA Span Check buttons to toggle between 4 and 20 mA
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Infrared I/O serial port compatible with FlukeView® Forms Software Version 2.1 (available Feb. 2003)
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Externally accessible fuses for easy replacement
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DMM designed to meet 1000 volt IEC 1010 CAT III standards
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Precision 1000 V, 440 mA true-rms digital multimeter
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Frequency measurement to 20 kHz
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Min/Max/Average/Hold/Relative modes
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Diode Test and Continuity Beeper
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Simultaneous mA and % of scale readout
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20 mA dc current source / loop calibrator / simulator
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Manual Step (100 %, 25 %, Coarse, Fine) plus Auto Step and Auto Ramp
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Externally accessible battery for easy battery changes
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3-year warranty
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รีวิว (2)
Customer
10/12/2560 13:51
คุณภาพสินค้าดีมาก
Customer
10/12/2560 13:51
คุณภาพสินค้าดีมาก