• Start at 40,000.00 THB
DPI841, 842
Druck Frequency Calibrator/ Loop Calibrator
Measures or sources Hz, kHz, CPM, CPH and pulses. It is the ideal instrument for process technicians and electronic engineers, providing a highly accurate calibration standard and versatile test tool. Dedicated features facilitate test and maintenance of electronic circuits and frequency instruments including frequency meters, batch counters, tachometers, motion pickups, integrators and flowmeters.
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Features
• Advanced frequency meter and generator with three output waveforms from 0.1 V to 24 V amplitude
• Measure or source 0.01 Hz to 50 kHz
• CPM, CPH and totalizing counter
• Sine, square and triangular waveforms
• mA measure, switch test and 24V loop power
• Large backlit display, menu driven interface
• HART® loop resistor
• Robust and weatherproof
• Compact, simple to use, easy to carry
• Convenient, one-handed operation
• Secure grip, impact resistant, elastomer protected

DPI 841 and DPI 842
Measure  Accuracy*
0 to 999.999 Hz0.003% of reading + 2 counts
0 to 50.0000 kHz0.003% of reading + 2 counts
0 to 999999 cpm/cph 0.003% of reading + 2 counts
0 to 999999 total count
  
SourceAccuracy*
0 to 999.99 Hz0.003% of reading + 0.0023 Hz
0 to 50.000 kH0.003% of reading + 0.0336 KHz
0 to 99999 cpm0.003% of reading + 0.138 cpm
0 to 99999 cph0.003% of reading + 0.5 cph
0 to 999999 pulse with variable rate 0 to 99999 Hz
  
Temperature Coefficient14°F to 50°F, 86°F to 122°F; 0.0011% FS/°F
 (-10°C to 10°C, 30°C to 50°C; 0.002% FS/°C)
Waveform sine, square and triangular (unipolar or bipolar)
Voltage Input30 V maximum
Trigger Level0 to 24 V, resolution 0.1 V
Output Amplitude0 to 24 VDC ±1% (20 mA maximum)
 0 to 24 VAC ±5% (20 mA maximum)

• DPI841/842 Data Sheet 

• DPI841/842 Manuals