PIE 541 Frequency Calibrator with Totalizer
The Practical Instrument Electronics (PIE) Model 541 is the best tool for calibration, test, and diagnosing turbine meters, frequency counters, vibration systems, tachometers, flow meters, vortex shedders, integrators, and any other Frequency devices in the shop, plant and/or field. The Model 541 brings all the features you would expect from a frequency calibrator and times new romanaving new ones. The Model 541 comes with an LED indicator showing gate time for easy trigger level adjustment. Make adjustments with the EZ-Dial� knob or test limits with the dual action EZ-Check� switch. Save hours of troubleshooting time on problems when compared to other calibration methods. When calibrating a totalizer, the PIE 541 eliminates the need of a stop watch. This calibrator will automatically stop when the selected number of pulses has been sent to the totalizer.
Select from 6 different frequency ranges or select totalize to source or measure pulses within a selectable time.
Features
Accuracy: ± 0.005% of range
5 ranges from 1CPH to 20.000KHz for source and read
Totalize inputs/outputs from 1 to 99999 in 1.0 to 100.0 minutes.
Read a wide range of frequencies and waveforms from 50mV to 120V peak.
Source sine and square waves, zero based, or zero crossing.
Adjustable amplitude from 100mV to 12V peak-to-peak.
Gate trigger LED flashes in synch with the output frequency. This allows easy adjustment of the attenuation for proper gate triggering.
EZ-Dial knob easily adjust output by 1
Pressing down and turning will select a faster dialing speed
EZ-Check switch for 0% and 100% span adjustments
Store new EZ-Check values by pressing the EZ-Dial knob
Uses a standard 9V Alkaline Battery
Superior battery life of 45 hours under typical continuous usage
Easy access to battery compartment
Lightweight, Rugged and Reliable
Small, tough and protected to 60V
Carrying case and Test Data available
NIST Traceable Calibration Certificate included FREE
Specifications
| General Specifications: (Unless otherwise indicated all specifications are rated from a nominal 23 °C, 70 % RH for 1 year from calibration) | |
| Operating Temperature Range | -25 to 60 °C (-5 to 140 °F) |
| Storage Temperature Range | -30 to 60 °C (-22 to 140 °F) |
| Relative Humidity Range | 10 % 10 % |
| Size | 7.00 X 3.30 X 2.21 inches (177.8 x 83.8 x 56.1mm) |
| Weight | 12.0 oz (340 grams) |
| Battery | 9V Alkaline |
| Miscellaneous | Low
battery indication with nominal 1 hour of operation left Over-voltage protection to 120 Vrms (rated for 30 seconds) or 240 Vrms (rated for 15 seconds) High contrast graphic liquid crystal display with 0.45 (11.4 mm) high digits |
| Common Specifications for all current modes: | |
| Frequency Ranges | 1CPH to 20.000Khz |
| Accuracy | ± 0.005% of range |
| Temperature effect | < < 10ppm/°C of range |
| Frequency Ranges Specifications: | |
| 1 | 1 CPH< CPH Range < 20000 CPH |
| 2 | 0.1 CPM (0.0167Hz)< CPM Range < 2000.0 CPM (33.33Hz) |
| 3 | 0.01Hz < Hz < 200.00Hz |
| 4 | 0.1Hz < Hz Range < 2000.0Hz |
| 5 | 0.001KHz < KHz Range < 20.000KHz |
| 6 | Totalize inputs/outputs from 1 to 99999 counts in 0.1 minutes to 100.0 minutes |
| Read Inputs Specifications: | |
| Read | x1
attenuation range: 0.1Vpk to 12Vpk x10 attenuation range: 1Vpk to 120V peak - Limit of attenuation is 120Vpk |
| Input Impedance | > 1 Meg ω + 100pF |
| Adjustable Signal Attenuation | Adjustable trigger level with X1 and x10 attenuation ranges |
| Miscellaneous | Battery life > 24 hour typical |
| Fuse-less protection | 240Vrms |
| Waveforms Source Specifications: | |
| Output current | > 6mApp at 12Vpp output, 20KHz |
| Output Impedance | < 25Ω |
| Square Wave: | Zero
Crossing: Zero Based Selectable Rise/Fall Time: < 0.0001% of output Vpk per Second Frequency Jitter: < 0.5LSB of frequency range Duty Cycle: 50% ± 2% Sine Wave: Offset and Zero Crossing Symmetry: <± 10% of Vpk Output amplitude setting Amplitude Adjustment: 100mV < Nominal Output < 12Vpp ± 10% of setting |




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