Loop Calibrator Hart Mode Calibrator mA mV V Source Output & simulation Loop Power Output Similar to FLUKE-707
Loop Calibrator similar to FLUKE-707 :
***Basic Functions:
• Measures DCV: 0~28 V±(0.025%rdg+4Lsd)• Measures Current: 0~24mA±(0.025%rdg+4Lsd)• Output Current: 0~20mA / 4mA~20mA ±(0.025%rdg+2Lsd)• Current Simulate: 0~20mA/4mA~20mA±(0.025%rdg+2Lsd)
• Loop power output: 24V dc
***Special Functions:
• Max display 19999 counts with backlight; • Environment-friendly high-capacity rechargeable lithium battery, long standby• Large display and simple, quick-click interface • Simultaneous mA and % readout for quick, easy interpretation of readings • Push button 25% steps for fast, easy linearity checks • 0-100% “span check” for fast confirmation of zero and span • Selectable slow,fast ramp and step ramp to provide smooth outputs for valve slewing and loop tests • 24 volt internal loop supply,power and read a transmitter without carrying a DMM. • Innovative output adjustment dial with 1 µA resolution. • HART ™ mode connects 250 Ω resistor with 24 V loop for compatibility with HART communicators
***Environment Characteristics:
• Operating Temperature -10ºC ~ 55ºC • Storage Temperature -30ºC ~ 60ºC
***General Characteristics:
• Power: rechargeable 9V battery, Charger
• Product color: Yellow and Black
• Product size : 195* 92* 55mm • Product Net Weight: 350g
• Standard Accessories: Test Leads, Chargeable battery, Charger, User Manual, Carry Case
• Standard Individual Packing: Carry Case
• Standard Quantity Per Carton: 10pcs
• Standard Carton Meas: 59*47*23cm
• Standard Carton Gross Weight: 14.0kg
***WARRANTY: one year
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Technical Specifications:
| Function | Range | Resolution | Accuracy | ||
| Measuring Current | 0 ~ 24mA | 1μA | ±(0.025% +4 Lsd) | ||
| Measuring Voltage | 0 ~ 28V | 1mV | ±(0.025% + 4 Lsd) | ||
| Source/Simulate Output | 0 ~ 20mA | 1μA | ±(0.025% + 2Lsd) | ||
| 4~20mA | |||||
| Loop Power Output | ≥24V, ≤30V. | ||||
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Comparison Between YHS-717 and FLUKE-707:
| Function | YHS-717 | FLUKE-707 | ||||
| Range | Resolution | Accuracy | Range | Resolution | Accuracy | |
| DC mA Measuring | 0 ~ 24mA | 0.001mA | ±(0.025% + 4Lsd) | 0 ~ 24mA | 0.001mA | ±(0.015% + 2Lsd) |
| DC Volts Measuring | 0 ~ 28V | 1mV | ±(0.025% +4Lsd) | 0 ~ 28V | 1mV | ±(0.015% + 2Lsd) |
| DC mA Source Output | 0 ~ 20mA | 0.001mA | ±(0.025% + 2Lsd) | 0 ~ 20mA | 0.001mA | ±(0.015% + 2Lsd) |
| 4 ~ 20mA | 0.001mA | 4 ~ 20mA | 0.01mA | |||
| DC mA Simulate Output | 0 ~ 20mA | 0.001mA | ±(0.025% + 2Lsd) | |||
| 4 ~ 20mA | 0.001mA | |||||
| Loop Power | 24V | 24V | ||||
| 250Ω HART resistance | √ | √ | ||||
| Signal Adjust mode | Special (quick induction) | Special (quick induction) | ||||
| Auto ramp (smooth/step) | √ | √ | ||||
| Back Light | √ | √ | ||||
| Battery | Rechargeable battery | NON-rechargeable battery | ||||
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Hart Mode Loop Calibrator similar to FLUKE-707
