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 - Calibration
 - Accessories
 
Multifunction Loop Calibrator - ADT-220
Model : ADT-220
The ADT-220 is a highly integrated loop calibrator featuring several patented technologies, the calibrator is an ultra-compact, rugged, and best of all, easy to use hand-held device that will source, simulate and measure loop current, mV/V, loop integrity, and also perform switch testing. Its smart phone-like menu and interface makes it simple and easy to use. The ADT-220 is ideal for calibrating, maintaining, and troubleshooting various loop devices in the field.
- Features
 - Datasheet
 - Video Demo
 
• Measuring and sourcing loop current, mV and V
 Measures loop current up to 30mA with 0.1µA resolutionü 
 Measures voltage signals up to 30V, and mV signals up to 200 mV
 Sources loop current, mV and V
 24V loop power supply with simultaneous current measurement
 Simultaneous dual reading capability
 Pressure switch test
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• Data statistics and analysis
 Display max, min, peak-to-peak, average, and percentage simultaneously
 Convert data to a real physical value through re-scaling function
 
• Data logging
 High-capacity storage with up to twenty thousand records
 On-line view, index, analyze, auto-curve, and list the data
 
• Various sources and converting mode
 Support linear, flow, valve, and 25% stepping source
 Auto-source of ramping and stepping
 Gauge span examination
 
• "As Cal" on-site calibration tools
 Four on-site calibration tools preset: loop indicator, sensor/transmitter, signal isolator/converter, and limit alarm/switch
 
• Support 2W transmitter connection
 
• Multi lingual interface :
 English, Chinese
 
• Easy to use
 Smartphone-like menu and interface make the operation simpler and easier
 Ultra-compact, size 3.9" x 7.6" x 2.0" (100mm x 192mm x 52mm), and weight 1.6 lb (0.7 kg)
 One hand operation
 
• Snapshot
 Save and manage up to 100 snapshots
 
• Display
 3.5 inch TFT color screen
 4, 5, or 6 digits adjustable display
 
• Rugged
 Rugged design for harsh environments.
 Passed a 1-meter drop test
 Three year warranty for the ADT 220, and one year for the battery pack
 
• Misuse protection and Electrical isolation
 Up to 30V voltage on any two sockets and up to 1A current on current sockets will not damage the calibrator. The calibrator will return to normal condition as soon as the voltage or current is removed.
 Measuring, sourcing and loop power circuits are electrically isolated each other.
 
• Convenient tools
 Calculator, thermocouple converter, HOLD screen lock
 
• Rechargeable battery
 Rechargeable Li-ion battery for 15 hours uninterrupted use.
 Battery life will be reduced when 24V is applied.
 The rechargeable battery is replaceable.
• Firmware upgrade
 Support firmware upgrade when available
• Warranty
 3 years
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