PIE Milliamp (mA) & Process Loop Calibrators

	Source & Read 4-20 mA	2-wire Sim & PWR Meas	Source V	Read V	mA Resolution	Loop Diagnostic	Source & Read 10-50 mA
530	X	X		X	0.001 mA
531	X	X			0.01 mA
532	X	X	X	X	0.001 mA	X
535	X	X	X	X	0.001 mA		X

X - Indicates most accurate calibrator in that function

Model	Description or Specification
Model 334	Model 334 4-20 Milliamp Loop Calibrator True ± 0.025% of reading, highly reliable, rugged and easy to use.
Model 334Plus	Model 334Plus Automated Milliamp Loop Calibrator The "Big Brother" to the Model 334
Model 530	Model 530 4-20mA Loop Calibrator Accuracy to 0.012% of reading, can source and read current in the process loop and simulate, power and measure 2- wire transmitters.
Model 531	Model 531 4-20mA Source & Read Calibrator True +/- 0.05% of reading accuracy, all the practical functions required to get the job done easily.
Model 532	Model 532 4-20 mA/Voltage Loop Calibrator with Loop Diagnostics True ±0.012% of reading accuracy , included in the loop diagnostic features is its ability to measure ground current leakage from faulty wiring, flooded conduit, and corrosion bridges.
Model 535	Model 535 4-20 & 10-50 mA/Voltage Dual Range Calibrator True ± 0.025% of reading, display current or -25.00 to 125.00% of 4-20mA or 10-50mA.

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