Practical-instrument-electronics 535 Manual de usuario descargar pdf (Pagina 5)

Model 535 Operating Instructions

82 E. Main Street Suite 3.14 • Webster, NY 14580

Tel: 585-872-9350 • Fax: 585-872-2638

sales@piecal.com • http://www.piecal.com/

535-9002 Rev G 7/13/11

5-8

Power and Measure 2 Wire Transmitter

The Model 535 provides power to the process loop while

displaying output current. Use this mode to test a

transmitter’s ability to control loop current. Current

limiting above 24 mA (52 mA if 10-50 range is selected)

is indicated by a flashing “CURRENT LIMITED” display.

Read Volts

The Model 535 measures +/- 30 VDC with 4X overrange

ability. The display flashes “OVERRANGE” when the 30

volt limit is exceeded.

Source Milliamp

Connect the Model 535 directly to 4-20/10-50 mA

receiver equipment, alarms, panel meters, etc. Use the

EZ-Dial Knob and EZ-Check Switch to adjust loop

current. The display flashes “HIGH Ω” when the loop

resistance is too high or the leads are open.

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Practical-instrument-electronics 535 Manual de usuario Pagina 5