Practical Instrument Electronics 532 - Manual

Practical Instrument Electronics
Model 532
mA/V Loop Calibrator
with Loop Diagnostic
Operating Instructions
82 E. Main Street Suite 3.14 · Webster, NY 14580 Tel: 585-872-9350 · Fax: 585-872-2638 [email protected] · http://www.piecal.com/
Practical Instrument Electronics, Inc. Copyright ã 2011. All rights reserved. 532-9002 Rev C 7/13/11 1-8
A. Basic Keypad Operations
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EZ-Check™ Switch/EZ-Step™ Pushbutton
Slide the switch to select the user stored
values for calibration points. Press the
button to adjust the output by the user
defined step size. Press and hold the
button to activate the auto step/ramp
mode.
k
SOURCE/STEP SIZE Button
Press and release SOURCE/STEP SIZE to
change source modes. These are:
· Source Milliamps
· 2-Wire Transmitter Simulate
· Source Volts
Press and hold SOURCE/STEP SIZE to
change step size. Refer to section H.
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ON/OFF Button
Press ON/OFF to turn the Model 532 on or
off.
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UNITS/STEP TIME Button
Press and release UNITS/STEP TIME to
change how current is displayed: either in
milliamperes or % of 4-20 mA. Voltage is only
displayed in volts.
Press and hold UNITS/STEP TIME to change
step size. Refer to section H.
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READ/SOAK TIME Button
Press and release READ/SOAK TIME to
change read modes. These are:
· Read Milliamps
· Power and Measure 2-Wire Transmitter
· Read Volts
Press and hold READ/SOAK TIME to change
soak time. Refer to section H.
†
STORE/CLEAR/DIAGNOSTIC Button
In any source mode:
Press STORE/CLEAR/DIAGNOSTIC to save
the current reading in the EZ-Checkä HI or LO
position. The EZ-Checkä switch must be set to
HI or LO. The display will flash “STORED” to
confirm.
In any read mode:
Press STORE/CLEAR/DIAGNOSTIC to clear
the values saved in the EZ-Checkä HI and LO
positions. The display will flash “CLEARED” to
confirm.
Press and hold STORE/CLEAR/DIAGNOSTIC
to activate diagnostic mode. See section I.
‡
EZ-Dial™ Knob
Turn the EZ-Dialä knob to adjust the output
level. Press and turn to adjust 100X faster.