PIE 530 Operating Instructions

Practical Instrument Electronics
A.
1
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.
2
SOURCE/STEP SIZE Button
Press SOURCE to change source modes. These are:
• Source Milliamps
• 2-Wire Transmitter Simulate
3
ON/OFF Button
Press ON/OFF to turn the Model 530 on or off.
B.
Adjust the output up and down with the EZ-Dial knob. The increment is 0.001 mA (or 0.01 % if display
units are % of 4-20 mA.) Press while turning to adjust 100X faster – 0.100 mA (or 1.00 %.)
C.
The EZ-Check™ switch has three positions -- high, set, and low. Its position is shown at the left edge of
the display with "HI" and "LO" indicators. Neither indicator indicates the middle position. Use of the EZ-
Check switch depends on mode.
841 Holt Road #1 • Webster, NY 14580
Practical Instrument Electronics, Inc. Copyright  2002. All rights reserved.
4-20 Milliamp Loop Calibrator
Operating Instructions
Basic Keypad Operations
4
Press UNITS to change how current is
displayed – either in milliamperes or % of 4-20
mA. Voltage is only displayed in Volts.
5
Press READ button to change read modes.
These are:
In any source mode:
Press STORE/CLEAR to save the current
reading in the EZ-Check HI or LO position.
The EZ-Check switch must be set to HI or L
The display will flash "STORED" to confirm.
In any read mode:
Press STORE/CLEAR to clear the values saved
in the EZ-Check™ HI and LO positions. The
display will flash "CLEARED" to confirm.
Turn the EZ-Dial™ knob to adjust the output
level. Press and turn to adjust 100X faster.
EZ-Dial™ Knob
EZ-Check Switch
™
Tel: 585-872-9350 • Fax: 585-872-2638
Model 530
UNITS Button
READ Button
• Read Milliamps
• Power and Measure 2-Wire Transmitter
• Read Volts
STORE/CLEAR Button
EZ-Dial™ Knob
sales@piecal.com • http://www.piecal.com/
O.
P1-4