Practical Instrument Electronics 522 Rev C - Manual

Practical Instrument Electronics
Model 522
Thermocouple Calibrator
Operating Instructions
841 Holt Road #1 • Webster, NY 14580 Tel: 585-872-9350 • Fax: 585-872-2638 [email protected] • http://www.piecal.com/
Practical Instrument Electronics, Inc. Copyright © 2003. All rights reserved. 522-9002 5/20/05 1-4
Basic Keypad Operations
1
EZ-Check™ Switch
SOURCE mode: Slide the switch to select from three user-stored
values for the desired calibration points. The user can select HI, DIAL
and LO positions. These values can easily be changed to suit the
calibration requirements.
READ mode: Slide the switch to recall minimum and maximum
readings. Press the EZ-Dial™ Knob to clear the stored values.
2
SOURCE/OFF/READ Switch
Slide the SOURCE/OFF/READ Switch to SOURCE
to output a voltage corresponding to the
temperature on the display for the selected
thermocouple type. Use the READ position to
directly convert thermocouple input to temperature.
3
EZ-Dial™ Knob
Turn the knob to change temperature in 0.1º
increments. Push and turn for faster dialing. Push
without turning to store new EZ-Check™ HI/LO
points in SIMULATE mode, or to clear EZ-Check™
HI/LO points in READ mode.
Model 522 Configuration
Instructions for Enabling and Disabling the Configuration Options
1. Turn the Model 522 on with the SOURCE/OFF/READ Switch.
2. Press the EZ-Dial™ Knob while the “PRESS EZ-DIAL KNOB FOR CONFIGURATION”
message is displayed.
3. Select options by turning the EZ-Dial™ Knob until the arrow points to the desired
option.
4. The option can be enabled or disabled by tapping the EZ-Dial™ Knob.
The Model 522 configuration menu will exit automatically after 5 seconds of inactivity and go
to normal operation with the options selected. These options are saved even when the unit is
turned off.