Crystal XP2 User Manual

D i g i t a l T e s t G a u g e
O p e r a t i o n M a n u a l
C R Y S T A L
engineering corporation
X
P
2

Crystal XP2 Specifications

General

Accuracy	±0.25% FS
Display	LCD
Pressure media	Non-corrosive gases
Operating temperature	32°F to 122°F (0°C to 50°C)
Measurement Range	0 to 15 psi
Operating Humidity	90% RH (non-condensing)

Summary

Introduction and Operating Instructions

Operating Instructions

Details how to turn on the XP2 gauge and its initial operation modes.

Zero/Tare and Units

Peak Detection and Display

How to record, view, and clear peak pressure values.

Auto-Off and Battery Management

Troubleshooting

Common Reading Issues

Diagnosing noisy readings, non-repeatability, and slow zero return.

Error Codes and Display Issues

Interpreting error codes like 'Err 1', 'Err 2', and flashing displays.

Digital Interface and Communication

Query Instructions

Querying Pressure and Units

Commands

Unit Selection and Zeroing Commands

Advanced Commands (!_4C, !NAO, !RST)

Peak Display Control and Acknowledgments

Troubleshooting the Digital Interface

Digital Interface Error Codes

Programming Tips

Initialization and Bootloader Signature

Recommended communication setup and understanding the bootloader signature.

Calibration

Calibration Procedures and Userspan Adjustment

Guidelines for calibration, including userspan adjustment via keypad.

Pressure Ranges, Display Scales & Resolution

Specifications

Warranty and Contact Information