Uson SPRINT LC User manual

SPRINT L
C
Uson
MULTI-AIR TESTER
Owner’s
Guide

Page 3
Guide Version
Release Date: January 2007
To help keep this guide with the correct tester, it is suggested to record the
Sprint LC serial number in this space.
___________________________________ Sprint LC Serial Number
Trademarks
Trademarked names may appear in this manual for purposes of explaining
the capabilities of the Sprint LC tester. Such use is intended to benefit the
trademark owners. There is no intention to infringe on such trademarked
names in any way.
Copyright © 2007 Uson, L.P. All Rights Reserved.
Permission to reproduce this document, in any form, in whole or in part, is
granted to Sprint LC owners with the restriction that all safety
information, cautions, warnings, and the copyright notice remain in place
on such reproductions and that such copies are not for sale or external
distribution..
Information in the Sprint LC Owner’s Guide is subject to change without
notice.
Additional copies of this Sprint LC Owner’s Guide may be purchased
from Uson. Call or mail us your purchase order.
Uson
8640 North Eldridge Parkway
Houston, Texas 77041
[phone]
www.uson.com

Page 4
Contents
Quick Start 7
Front Panel Controls ................................................9
Back Components ..................................................10
Run Display ...........................................................12
Status Box Messages..............................................14
Decision Lights ......................................................16
Key Commands......................................................17
Test Parameters......................................................18
Troubleshooting ...................................................21
Air Supply..............................................................22
Full Setup 23
Standard vs. Optional Features ..............................24
How This Guide is Organized................................25
Turning On the Power............................................28
Switches and Buttons.............................................30
Setup Menus...........................................................34
Navigation..............................................................36
Parameters Menu ..................................................39
Test Pressure – Setting...........................................40
Coupling.................................................................42
Test Params – Sub-Parameter Menu .....................47
Vacuum Testing.....................................................53
How Sprint LC Works ...........................................54
Connections............................................................60
Run Display ..........................................................62
Units of Measure....................................................68
Serial Port...............................................................70
Input/Output...........................................................86

Page 5
Programming 88
Pressure Decay Testing..........................................90
Occlusion Testing ................................................106
Flow Testing ........................................................112
Burst Testing........................................................124
Creep Testing (subset of Burst) ...........................130
Engineering 134
Calibration: Get Ready ........................................135
Multi-Channel Calibrations .................................136
Calibration Access ...............................................138
Pressure Calibration.............................................140
Flow Calibration ..................................................144
Timer Verification ...............................................152
Engineering Data .................................................153
Physical Laws ......................................................154
Appendices (Optional Features) A-1
A. Electronic Regulator ...................................... A-1
B. Fast Fill........................................................... A-8
C. Additional Manual Regulator......................... A-9
D. I/O Pinout Options ....................................... A-11
E. Serial Commands.......................................... A-15
F. Pass/Fail Jumps............................................. A-17
G. Data Plotting ................................................ A-19
H. Program Names............................................ A-21
I. Crack Testing................................................. A-23
J. Start Options.................................................. A-27
K. Real Time Clock .......................................... A-29
Reference & Index R-1

Page 6
Safety
Follow established safety guidelines about how to install, operate, and
maintain electrical test equipment. In addition, Uson recommends
observing the specific guidelines below when working with the Sprint LC
air tester.
fWear eye protection when working with compressed gas.
fBeware that hazardous voltages and gas pressures could be present
inside the enclosure.
fBefore attempting any maintenance procedure discussed in this
guide, develop an understanding of the procedure and know
exactly how to complete the task
Tester-Specific Information
This guide covers the standard Sprint LC air
tester. Each Sprint LC could be a custom
machine with fewer or added features such
as external components or unique
specifications. Check any additional
information included in the shipment for
application notes about the tester being used.
!
Before using the Sprint LC,
make certain the air supply is
clean and dry and does not
exceed the maximum input
pressure.

Page 7
Quick Start
This section is for Sprint LC owners familiar with the controls and
operation of the tester. If any of the concepts presented here are
unfamiliar, start with the section called Full Setup.
Fast Setup
3Connect clean, dry supply air.
3Connect the power cord and turn on Sprint LC.
3Adjust display contrast for best visibility and set the volume of the
key-press and alarm tone.
3Turn the LOCKOUT keyswitch to program position.
3Set the units of measure to use for pressure, flow volume, and flow
time.
3Enter test parameters for the first program to run.
3Enter test parameters for additional programs if you’re using more
than one program. Don’t forget any required program linking.
3Set communication values for the serial port then connect
peripherals to the I/O port if used.
3Return the LOCKOUT keyswitch to run position. Sprint LC is
now ready to use.
Refresher
For those familiar with the controls and features of Sprint LC.

Page 8
Keypads
ENTER/BACK PREVIOUS NEXT INCREMENT DECREMENT
FIGURE 1
Number Accelerator
The ENTER/BACK keypad becomes Accel (Accelerate) when
the
INCREMENT or DECREMENT keypads are held. Tap ACCEL
to make values change quickly forward or backward.
FIGURE 2
SPRINT LC
12
USER
TIP
Start Switch
LOCKOU
T
Ke
y
switch

Page 9
Front Panel Controls
ENTER/BACK Enter a selection or go back. It also acts to accelerate
the INCREMENT and DECREMENT functions. In run
mode, this keypad accesses the run mode functions
menu.
PREVIOUS Go to the previous menu item. In run mode,
increments the current test when held for three
seconds.
NEXT Go to the next menu item. In run mode, increments
the current test when held for three seconds.
INCREMENT Increase values such as pressure or time, also enters
GoTo Menus. In run mode, acts as a re-test button.
DECREMENT Decrease a setup value such as pressure or time.
START Switch Begins a test cycle. It will abort a test if pressed
during the test cycle. Figure 2.
LOCKOUT Keyswitch Change between run and programming operation.
Figures 2 and 3.
FIGURE 3
Program
key in vertical position
Run
key in horizontal position
LOCKOUT SWITCH

Page 10
Back Component Layout
FIGURE 4
8c
1
3
5
6
78
9
10
8a
8c
4
2