DataLoop™ LI25 Level Controller
Instruction Manual
MN301034 rev D
3
TABLE OF CONTENTS
INTRODUCTION ................................................................................................... 2
ORDERING INFORMATION ................................................................................. 2
SPECIFICATIONS ................................................................................................ 5
General ............................................................................................................. 5
Input ................................................................................................................. 6
LI25 SERIES COMPLIANCE INFORMATION ...................................................... 7
Ratings and Approvals ..................................................................................... 7
SAFETY INFORMATION ...................................................................................... 7
INSTALLATION ..................................................................................................... 8
Unpacking ........................................................................................................ 8
Panel Mounting ................................................................................................ 8
Connections ................................................................................................... 10
4-20 mA Input Connections ....................................................................... 11
SETUP AND PROGRAMMING ........................................................................... 12
Front Panel Buttons & Status Indicators ........................................................ 13
Main Menu Display Functions & Messages ................................................... 14
Main Menu ...................................................................................................... 15
Setting Numeric Values .................................................................................. 15
Setting Up the Meter (SETUP) ....................................................................... 16
Setting the Decimal Point (deCpt) ............................................................. 16
Setting the Units Display (units) ................................................................ 17
Programming the Meter (PrOG) ..................................................................... 18
Scaling the Meter (sCAlE) ......................................................................... 19
Calibrating the Meter (CAL) ....................................................................... 20
Recalibrating the internal Calibration Reference (ICAL) ........................... 20
Setting Up the Bargraph (GrApH) ............................................................. 21
Setting Up the Password (PASS) ........................................................................ 22
Locking the Meter ...................................................................................... 22
Unlocking the Meter .................................................................................. 23
Advanced Features Menu ................................................................................... 24
Advanced Features Menu & Display Message ......................................... 25
Math Functions (LnEAR, SQUAr, PrOGE, CUTOF) ................................. 26
Contrast (cOntr) ........................................................................................ 27
Noise Filter (FLtEr) .................................................................................... 27
Noise Filter Bypass (bYPAS) .................................................................... 27
Internal Calibration (ICAL) ........................................................................ 28
