User guide

LI25 Series Loop-Powered Meters Instruction Manual

Table of Contents

INTRODUCTION ------------------------------------------------------------ 4

ORDERING INFORMATION --------------------------------------------- 4

SPECIFICATIONS---------------------------------------------------------- 7

General-------------------------------------------------------------------------------7

Input----------------------------------------------------------------------------------- 8

LI25 SERIES COMPLIANCE INFORMATION ---------------------- 9

Ratings and Approvals ---------------------------------------------------------9

SAFETY INFORMATION ------------------------------------------------- 9

INSTALLATION ------------------------------------------------------------10

Unpacking------------------------------------------------------------------------- 10

Panel Mounting------------------------------------------------------------------ 10

Connections---------------------------------------------------------------------- 11

4-20 mA Input Connections ------------------------------------------------ 12

SETUP AND PROGRAMMING ----------------------------------------13

Front Panel Buttons & Status Indicators ------------------------------- 14

Main Menu Display Functions & Messages---------------------------- 15

Main Menu ------------------------------------------------------------------------ 16

Setting Numeric Values ------------------------------------------------------ 16

Setting Up the Meter (setup)------------------------------------------------ 17

Setting the Decimal Point (deC.pt) --------------------------------------- 17

Setting the Units Display (units)----------------------------------------- 18

Programming the Meter (prog)--------------------------------------------- 19

Scaling the Meter (sCalE) -------------------------------------------------- 20

Calibrating the Meter (Cal)------------------------------------------------- 21

Recalibrating the Internal Calibration Reference (ICal)------------ 21

Setting Up the Bargraph (GrapH) ----------------------------------------- 22

Setting Up the Password (pass) ------------------------------------------- 23

Locking the Meter ------------------------------------------------------------ 23

Unlocking the Meter---------------------------------------------------------- 24

Advanced Features Menu---------------------------------------------------- 25

Advanced Features Menu & Display Messages ---------------------- 26

Math Functions (lnear, Squar, Prog.E, Cutof)----------------------- 27

Contrast (contr) -------------------------------------------------------------- 28

Noise Filter (fltEr) ---------------------------------------------------------- 28

Noise Filter Bypass (bypAs) ----------------------------------------------- 28

Internal Calibration (ICal)-------------------------------------------------- 29