About this Document
VT400 Technical Manual, Rev. A5 xii Doc # UM-VT400-EN
About this Document
This document explains how to use and service the VT400 Weight Indicator. It is
intended for technical staff tasked with installing, setting up, configuring and
monitoring the indicator, as well as troubleshooting and servicing it.
Chapters and Their Contents
1 Technical
Specifications
General indicator specifications; analog input/output
specs; and digital input/output specs.
Pg. 14
2 Installation Installing and connecting the indicator. Pg. 17
3 Display, Keys and
Menus
Using the VT400 display, keypad, function menu and
setup menus.
Pg. 21
4 Calibration Performing standard weight calibration and electronic
calibration.
Pg. 33
5 General System
Parameters
General parameters in the SETUP 1 and PAR menus.
Pg. 40
6 Serial Communication Setting up communication with printers, host PCs and
other external devices.
Pg. 43
7 Outputs and Digital
Input
Connecting and using the digital input (tilt switch),
digital outputs (setpoints) and analog output.
Pg. 49
8 Service Operations
and Testing
How to set a PIN number, view load cell mV, test the
keypad and display, and perform other service and
testing operations.
Pg. 56
9 Troubleshooting Errors, causes and suggested corrective actions;
maintenance and service instructions.
Pg. 60
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