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194
Release K
DR4500A Classic Series Circular Chart Recorder With or Without Control Product Manual
194
May 2013
8. Output Calibration
8.1 Overview
SHOCK HAZARD
—WARNING!
Disregard of these instructions may cause injury or death.
OUTPUT CALIBRATION MAY REQUIRE ACCESS TO HAZARDOUS LIVE CIRCUITS, AND
SHOULD ONLY BE PERFORMED BY QUALIFIED SERVICE PERSONNEL. MORE THAN
ONE SWITCH MAY BE REQUIRED TO DE-ENERGIZE UNIT BEFORE CALIBRATION.
Introduction
This section describes the field calibration procedures for the following types of outputs:
Current Output
Position Proportional Output
Auxiliary Output
ATTENTION
Calibration for Control Outputs #1 and #2 is identical except for the particular printed circuit
board involved.
What’s in this section
This section contains the following topics:
Topic
See Page
Current Proportional Output/Aux Out 2 and 3 Calibration
● Calibration Procedure
Position Proportional Output Calibration
● Position proportional control
● Calibration Procedure
● Calibration Procedure