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Inputs and Outputs Wiring
January 2009 UDA2182 Universal Dual Analyzer Product Manual 117
7.3 Inputs and Outputs
Introduction
The analyzer can accept single or dual inputs from Honeywell Direct pH, pH Input from
External Preamplifier, ORP, Contacting Conductivity and Dissolved Oxygen sensors.
Two analog outputs standard
One additional output optional
Two electromechanical relays standard
Two additional relays optional
Two Digital Inputs
Wiring these inputs and outputs is described here.
Accessing the terminals
The wiring is easily accessible through the front and the boards can be pulled out to
facilitate the wiring of sensor input.
Open the case.
*ATTENTION
The display cable can become loose from the connector on the display board. Follow these
instructions for re-inserting the cable into the connector:
Open connector by carefully lifting connector as shown:
Once the cable has been inserted carefully close the connector.
Loosen the four captive screws on the front of the bezel.
Grasp the bezel on the right side. Lift the bezel gently and swing the bezel open to the
left.