Dwyer PSX2 - Manual (Page 29)

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6.3 Connection of analog input/output cable
(4 to 20 mA DC)
This cable is used for connection of receiving instruments (indicators, recorders, etc.) and fl ow
transmitter to the main unit. Analog I/O cable is connected as shown below. The cable end is
treated with a clip.
Red (+)
Red
(+)
Black ( í)
Black
( í)
4 to 20mA
− ＋
AO
(output)
AI/AO
Note) Plug the
connector
into AI/AO.
AI
(input)
Indicator,
recorder,
controller, etc.
Red
(+) Black
( í)
AI ch2
AO
AI ch1
(1) Connect clips of the analog I/O cable to the (+) and ( í) sides of the receiving instruments,
respectively.
(2) Connect the analog I/O cable to the “AI/AO” connector at the side panel of the main unit.
Note) Allowable load resistance of analog output should be adjusted to 600 : or less.
Input resistance of analog input is 200 :
Red
Converter
Black
Red
Black
Red
Black
AO
AI CH1
AI CH2
í
+
A
6.4 Connection of USB cable
When PC software is used, open the cap of down face of the main unit and USB port of PC;
transmit connecting “USB” port with USB cable.
For PC software, refer to Chapter 12.
Mini USB cable
Maximum 3m
Bulletin F-9-PUX2