Figure 48 - Communications Block Diagram - York YD Series Operation Manual

Optiview control center centrifugal liquid chillers
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FORM 160.69-O1
ISSUE DATE: 9/30/2012
R
TX1
MICRO
OPTIVIEW

FIGURE 48 - COMMUNICATIONS BLOCK DIAGRAM

JOHNSON CONTROLS
G
RX1
RS-232
COM 1
COM 4B
DB9
J2
GND
5
9
TX
4
2
DSR
2
4
Port 2B
J2
GTX
7
RX
GRX
6
TX
COM
SECTION 3 – PRINTERS
PC
HYPERTERMINAL
E-LINK
LD14492
139
3

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