User-Created; Figure 21 - Connection Detail For D-Sub 9Pin; Table 25 - Scope Of Delivery Of Upper Communication System - York EX Series Installation, Operation & Maintenance Instructions Manual

SECTION 4 - TECHNICAL DATA

User-Created

The diagrams and tables that follow detail some of the
work that must be performed by the customer to be
sure that the communication systems work properly.
Serial interface (COM2)

FIGURE 21 - CONNECTION DETAIL FOR D-SUB 9PIN

TABLE 25 - SCOPE OF DELIVERY OF UPPER COMMUNICATION SYSTEM

ITEM
Control panel with upper
communication function
Wiring work for Modbus RTU
communication
Communication program for central
monitoring unit
72
CUSTOMER JCI
X
X
X
FORM 155.32-ICOM1.EN.GB
Connect User-Created Cable
REMARKS
Communication protocol: Modbus RTU
Apply RS485 communication cable. See Table 16
on page 70 for more information.
See Table 17 on page 70 for the details of the
communication protocol, path type, function code,
communication data address, etc.
ISSUE DATE: 10/13/2017
LD20597b
JOHNSON CONTROLS