York YLAA0180 - TABLE 20 - NATIVE BACNET, MODBUS, AND N2 COMMUNICATIONS DATA MAP (CONT’D)

JOHNSON CONTROLS
146
FORM 150.72-ICOM7
ISSUE DATE: 10/22/2020
SECTION 7 – UNIT CONTROLS
TABLE 20 - NATIVE BACNET, MODBUS, AND N2 COMMUNICATIONS DATA MAP (CONT’D)
Imperial
SI
Point List Description
1
2
3
4
5
6
7
8
9
10
84
S2_C3_RUN
BI17
1298
01,02,03
N/A
BD20
0/1
0/1
Sys 2 Comp 3 Run
S
S
S
85
CH_LIQ_TYPE
BI18
1299
01,02,03
N/A
BD21
0/1
0/1
Chilled Liquid Type [0=Water, 1=Glycol]
S
S
S
86
AMB_MODE
BI19
1300
01,02,03
N/A
BD22
0/1
0/1
Ambient Control Mode [0=Std Amb, 1=Low Amb]
S
S
S
87
CNTL_MODE
BI20
1301
01,02,03
N/A
BD23
0/1
0/1
Local Remote Control Mode [0=Manual, 1=Auto]
S
S
S
88
DATA_UNIT
BI21
1302
01,02,03
N/A
BD24
0/1
0/1
Display Units [0=Imperial, 1=SI]
S
S
S
89
AUTO_LL
BI22
1303
01,02,03
N/A
BD25
0/1
0/1
Lead Lag Control Mode [0=Manual, 1=Auto]
S
S
S
90 S2_HGBV
BI23 1304 01,02,03 N/A BD26 0/1 0/1 Sys 2 Hot Gas Bypass Valve OOO
1
2
3
4
5
6
7
8
9
10
Item
Ref
Num
BACnet Name
BACnet
Object
Instance
Modbus
Address
Modbus Data Type
Supported
Modbus
Scaling
(See Note 5)
N2 Metasys
Engineering Units Point List Code: S = Standard O = Optional N = Not Available
NOTES
Units have Native BACnet MS/TP, Modbus RTU, and N2 communications. No external Gateway is required for these interfaces unless the customer is using Connected Services. BACnet Object Types: 0 = Analog In, 1 = Analog Out, 2 = Analog Value, 3 = Binary In, 4 = Binary Out, 8 = Device, 15 = Alarm Notification (0-127 are reserved ASHRAE Objects)
WC = Inches of water Column, CFM = Cubic Feet per Minute, FPM = Feet Per Minute, PSI = Pounds per Square Inch, Pa = Pascals, kPa = kiloPascals, PPM = Parts Per Million, kJ/kg = kiloJoules per kilogram Values that are not applicable due to unit configuration and options will be sent as zero (0). Modbus values are all of type signed. Scaling values in
x10
(Bold) indicate scaling in metric is x100. Scaling and signing may not be modified in the field.
SCROLL Native Comms
Property of Johnson Controls, Inc.
Subject to change without notice.
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02/11/2020