York YCAL0012EC, Installation Operation & Maintenance

Page: 164 / 166

JOHNSON CONTROLS
164
FORM 150.66-NM2
ISSUE DATE: 09/25/2020
SECTION 10 - MAINTENANCE
SERIAL COMMUNICATION BINARY INPUT DATA
This data can be read using a BACnet or Modbus network connection and can NOT be modified using this connec -
tion. The Modbus Register Address for these points is 1281 + BI #.
BI BACNET NAME BINARY INPUT DESCRIPTION
1 S1_AlARM SyS 1 AlARM
2
3
EVAP_hTR EVAPORATOR hEATER STATUS
4 EVAP_PUMP EVAPORATOR PUMP STATUS
5 SI_C1_RUN SyS COMP 1 RUN
6
7
S1_llSV SyS 1 lIQUID lINE SOlENOID VAlVE
8 S1_MODE_SV SyS 1 MODE SOlENOID VAlVE (hP ONly)
9 S1_hGBV SyS 1 hOT GAS ByPASS VAlVE
10 S1_BhS BIVAlENT hEAT SOURCE (hP ONly)
11 S1_C2_RUN SyS 1 COMP 2 RUN
12
13
14
15
lEAD_SyS lEAD SySTEM (0 = SyS 1, 1 = SyS 2)
16 S1_C3_RUN SyS 1 COMP 3 RUN
17
18
Ch_lIQ_TyPE ChIllED lIQUID TyPE (0 = WATER, 1 = GlyCOl)
19 AMB_MODE AMBIENT CONTROl MODE (O = STD AMB, 1 = lOW AMB)
20 CNTl_MODE lOCAl / REMOTE CONTROl MODE (0 = lOCAl, 1 = REMOTE)
21 DATA_UNIT UNITS (0 = IMPERIAl, 1 = SI)
22 AUTO_ll lEAD / lAG CONTROl MODE (0 = MANUAl, 1 = AUTO)