Carrier 19DV Series Installation, Operation And Maintenance Instructions page 51

DI1 J13 1-5
DI2 J13 2-6
DI3 J13 3-7
DI4 J13 4-8
DO1 J12 6-7
DO2 J12 9-10
DO3 J12 1-2
DO4 J12 4-5
* : chiller status in standard, %capacity load in option.
Power Request Feedback
Customer Alert
Freecooling Start Switch
Free Cooling Mode
Power Request Output
Tower Fan High
Tower Fan Low
Table 13 – PIC 5 – 19DV I/Os mapping list
Point description
Power supply 24AC for Digital Output
Chiller Alarm relay
Chiller water pump
Condenser water pump
Tower fan high
Tower fan low
Feeback run
Evaporator flow switch
Condenser flow switch
Remote contact input
Emergency stop
Ice build contact
Spare safety
Auto demand limit input
Common CHWR Temp
Autowater temp reset
Common CHWS Temp
Remote reset sensor
Chiller status *
Head pressure output
Tower fan command signal
Table 14 – PIC 5 – 19DV I/Os terminal identification
POW_FDB Power Available
CUS_ALE ICCP 7-8
FC_SS SW2
FC_MODE K120
Power Request
POW_REQ
Output
TFR_HIGH -
TFR_LOW -
Type identification -
power supply
Digital output
Digital output
Digital output
Digital output
Digital output
Digital output
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
Analog input
Analog input
Analog input
Analog input
Analog input
Analog output
Analog output
Analog output
Marine option
Marine option, dry contact, NO,
connected on terminals to ICCP
Marine option, dry contact
Factory option
Marine option
User option / not connected in std
User option / not connected in std
Terminal
TB5
1-2
3-4
9
10
11
12
13-14
15-16
17-18
19-20
21-22
23-24
25-26
35-36
37-38
39-40
41-42
43-44
45-46
47-48
53-54
51