Watts Aerco ProtoNode FPC-N34 - B-4: WHM and BST Point Definitions

ProtoNode FPC-N34 & FPC-N35 User Manual
APPENDIX B: EQUIPMENT MONITOR AND CONTROL POINT DEFINITIONS
OMM-0150_B • 5/20/2021 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 63 of 140
Appendix B-4: Water Heater Management System (WHM) and On-Board Boiler
Sequencing Technology (BST) Point Definitions
Appendix B-4: AERCO WHM and BST Point Definitions
Point Name
BAS
Modbus
Data
Address
GF-108, GF-124, GF-114
Point Name
Reg.
Type
Modbus
Data
Address
(Dec.)
Units (Range)
WHM or BST Master
Write Control to WHM/BST
40051
SMD_BAS_IP_Ctrl_[1]
Holding
50
Write “1” to send value to WHM/BST
Read Timeout
40053
SMD_BAS_IP_Ctrl_[3]
Holding
52
0 to
Read Mode
30100
SMD_BAS_IP_OpVal_[0]
Input
99
0 = OFF, 1 = Slave, 2 = Master
Read Setpoint
30101
SMD_BAS_IP_OpVal_[1]
Input
100
°F (40 to 200)
Read Setback Setpoint
30102
SMD_BAS_IP_OpVal_[2]
Input
101
°F (40 to 200)
Read Setback Time Start
30103
SMD_BAS_IP_OpVal_[3]
Input
102
12:00 AM to 11:59 PM (see note)
Read Setback Time End*
30104
SMD_BAS_IP_OpVal_[4]
Input
103
12:00 AM to 11:59 PM (see note)
Read Auto Master Status
30105
SMD_BAS_IP_OpVal_[5]
Input
104
0 = NO, 1 = YES
Read Average Outlet
Temp.
30106
SMD_BAS_IP_OpVal_[6]
Input
105
°F (30 to 245)
Read # Units Active
30107
SMD_BAS_IP_OpVal_[7]
Input
106
0 to 8 (Cmore), 0 to 16 (Edge)
Read # Units Faulted
30108
SMD_BAS_IP_OpVal_[8]
Input
107
0 to 8 (Cmore), 0 to 16 (Edge)
Read Master Address
30109
SMD_BAS_IP_OpVal_[9]
Input
108
0, 17-250
Header Temp
30110
SMD_BAS_IP_OpVal_[10]
Input
109
°F (30 to 245)
Outdoor Temp
30111
SMD_BAS_IP_OpVal_[11]
Input
110
°F (-70 to 130)
Percent Output
30112
SMD_BAS_IP_OpVal_[12]
Input
111
% (0 to 100)
Number of Units Firing
30113
SMD_BAS_IP_OpVal_[13]
Input
112
0 to 8 (Cmore), 0 to 16 (Edge)
Master Active Setpoint
30114
SMD_BAS_IP_OpVal_[14]
Input
113
°F (40 to 220)
Next Turn-On Percent
30115
SMD_BAS_IP_OpVal_[15]
Input
114
% (16 to 100)
Header High Limit
30116
SMD_BAS_IP_OpVal_[16]
Input
115
°F (Header Low Limit to 220)
Header Low Limit
30117
SMD_BAS_IP_OpVal_[17]
Input
116
°F (40 to Header High Limit)
Header Temp High Limit
30118
SMD_BAS_IP_OpVal_[18]
Input
117
°F (40 to 220)
Header Setpoint Mode
30119
SMD_BAS_IP_OpVal_[19]
Input
118
Number List (0 to 2)
0 = Constant Setpoint
1 = Remote Setpoint
2 = Outdoor Reset
Write Setpoint
40200
SMD_BAS_IP_CtrlVal_[0]
Holding
199
°F (40 to 200)
Write Setback Setpoint
40201
SMD_BAS_IP_CtrlVal_[1]
Holding
200
°F (40 to 200)
Write Setback Time Start
40202
SMD_BAS_IP_CtrlVal_[2]
Holding
201
12:00 AM to 11:59 PM
Write Setback Time End
40203
SMD_BAS_IP_CtrlVal_[3]
Holding
202
12:00 AM to 11:59 PM
WHM Heater or BST Boiler
Communication Address
3xx00
SMD_BAS_IP_HTR_(xx-2)_[0]
Input
(xx00-1)
0 to 16
Unit Status
3xx01
SMD_BAS_IP_HTR_(xx-2)_[1]
Input
xx00
Enum List (0 to 5)
0 = Disabled
1 = Standby
2 = Manual Operation
3 = Remote Operation
4 = Auto Operation
5 = Fault
Fault Code
3xx02
SMD_BAS_IP_HTR_(xx-2)_[2]
Input
xx01
Fault codes 0-102 matching the C-