Table of Contents
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Page 104
ONV
Time & Date
System Pump Control
Hour
Minute
System Pump Post Circulation
Month
Variprime (NOT Available on Volume Water Units)
Day
Firing Rate
Year
Enable Burner
DHW1
Fan speed
DHW1 Enable/Disable
Time Out
DHW1 Setpoint
Postpurge Time
DHW1 On Hysteresis
Manual Heat Demand
DHW1 Off Hysteresis
Temperature Limits
DHW1 PID Low - Proportional Gain
Auto Reset Boiler Outlet
DHW1 PID Low - Integral Time
Manual Reset Boiler Outlet
DHW1 PID Low - Derivative Time
Reset Differential
DHW1 PID High - Proportional Gain
Manual Reset Flue
DHW1 PID High - Integral Time
Flue Temp Min
DHW1 PID High - Derivative Time
Flue Temp Max
DHW2
Delta T Maximum Temperature
DHW2 Enable/Disable
Delta T Enable/Disable
DHW2 Setpoint
Outlet Temp Minimum
DHW2 On Hysteresis
Outlet Temp Maximum
DHW2 Off Hysteresis
External Control
DHW2 PID Low - Proportional Gain
DHW2 PID Low - Integral Time
Control Mode
DHW2 PID Low - Derivative Time
Maximum Setpoint
DHW2 PID High - Proportional Gain
Minimum Setpoint
DHW2 PID High - Integral Time
Demand Max
DHW2 PID High - Derivative Time
Demand Min
DHW3
Demand On
DHW3 Enable/Disable
Demand Off
DHW3 Setpoint
Input Type
DHW3 On Hysteresis
DHW3 Off Hysteresis
Heat Demand
DHW3 PID Low - Proportional Gain
DHW3 PID Low - Integral Time
Demand Priorities
DHW3 PID Low - Derivative Time
DHW1 Demand Priority
DHW3 PID High - Proportional Gain
DHW2 Demand Priority
DHW3 PID High - Integral Time
DHW3 Demand Priority
DHW3 PID High - Derivative Time
Cascade Demand Priority
DHW3 Offset
External Demand Priority
Control Sensor
Anti- Frost
DHW Timeout
CH Timeout
Anti Frost Mode
Outdoor Reset (NOT Available on Volume Water Units)
Cascade DHW
Anti- Frost Setpoint
Address
Anti- Frost Hysteresis
Dynamic Address
Anti- Frost Pump Control
Minimum On Time
Minimum Off Time
Warm Weather Shutdown (NOT Available on Volume Water Units)
Lost Lead Backup Setpoint
Anti- Short Cycle Time
Lag On Hysteresis
Cycle Time
Lag Off Hysteresis
Temperature Conversion
Maximum Lag Temperature
Conversion Unit
Cascade Rotation
Com Port Options
Rotation Mode
Protocol
Run Time Hours
Baudrate
Time of Day - Hour
Address
Time of Day - Minutes
Device Model Name
Every X Day
Device Object Name
Cascade Redundancy
Object Instance
Timeout
Loss of Lead Setup
Service
Burner Enable/Disable
Pump Configuration
Screen Settings
Light Timeout
AutoLock Timeout
Boiler Pump Control
Boiler Pump Post Circulation
DHW Pump Control
DHW Pump Post Circulation
Minimum
Disable
x
x
NA
x
x
x
NA
x
x
x
0 secs
x
x
NA
x
x
x
NA
x
x
x
NA
x
x
x
x
x
Disable
800 rpm
x
x
x
x
Disable
60 secs
x
x
x
x
x
50 F
15.0 secs
x
x
x
x
0 F
Disable
x
x
x
x
0 F
x
x
0
100 F
x
x
x
x
0
x
x
100 F
x
x
0
x
x
1 F
x
x
0
50
x
x
x
x
0
50
x
x
x
x
0
450
x
x
50 F
x
x
x
x
Disable
Disable
x
x
x
x
x
50 F
x
x
180
x
x
0 F
190
x
x
x
x
0 F
x
x
0
x
x
0
x
x
Disable
x
x
0
x
x
120 F
x
x
0
x
x
50 F
x
x
0
x
x
0%
x
x
0
x
x
0%
x
x
0%
x
x
Disable
x
x
0%
x
x
x
50 F
0-10 Volt
x
x
x
x
0 F
x
x
0 F
VDC-mA Only
x
x
x
x
0
x
x
0
x
x
0
x
x
1
x
x
0
x
x
1
x
x
0
x
x
1
x
x
0
x
x
1
x
x
x
0 F
x
x
1
x
x
System Supply
x
x
0 minutes
x
x
0 minutes
Disable
x
x
x
x
32 F
0
x
x
x
x
4 F
x
x
0
x
x
Boiler
x
x
30 s
x
x
30 s
x
x
100 F
x
x
0 F
10 secs
x
x
x
x
0 F
x
x
120 F
x
x
Celsius
Run Time
x
x
Modbus
12 hrs
x
x
x
x
9600
0
x
x
x
x
0
0
x
x
x
x
NA
1
x
x
x
x
NA
x
x
0
0 secs
x
x
Disable
x
x
Disable
x
x
60 secs
x
x
x
60 secs
x
x
x
Disable
x
x
x
x
0 secs
x
x
Disable
x
x
0 secs
Maximum
Default
Auto/ Always On/ Off
Auto
NA
NA
During DHW
NA
NA
600 secs
60 secs
NA
NA
NA
NA
NA
NA
Enable
Disable
4400 rpm
800 rpm
Enable
Enable
3600 secs
1200 secs
210 F
180 F
360.0 secs
15.0 secs
60 F
10 F
Enable
Disable
20 F
10 F
10
5
210 F
195 F
10
2
210 F
200 F
10
0
30 F
20 F
10
7
500
500
10
7
500
450
10
0
500
500
70 F
60 F
Enable
Enable
Enable
Enable
210 F
170 F
195
190
60 F
10 F
210
195
20 F
10 F
10
5
10
2
External Setpoint
Disable
10
0
200 F
150 F
10
7
200 F
130 F
10
7
100%
100%
10
0
100%
20%
25%
15%
Enable
Enable
25%
10%
210 F
140 F
4-20 mA
0-10 Volt
60 F
10 F
DHW1&VDC-mA/
20 F
10 F
DHW2&VDC-mA/
DHW1&VDC-mA
10
5
DHW3&VDC-mA
10
2
10
0
5
2
10
7
5
3
10
7
5
1
10
0
5
4
70 F
0
5
5
DHW
System Supply
600 minutes
0 minutes
600 minutes
0 minutes
Pump Only/ Pump &
Pump Only
Burner
120 F
40 F
8
0
11 F
5 F
8
0
DHW/ System
Boiler
600 s
60 s
600 s
60 s
200 F
140 F
60 F
10 F
240 secs
60 secs
20 F
10 F
200 F
180 F
Fahrenheit
Fahrenheit
Recurrence
Run Time
BACnet
BACnet
744 hrs
24 hrs
19200/38400/76800
76800
23
2
255
127
59
0
NA
NA
365
1
NA
NA
4194303
600000
Boiler Internal
300 secs
300 secs
Setpoint/ Redundant
Disable
Lead
Enable
Enable
Auto/ Always On/ Off
3600 secs
600 secs
During DHW/Auto -
3600 secs
600 secs
Off When
Auto
Temperature
Reached
600 secs
60 secs
Auto/ Always On
Auto
600 secs
60 secs
LAARS Heating Systems
ONV (HEATER)
Parameter and Range
Table (continued)
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