Page 102
LAARS Heating Systems
Maximum
Default
ONH
U
se
r
In
st
al
le
r
O
E
M
Minimum
DHW Pump Control
x
x
DHW Pump Post Circulation
x
x
System Pump Control
x
x
System Pump Post Circulation
x
x
Pump On Delay Timer
x
x
Proportional Gain
x
x
Integral Time
x
x
Derivative Time
x
x
Pump Minimum Speed
x
x
Pump Maximum Speed
x
x
Pump Off Delay Timer
x
x
Delta Temperature
x
x
Enable Burner
x
x
Fan speed
x
Fan speed
x
Auto Reset Boiler Outlet
x
x
Manual Reset Boiler Outlet
x
x
Reset Differential
x
x
Manual Reset Flue
x
x
Flue Temp Min
x
x
Flue Temp Max
x
x
Delta T Maximum Temperature
x
x
Delta T Enable/Disable
x
x
Outlet Temp Minimum
x
x
Outlet Temp Maximum
x
x
Control Mode
x
x
Maximum Setpoint
x
x
Minimum Setpoint
x
x
Demand Max
x
x
Demand Min
x
x
Demand On
x
x
Demand Off
x
x
Input Type
x
x
CH1 Demand Priority
x
x
CH2 Demand Priority
x
x
DHW Demand Priority
x
x
Cascade Demand Priority
x
x
External Demand Priority
x
x
Anti Frost Mode
x
x
Anti- Frost Setpoint
x
x
Anti- Frost Hysteresis
x
x
Anti- Frost Pump Control
x
x
Temperature Minimum
x
x
Temperature Maximum
x
x
Feature Options
x
x
Summer Kick CH
x
x
Summer Kick DHW
x
x
Summer Kick System
x
x
Summer Kick Period
x
x
Cycle Time
x
x
Conversion Unit
x
x
Protocol
x
x
Baudrate
x
x
Address
x
x
Device Model Name
x
x
Device Object Name
x
x
Object Instance
x
x
Timeout
x
x
Burner Enable/Disable
x
x
Light Timeout
x
x
x
AutoLock Timeout
x
x
x
Disable
Auto/ Always On
Auto
0 secs
600 secs
60 secs
0 secs
600 secs
60 secs
Disable
Auto/ Always On/ Off
During DHW
Auto
2000 mV
10000 mV
10000 mV
0 secs
600 secs
60 secs
0 secs
120 secs
60 secs
0
10
0
0 mV
10000 mV
2000 mV
0
10
5
0
10
2
Minimum
0%
100%
100%
0 F
60 F
20 F
Firing Rate
Disable
Enable
Disable
Minimum
Maximum
NA
120 F
200 F
150 F
120 F
200 F
130 F
External Control
Disable
External Setpoint
Disable
5
Modbus
BACnet
0%
100%
100%
0%
100%
20%
600 secs
60 secs
3600 secs
600 secs
0 secs
60 secs
0 secs
600 secs
300 secs
0 secs
600 secs
300 secs
0
4194303
600000
0
255
Fahrenheit
Disable
Enable
Enable
NA
NA
NA
BACnet
Temperature Limits
100 F
210 F
195 F
50
500
500
50
500
450
100 F
210 F
200 F
1 F
30 F
20 F
50
500
500
0-10 Volt
4-20 mA
0-10 Volt
Screen Settings
60 secs
3600 secs
600 secs
Disable
Shutdown Immediately/
Shutdown After
Demand is Satisfied
Shutdown
Immediately
0 secs
COM port Options
9600
76800
76800
10 min
2000 min
1440 min
Anti- Short Cycle Time
0 secs
0 F
70 F
60 F
Disable
Enable
Enable
240 secs
Pump Only
32 F
120 F
40 F
0%
25%
15%
0%
25%
10%
300 secs
300 secs
Service
Demand Priorities
1
1
1
1
1
5
5
5
5
5
2
3
1
4
NA
NA
Temperature Conversion
Celsius
Fahrenheit
127
Vari-Prime
180
190
195
190
210
195
300 secs
Warm Weather Shutdown
50 F
140 F
90 F
50 F
140 F
95 F
2 F
10 F
5 F
NA
Boiler/ DHW/ System
Boiler
Anti- Frost
Disable
Pump Only/ Pump &
Burner
Содержание LAARS OmniTherm ONH1250
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