Absolute Boilers ABS 1500-2000-2500-3000-4000
13
3. Technical Data
Ref.
ABS1500
ABS2000
ABS2500
ABS3000
ABS4000
L
50”
50”
58
1/4
”
58
1/4
”
69
1/4
”
L1
70
11/16
”
70
11/16
”
77
7
/8
”
77
7
/8
”
88
7
/8
”
Q
22
1/2
”
22
1/2
”
22
5/8
”
22
5/8
”
22
5/8
”
H*
30”
30”
30”
30”
30”
H1*
38
1/2
”
38
1/2
”
48”
48”
59”
K
41
5/16
”
41
5/16
”
43”
43”
43”
A
Boiler Supply (150 ANSI Flanged)
4”
C
Boiler Exhaust Connection
10” ID
E
Combustion Air Inlet
10” ID
B
Boiler Return
(150 ANSI Flanged)
4”
D
Gas Connection (NPT male)
2”
F
Honeywell Touch Screen
7”
H
Anchor Bolt
3/4”
J
Wiring Junction
1/2”
Ref.
Description
Size
Ref.
Description
Size
1
NTC Temperature Sensor (Supply Water)
1/2”
8
Aquastat (Manual Reset)
3/4”
2
Pressure Relief Valve
1
1/2”
9
NTC Temperature Sensor (Return Water)
1/2”
3
Air Vent
1/4”
10
Spare
1/2”
4
Spare
1/2”
11
Spare
1”
5
Flow Switch (Optional)
1”
12
Spare
1/2”
6
Low Water Cut Off (Manual Reset)
3/4”
13
Boiler Drain
1/2”
7
Temperature and Pressure Gauge
1/2”
14
Condensate Drain (NPT Female)
1
1/4
”
15
NTC Flue Gas Sensor
1/2”
18
5/16
”
46
2/16
”
16
7
/16
”
33
3/4
”
16
7
/8
”
A
J
E
L1
L
K
B
C
D
9
63
1/2
”
F
H
Boiler
Control
Panel
3
2
6
9
10
12
13
14
15
11
7
8
1
5 4
H1
Q
H
Summary of Contents for ABS-1500
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