66
Table 47 — Staged Gas Heat Control Steps (
HT.ST
= 0)
Table 48 — Staged Gas Heat Control Steps (
HT.ST
= 1)
Table 49 — Staged Gas Heat Control Steps (
HT.ST
= 2)
Table 50 — Modulating Gas Heat Control Steps (
HT.ST
= 3)
* ON when
Outputs
HEAT
H1.CP
> 54%, OFF when
Outputs
HEAT
H1.CP
< 46%.
Table 51 — Modulating Gas Heat Control Steps (
HT.ST
= 4)
* ON when
Outputs
HEAT
H1.CP
> 54%, OFF when
Outputs
HEAT
H1.CP
< 46%.
STAGE
RELAY OUTPUT
CAPACITY
%
Heat 1
Heat 2
Heat 3
Heat 4
Heat 5
Heat 6
MBB-RLY8
MBB-RLY7
SCB-RLY1
SCB-RLY2
SCB-RLY3
SCB-RLY4
IGC1
MGV1
IGC2
MGV2
IGC3
MGV3
0
OFF
OFF
OFF
OFF
OFF
OFF
0
1
ON
OFF
OFF
OFF
OFF
OFF
75
2
ON
ON
OFF
OFF
OFF
OFF
100
STAGE
RELAY OUTPUT
CAPACITY
%
Heat 1
Heat 2
Heat 3
Heat 4
Heat 5
Heat 6
MBB-RLY8
MBB-RLY7
SCB-RLY1
SCB-RLY2
SCB-RLY3
SCB-RLY4
IGC1
MGV1
IGC2
MGV2
IGC3
MGV3
0
OFF
OFF
OFF
OFF
OFF
OFF
0
1
ON
OFF
OFF
OFF
OFF
OFF
37
2
ON
ON
OFF
OFF
OFF
OFF
50
3
ON
OFF
ON
OFF
OFF
OFF
75
4
ON
ON
ON
OFF
OFF
OFF
87
5
ON
ON
ON
ON
OFF
OFF
100
STAGE
RELAY OUTPUT
CAPACITY
%
Heat 1
Heat 2
Heat 3
Heat 4
Heat 5
Heat 6
MBB-RLY8
MBB-RLY7
SCB-RLY1
SCB-RLY2
SCB-RLY3
SCB-RLY4
IGC1
MGV1
IGC2
MGV2
IGC3
MGV3
0
OFF
OFF
OFF
OFF
OFF
OFF
0
1
ON
OFF
OFF
OFF
OFF
OFF
25
2
ON
ON
OFF
OFF
OFF
OFF
33
3
ON
OFF
ON
OFF
OFF
OFF
50
4
ON
ON
ON
OFF
OFF
OFF
58
5
ON
ON
ON
ON
OFF
OFF
67
6
ON
OFF
ON
OFF
ON
OFF
75
7
ON
OFF
ON
ON
ON
OFF
83
8
ON
ON
ON
ON
ON
OFF
92
9
ON
ON
ON
ON
ON
ON
100
STAGE
RELAY OUTPUT
CAPACITY
%
Heat 1
Heat 2
Heat 3
Heat 4
Heat 5
Heat 6
MBB-RLY8
TR1-CR
SCB-RLY1
SCB-RLY2
SCB-RLY3
SCB-RLY4
IGC2
MGV2
IGC1
MGV1
IGC3
MGV3
MIN
MAX
0
OFF
OFF
OFF
OFF
OFF
OFF
0
0
1
ON
OFF/ON*
OFF
OFF
OFF
OFF
28
100
STAGE
RELAY OUTPUT
CAPACITY
%
Heat 1
Heat 2
Heat 3
Heat 4
Heat 5
Heat 6
MBB-RLY8
TR1-CR
SCB-RLY1
SCB-RLY2
SCB-RLY3
SCB-RLY4
IGC2
MGV2
IGC1
MGV1
IGC3
MGV3
MIN
MAX
0
OFF
OFF
OFF
OFF
OFF
OFF
0
0
1
ON
OFF/ON*
OFF
OFF
OFF
OFF
14
50
2
ON
OFF/ON*
ON
OFF
OFF
OFF
52
88
3
ON
OFF/ON*
ON
ON
OFF
OFF
64
100
Summary of Contents for Weathermaster 48P2030-100
Page 130: ...130 Fig 19 Typical Power Schematic Sizes 040 075 Shown ...
Page 131: ...131 Fig 20 Main Base Board Input Output Connections ...
Page 132: ...132 Fig 21 RXB EXB CEM SCB Input Output Connections ...
Page 133: ...133 Fig 22 Typical Gas Heat Unit Control Wiring 48P030 100 Units Shown ...
Page 134: ...134 Fig 23 Typical Electric Heat Wiring 50P030 100 Units Shown ...
Page 135: ...135 Fig 24 Typical Power Wiring 115 V ...
Page 136: ...136 Fig 25 Typical Gas Heat Section Size 030 050 Units Shown ...
Page 138: ...138 Fig 27 Component Arrangement Size 030 035 Units ...
Page 139: ...139 Fig 28 Component Arrangement Size 040 075 Units ...
Page 140: ...140 Fig 29 Component Arrangement Size 090 100 Units ...