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12
Table 8 — Fan Board 2 (AUX1, AUX2) Outputs*
*Fan boards 1 and 2 will use the AUX1 board when the low ambient temperature head pressure control option is installed.
†Output only on units with low ambient temperature head pressure control installed (AUX1).
NOTE: Fan Board 2 used on 30RB160-190, 275-300, 315-390.
DESCRIPTION
INPUT/OUTPUT
I/O TYPE
SCROLLING MARQUEE
POINT NAME
CONNECTION POINT
Pin
Notation
Power (24 vac supply)
—
—
—
FB2-J1
11
24 vac
12
Ground
Local Equipment Network
—
—
—
FB2-J9
+
G
-
+
G
-
Circuit B Low Ambient Temperature
Head Pressure Control
Speed Signal
(sizes 160-190, 275-300, 315-400)
MM-B†
0-10 VDC
OUTPUTS
CIR.B
SPD.B
FB2-CH9
+
-
Outdoor Fan Motor 7
OFM7†
TRIAC
FB2-J2-CH2
(sizes 160, 170, 315-345, 360B)
FB2-J2-CH3
(sizes 190, 275, 300, 360A, 390)
Outdoor Fan Motor 8
OFM8
TRIAC
FB2-J2-CH3
(sizes 160, 170, 315-345, 360B)
FB2-J2-CH4
(sizes 190, 275, 300, 360A, 390)
Outdoor Fan Motor 9
OFM9
TRIAC
FB2-J2-CH1
(sizes 160, 170, 315-345, 360B)
FB2-J2-CH2
(sizes 190, 275, 300, 360A, 390)
Outdoor Fan Motor 10
OFM10
TRIAC
FB2-J2-CH4
(sizes 160, 170, 315-345, 360B)
FB2-J3-CH5
(sizes 190, 275, 300, 360A, 390)
Outdoor Fan Motor 11
OFM11
TRIAC
FB2-J2-CH1
(sizes 190, 275-300, 360A, 390)
Outdoor Fan Motor 12
OFM12
TRIAC
FB2-J3-CH6
(sizes 190, 275-300, 360A, 390)
1
2
3
4
5
6
7
8
ON
100K
100K
100K
LOCATION OF
S
ERIAL NUMBER
TR1
TR2
TR
3
TR4
TR5
TR6
TR7
TR
8
CH1
CH2
CH
3
CH4
CH5
CH6
CH7
CH
8
S
TATU
S
S
IO (LEN)
24 V
A
C
J1
J9
D4
U2
U5
Q2
Q7
Q
3
U
8
U9
Q9
Q10
Q11
Q12
Q1
3
J4
J
3
J2
S
1
D7
Q5
Y1
D5
D6
L2
U6
U1
Q1
D
3
C
3
3
2 1
– G +
3
2 1
– G +
DIP
S
WITCH
Fig. 7 — Fan Board (AUX 2) without Low Ambient Temperature Head Pressure Control
Summary of Contents for AQUASNAP 30RBA315
Page 77: ...77 Fig 37 Control Schematic 30RB060 080 a30 4619...
Page 78: ...78 Fig 38 Control Schematic 30RB090 150 a30 4620...
Page 79: ...79 Fig 39 Control Schematic 30RB160 190 a30 4622...
Page 80: ...80 Fig 40 Control Schematic 30RB210 300 a30 4622...
Page 81: ...81 Fig 41 Heat Reclaim Control Schematic a30 4622...