Carrier WEATHERMAKER 48J - Page 120

POINT
NAME
INPUTS
BP
SP
OUTPUTS
SFAN_VFD
MLV
Table 117 -- VAV Control Board (ECB2) Inputs and Outputs
POINT DESCRIPTION
Building static pressure
Supply Duct static pressure
Supply Fan Inverter speed
Minimum load valve
I/O POINT
NAME
DI1
DI2
AN1
AN2
AO1
PP/MP
RLY1
RLY2
RLY3
RLY6
PLUG AND PIN
REFERENCE
J4, 1-2
J4, 3-4
J5, 1-3
J5, 4-6
J9, 1-2
J7, 1-3
J8, 1-3
J8, 4-6
J8, 7-9
J8, 16-18
SIGNAL PIN(S)
2
4
1=24VDC, 2=0-20mA in, 3=GND
4=24VDC, 5=0-20mA in, 6=GND
1=0-20mA, 2=GND
I=PP/MP Data, 2=24VAC, 3=GND
1 = 2 = RLY1A, 3 = RLY1B
4 =5 = RLY2A, 6 = RLY2B
7 = 8 = RLY3A, 9 = RLY3B
16 = 17 = RLY6A, 18 = RLY6B
PORT STATE
24VAC =I,0VAC = 0
24VAC =I,0VAC = 0
0-20mA
0-20mA
0-20mA OUT
Belimo PP/MP Protocol
1 = Closes RLY1A/RLY1B
1 = Closes RLY2A/RLY2B
1 = Closes RLY3A/RLY3B
1 = Closes RLY6A/RLY6B
ADDRESS DIP
SWITCHES ALL ON
\
_CEBD_27 HK50AA032
J6 I
7 I 4 1
XDCR/THERM
GREEN LED-
LEN (LOCAL EQUIPMENT NETWORK)
RED LED-
STATUS
Fig. 28 -- Staged Gas Heat Control Board (SOB)
120