Heat Controller Water Source Heat Pump - Manual (Page 100)

WattMaster WHP Section 4
4-18 Start-Up and Troubleshooting
Figure 4-8: Communications Loop Wiring
SYSTEM MANAGER
COMM LINK II
INTERFACE
(MULTIPLE LOOP)
TO OTHER MINILINKS
(NETWORK TERMINALS ONLY)
TO OTHER WHP CONTROLLERS
YS101716 REV. 1 SYSTEM MANAGER POWER SUPPLY
SHLD
COMMUNICATIONS
RS-485
R
T
GND
24VAC
POWER
LOOP NETWORK
T T SH SH R R
24V
A C
GN
D
RELAY OUTPUT COM 1-3 OUT
OUT 1
2
COM 4-5
OUT
OUT
OUT 3
4
5
24VAC
24VAC
GND
GND
PWR
COMM T
T
SHLD
SHLD
LD4
REC.
12V
AIN
1
2
3
4
5
GND
GND
AOUT
AIN
AIN
AIN
AIN
4-5
OUT
COMM
TEST
32K 8K
RAM EPROM
ADDRESS ADD
PRESSURE SENSOR
485 COMM
R
R
YS101564
E W D O G
0- 5 VD C
0- 1 VD C
CPU
RELAY OUTPUT COM 1-3 OUT
OUT 1
2
COM 4-5
OUT
OUT
OUT 3
4
5
PWR
COMM
LD4
REC.
12V
AIN
1
2
3
4
5
GND
GND
AOUT
AIN
AIN
AIN
AIN
4-5
OUT
COMM
TEST
32K 8K
RAM EPROM
ADDRESS ADD
PRESSURE SENSOR
485 COMM
YS101564
EW D O G
0- 5 VD C
0- 1 VD C
CPU
AIN1
AIN2 AIN3 AIN4 GND
AOUT1
YS101784 4 ANALOG IN MOD I/O BD.
4RLY IO BD.
4RLY IO BD.
YS101790
YS101790
2 4 V A C G N D RL Y 1
D1
D2
D3
D4
D5
CX 3
RAM EP ROM
C3
C2
U6
P H IL IP S
CX6
C1
CX2 U2
U3
PA L
CX4 U4
TUC-5R PLUS YS101816 RE V. 2
V1
V2
V3
V 5
V4
TB2
4
NE TWORK TO KEN 16 32
8
SW1
ADD
2 1 ADDRES S
V6 PO W ER
GND
24VAC
L1
D1 6
R6
C9
SC1 R1 1 U1 1 MC 340 64A
D1 3
C16
993 6
VR2
78 24C T M
TB4
R2 7
C13
R1 0
V R1
C1 9 C1 8
NE 5090NP B3192 0P S
U8
CX 8 U9
X1
R7 D1 0
R13 D12
C7 CX10
U10
CX12
U12
U14 CX14
PJ 3 PJ 2
PJ 1
EXPANSION
PRESSURE
SENSOR
T'STAT
C17 D15
R26
C20 R25 R24 R22 U15 CX13
U13
C15
R19
R15
C14
D1 8 D1 7
P U1
P U2
P U3 P U4
P U5 P U7
D6
D7
D8 D9
D11 D14 C12
C10 0- 5 VD C 0- 1 VD C J P1 C1 1 X2
GND TB 3
INPUTS
GND GND
+VDC
AIN1
AIN2
AIN3 AIN4
AIN5
AOUT1
AOUT2 AIN7
RN 4
1
RN5
RS -485
CX 5 U5
R
T B1
SHLD
T COMM
COMM
RN 3
1
RN1 U1
CX1 1
LD6 COMM
P WR LD7
LED1
LED2 LD9
LD8
R1
U7 RV 1
V REF ADJ R28
+V RE F 5.11V TES T POINT EWDOG
D19
RN 2
1
COM1-3
COM4-5 R5
R4
R3 R2
R1
RL Y 2
RL Y 3
RL Y 4
RL Y 5
CX15
( 1 MEG) HH
P1
C2
1
03/31/04 03:38PM WED
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