BOOSTER PUMP SYSTEM
53
BOOSTER PUMP SYSTEM N747D
1:
LMC
Error lamp relay C contact
24:
EMST
System emergency operation signal terminal
2:
LMA
Error lamp relay A contact
25:
RUN
System start/stop signal terminal
3:
SFC
Sysetm error relay C contact
26:
S1NT
Pressure sensor1 (-) terminal
4:
SFA
Sysetm error relay A contact
27:
S1PT
Pressure sensor1 (+) terminal
5:
SRC
Sysetm operation Relay C
contact
28:
LV2T
Low level sensor 2 input terminal
6:
SRA
Sysetm operation Relay A
contact
29:
LV1T
Low level sensor 1 input terminal
7:
S2NT
Pressure sensor2 (-) terminal
30:
CAN-
CAN signal low terminal
8:
S2PT
Pressure sensor2 (+) terminal
31:
CG
CAN signal earthing common terminal
9:
CG
Earthing common terminal
32:
CAN+
CAN signal high terminal
10:
PSWT
Emergency pressure siwtch
input terminal
33:
CG
Earthing common terminal
11:
485-
RS485 signal Low terminal
34:
VO0
inverter 0 frequeancy setup voltage(0~10V)
12:
CG
RS485 signal earthing
common terminal
35:
iO0
inverter 0 frequeancy setup current(0~11V)
13:
485+
RS485 signal High terminal
36:
CG
Earthing common terminal
14:
RI0C
Inverter 0 initializing relay C
contact
37:
IOFT
Inverter 0 error recognition terminal
15:
RI0A
Inverter 1 initializing relay A
contact
38:
IORT
Inverter 1operation recognition terminal
16:
PC
Mulifunction relay C contact
J1
CAN terminating resistence SW(used when short)
17:
PA
Mulifunction relay A contact
J2
RS485 terminating resistence SW(used when short)
18:
RI0C
Inverter 0 operation relay C
contact
J3
Inverter 0 frequency setup: current/voltage adjusting SW
19:
RI0A
Inverter 1 operation relay A
contact
(Vout: voltage, lout: current)
20:
CG
Earthing common terminal
J4
Inverter 1 frequency setup: current/voltage adjusting SW
21:
CG
Earthing common terminal
(Vout: voltage, lout: current)
22:
iINT
Externally incoming signal
current(4~20mA)
VR1
LCD display setup
23:
VINT
Externally incoming signal
voltage(0~10V)
Battery
TIME IC backup battery
Main Board