MAN2990-2
7
3
LoopSense Installation & Cabling
The
SmartTerminal
is connected to the FACPs as shown below.
TERMINATION BOARD No.1 ( BRD82LTB2 )
SmartTerminal 1
SmartTerminal 2
(IF FITTED)
SHIELDED COMMS CABLE
TO NEXT LCDA
MAXIMUM OF 30
LK1 MUST BE FITTED TO
THE LAST BOARD ON
THE COMMS BUS
+24VDC
TERMINATION BOARD No.2 ( BRD82LTB2 )
T O
LCD
T O
LCD
CN1
0 V
POWER OUT
POWER IN
+24V
RS485
IN
RS485
O UT
0
3
/0
5/2006
B
R
D
8
2L
T
B
2-
TB2
TB1
TB4
TB3
LK1 NOT FITTED
C O M
-
+
C O M
-
+
0 V
+24V
CN1
0V
POWER OUT
POWER IN
+24V
RS485 IN
RS485 OUT
0
3
/0
5/2006
B
R
D
8
2L
T
B
2-
TB2
TB1
TB4
TB3
COM
-
+
COM
-
+
0V
+24V
+24V
0 V
V DC
IN
V DC
O UT
0 V
USB
0V
AUX OUT1
3
2
1
OUT2
OUT1
+VE
COMMS
SGD
+VE
+VE
A+
0V
+27V
INPUTS
MONITORED O/PS
LOOP 1
LOOP 2
B-
RS485+
RS485-
SHD
2+
3+
4+
COM
1+
2+
AUX OUT2
2-
3-
4-
3+
1+
4+
1-
ETH
+27V
0V
DIAGNOSTICS RS232
RS485
TERM
LOAD
RESET
HLI
PORT
PWR IN
N/O
C
N/C
N/O
C
N/C
N/O
C
N/C
RELAY 1
RELAY 2
RELAY 3
COMMS
A-
B+
B+
A-
B-
A+
JTAG
JTAG
SEL
1
2
3
DIAGNOSTICS
CN11
TB1
U2
U1
U4
U3
TB6
R47
R1
CN1
D4
D1
D2
CN10
CN2
CN8
TB4
TB2
TB5
TB3
SW1
D3
K3
R38
R4
R5
R6
R7
10K
10K
10K
10K
10K
10K
10K
10K
CONTROLS
SHIELD
MAIN CONTROL BOARD
Figure 4: Connecting SmartTerminal to the LoopSense FACP
3.1
SmartTerminal Termination Board Interconnection
Terminal Block
TB1 (RS485 OUT) TB2 (RS485 IN)
Purpose
1 (Pin Number)
RS485 +ve
2
RS485 -ve
3
SCREEN
Terminal Block
TB4 (27VDC OUT) TB3 (27VDC IN)
1 (Pin Number)
0V
2
+24VDC
3.2
FACP Comms
LoopSense Main Board
Terminal Block TB1 (RS 485 OUT)
Purpose
1 (Pin Number)
RS485 +ve
2
RS485 -ve
3
SCREEN
Terminal Block
TB4 (27VDC OUT)Number
Purpose
1
0V
2
+24VDC
