Mircom flexnet Installation And Operation Manual page 121

Zones 1 to 5 are wired to telephones via MIX-M500FP(A) addressable control modules. Only Zone 1 is wired to the
Master Telephone (if used) at the main fire alarm centre, otherwise Zone 1 is wired as another telephone zone
when a master telephone is not required.
Figure 83: TNC-5000 Telephone Zone Wiring
USE TWISTED SHIELDED PAIR
WIRE SHIELD TO S TERMINAL
NEAR THE RS-485 ON MAIN
FIRE ALARM BOARD
(TERMINATE ONE END OF THE
SHIELD ONLY) AND DO NOT
PLACE IN THE SAME CONDUIT
WITH WIRES FROM THE
FIRE ALARM ADDRESSABLE
LOOP.
DAISY CHAIN TERMINALS 10
AND 11 and 1 and 2 FROM
FIRST FIREPHONE MODULE
TO LAST.
USE TWISTED SHIELDED PAIR
WIRE SHIELD TO S TERMINAL
NEAR THE RS-485 ON MAIN
FIRE ALARM BOARD
(TERMINATE ONE END OF THE
SHIELD ONLY) AND DO NOT
PLACE IN THE SAME CONDUIT
WITH WIRES FROM THE
FIRE ALARM ADDRESSABLE
LOOP.
DAISY CHAIN TERMINALS 10
AND 11 and 1 and 2 FROM
FIRST FIREPHONE MODULE
TO LAST.
FROM PREVIOUS FIREPHONE MODULE.
E.O.L
10K ohms
TWISTED SHIELDED PAIR IS RECOMMENDED
-
+
1 2
Use shielded wire to connect between phones
-
11
6
+
+
10
LAST
Firephone
-
7
Module
MIX-M500FP(A)
Shield here is
connected
this shield
F
ROM THE FX-2000N FIRE ALARM ADDRESSABLE
LOOP AND CONNECTED TO THE NEXT FIREPHONE
MODULE TERMINALS 1 AND 2. TWISTED PAIR IS
-
+
RECOMMENDED.
1 2
-
11
6
+
+
10
FIRST
Firephone
-
7
Module
MIX-M500FP(A)
Shield
Firephone Module
E.O.L
3K9 ohms
-
+
9
1 2 8
-
11
FIRST
Firephone
+
10
Module
MIX-M500FP(A)
-
+
1 2 8 9
-
11
LAST
+ Firephone
10
Module
MIX-M500FP(A)
FleX-Net
+
+
T T
-
-
CLASS B WIRING
Use shielded wire to connect between phones
+
+
T
T
- -
FROM THE FX-2000N FIRE ALARM ADDRESS-
ABLE LOOP AND CONNECTED TO THE NEXT
FIREPHONE MODULE TERMINALS 1 AND 2.
TWISTED PAIR IS RECOMMENDED
Use shielded wire to connect between phones
+
+
6
T
-
-
7
Shield here is
connected
this shield
FROM PREVIOUS FIREPHONE MODULE.
TWISTED SHIELDED PAIR IS RECOMMENDED
E.O.L
3K9 ohms
CLASS A WIRING
Use shielded wire to connect between phones
+
6
+
T
-
-
7
Shield
TM
Installation and Operation Manual
E.O.L
3K9 ohms
E.O.L
3K9 ohms
+
T
-
+
T
-
117