7
2.2.2 SSAS alert unit
Three SSAS alert units can be connected. For wiring, see the illustrations below and the
interconnection diagram at the back of this manual. For the terminal unit (FELCOM 15/18)
and the communication unit (FELCOM 16/19), the wiring of the SSAS is monitored and if in
error “TROUBLE: SSAS UNIT connection abnormality.” is displayed. Further the ERROR
lamp (FELCOM 16) flashes.
Junction
Box
IC-307
(No.1)
IC-307
(No. 2)
IC-307
(No. 3)
Connect wiring to the terminal board 16P0229 inside the SSAS alert unit. To differentiate
between units in case of multiple unit installation, change jumper block settings as shown
below, in accordance with how many units are installed.
IC-307
Clamp for cable
CO-SPEVV-SB-C
0.2x5P
15 mm 40 mm 10 mm
CO-SPEVV-SB-C 0.2X5P
or TTYCS-4
Cut and tape
unused wires
to prevent short.
Twist shield.
IC-307
Two IC-307: No. 2 unit
Three IC-307: No. 3 unit
Two IC-307: No. 1 unit
Three IC-307: No. 1 and No. 2 units
Clamp for cable
TTYCS-4
or equivalent
Jumper settings for two IC-307
JP1
JP2
No.1 unit* No. 2 unit
No. 3 unit
Ye s
Jumper
Unit
Ye s
No
No
Jumper settings for three IC-307
Ye s
No
JP1
JP2
No.1 unit*
Jumper
Unit
Ye s
No
No. 2 unit*
Ye s
No
No. 1 unit: Unit with two cables connnected to it.
No. 2 unit: Unit with one cable connnected to it.
No. 1 and No. 2 units: Units with two cables connnected to them.
No. 3 unit: Unit with one cable connnected to it.
*: Default
setting
16P0229
12345
6
16P0229
12345
6
JP2
JP1
JP2
JP1
Conductor
S = 0.75 mm
= 1.11 mm
2
Sectional view of cable TTYCS-4
Armor
Shield
Sheath
= 16.3 mm
Cable Fabrication
Wiring inside the SSAS alert unit
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