P/N: 3100029 REV: 1.0 Page 3 of 4
SAN-CPU
24 Vdc Ch 1 Ch 2
142536
TB1
+++
___
Detail A
From power supply
RS-485 from previous panel
RS-485 to next panel
Note: All wiring is power-limited.
Table 1: ISP-96 data line wiring (SAN-CPU terminals)
Format Class B (Style 4) Notes
RS-485 TB1-3
TB1-4
Install JP1/JP2 if the SAN-CPU is the last device on
the RS-485 data line.
20 mA loop Replace U3 with the header/ribbon
cable from the SO-20D, P3.
Two SO-20s many be used instead of an SO-20D.
Fiber optic Replace U3 with the header/ribbon
cable from the SO-FIB, P4.
+
-
RS-485
RS-485
Class A (Style 7)
TB1-3
TB1-4
TB1-5
TB1-6
Replace U3 with the header/ribbon
cable from the SO-20D, P3. Replace
U4 with the header/ribbon cable from
SO-20D, P2.
+
-
+
-
RS-485
RS-485
RS-485
RS-485
Replace U3 and U4 with the
header/ribbon cable from the SO-FIB's,
P4.
JP1
JP2
U3
U4
Detail B
SAN-CPU
TB1-1 +24 Vdc
TB1-2 24 Vdc common
TB1
FIELD WIRING
JUMPER SETUP
JP1
JP2
Install JP1 when the communications format is Class B
(Style 4) or Class A (Style 7) RS-485 and the ISP-96 is the
last device on the data line.
Install JP2 when the communications format is Class A
(Style 7) RS-485 and the ISP-96 is the last device on the
data line.
SAN-CPU
LED/switch boards
JP25
Note:
Each of the two LED/switch boards includes a continuity
jumper, labeled JP25. Locate each jumper on the side of
the board that faces the rear side of the metal faceplate.
Install the jumper on JP25 of the right LED/switch board
(rear view). Remove the jumper from JP25 of the left
LED/switch board (rear view).
If the jumpers are not properly installed, an xx99 open will
appear at the fire alarm control panel. See the illustration
of the ISP-96 (rear view) on this installation sheet.
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