ONICON System-30 BTU - Manual (Page 26)

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System-30 BTU Measurement System Manual 05/14 - 0667-2 / 18335
Page A-4
SYSTEM-30 WIRING DIAGRAM AND
SIGNAL CONNECTION BOARD
1 2 3 4 5 1 2 3 4 5 6 7 8
TB1 TB4
+ -
B
tu Mode
1C
on
tact
B
tu Mode
2 C
ontact
} }
}2
4V AC/DC
+ -
}Analo
g O
utput
+ -
}RS485
+ -
}Aux Pul
se Input
RS4
85
Comm
on