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1451 Belcher Road South, Largo, FL 33773 • USA
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[email protected]System-30 BTU Measurement System Manual 05/14 - 0667-2 / 18335 Page A-4
SYSTEM-30 WIRING DIAGRAM AND
SIGNAL CONNECTION BOARD
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2
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5
1
2
3
4
5
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8
TB1
TB4
+
-
Btu Mode 1Contact
Btu Mode 2 Contact
}
}
}
24V AC/DC
+
-
}
Analog Output
+
-
}
RS485
+
-
}
Aux Pulse Input
RS485 Common
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