Onicon System-30 BTU Manuel d'utilisateur télécharger pdf (Page 17)

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System-30 BTU Measurement System Manual 05/14 - 0667-2 / 18335 Page 17

3.3.2 Electrical Wiring

Connect all BTU meter signal outputs to terminal strip T1 and/or T4 (optional

communication output) as shown below.

Then connect the 24 V AC/DC input power to terminal strip T1. The standard SYSTEM-30

is congured for 24 V AC 60 Hz operation or 24 V DC operation. Do not connect the 24 V

AC/DC source until all other signal connections have been made and veried.

View of Signal Connection Board

TB1

TB4

Btu Mode 1Contact

Btu Mode 2 Contact

}

24V AC/DC

}

Analog Output

}

RS485

}

Aux Pulse Input

RS485 Common

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Onicon System-30 BTU Manuel d'utilisateur Page 17