Armstrong The Brain DRV80 Manuel d'installation et d'utilisation - Page 4
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CN3 is the BD9 or external debug port which can be accessed by removing the rubber plug on the side of the module.
This connection can be used for:
1. Setup, calibration, debug and diagnostics by connecting a laptop via the USB to RS485 cable and running the Brain
DRV Programming Software (available at www.armstronginternational.com/brain). This software is also used to switch
the internal network connector (CN2) over from BrainScan
valve. It can also be used to switch CN2 back to BrainScan
2. Reprogramming can also be done via this port if the laptop has the latest Bootloader software installed.
CN2 is the internal network connection for the Brain
BrainScan
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protocol or Modbus RTU protocol.
Armstrong International
IOM-776
Brain
®
Modbus Networking
Electronics Overview (DRV 40/80)
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Figure 1: Functional diagram of The Brain Electronics Enclosure
Figure 2
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to Modbus and then set a unique network address for the
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if required.
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. CN2 also uses RS485, but with the option of running either the
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