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RS232-RS485 Convertor Manual V1.02 28/06/01
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4.2 PRO104/108 Hardware Installation Instructions
• Place the PRO104/108 programmer(s) on a flat surface allowing sufficient space in front
of each programmer to place the ‘ISP Interface Modules’ and ‘Target Systems’.
• Plug the 9-way RS-232 cable into the port on the RS-232 to RS-485 convertor.
Figure 12
• Plug an RS-485 network cable from one of the RS-485 outputs on the RS-485 convertor
to the ‘RS-485 Input’ connector on the rear panel of the first PRO104.
• Plug another RS-485 network cable from the ‘RS-485 Output’ connector on the rear
panel of the first PRO104/108 to the next PRO104/108 in the chain.
• A return RS-485 cable from the last PRO104/108 in the chain to the RS-485 convertor is
NOT required.
• Power up the PC
• Power up the PRO104/108 programmer(s)
• Launch the ISP-PRO software on the PC and set up the required number of PPM’s
within the software
• Test that all PPM’s are communicating with the PC at their correct ‘Node Address’. (The
Node Address may be changed while the programmer is powered up).