Operation Manual

MI 2092 Power Harmonics Analyser Section VII Modem data transfer
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Note:
- Serial port baud rate is automatically set to 9600 Bauds (for GSM modem) and
cannot be set to any other rate.
- Take care that all devices (PC, both modems and instrument) are set to the same
baud rate.
3.2. Modem configuration at the PC side
The modem connected to the PC should be configured before use. The PC with
internal modem does not need any external extension. For external modem do the
following:
- Connect the modem to the unused COM port of the PC using RS232 interface
cable. The modem and PC should be switched off when connecting them together.
- Switch them on and wait until the PC finishes its initialization sequence.
- Insert PIN card in the case of using GSM modem.
- Connect telephone line to the modem in the case of using standard modem.
3.3. Modem configuration at the instrument side
The modem connected to the instrument should be configured before use. Use the
Power Link and do the following configuration procedure:
- Insert PIN card into modem (for GSM modem).
- Connect modem to the PC, run Power Link and click ’’Modem / Configure target
modem’’ (see the following figure).
- Disconnect the modem from the PC and connect it to the instrument with special
RS232 cable (see chapter 4 for connection diagram) , both must be in the power off
state (switched off).