Campbell CR1000 Manuale Utente Scaricare il pdf (Pagina 4)

Paroscientific, Inc. Technical Note

Precision Pressure Instrumentation Doc. No. G8044 25 March 2005

4.1 Verify/establish communication with Digiquartz® Intelligent Product via RS-232 port of your

PC. Write down the instrument communication parameter settings.

Load Digiquartz Interactive Software (DQI) that came with your intelligent product on your PC.

Connect the intelligent product to the RS-232 port of your PC. Launch the DQI software and detect

the intelligent unit automatically. Once the unit is detected and communication is established, see

Figure 1. Write down the instrument ID, ComPort number, baud rate, and parity from this window.

Figure 1. DQI Startup Form

Use DQI to change other parameters on the intelligent unit such as pressure unit or integration time.

4.2 Make necessary electrical and data line connections to data logger

Disconnect the intelligent instrument from the PC. Connect the intelligent instrument to the CR1000.

Locate the pin numbers for the pins labeled in Table 1 below. Pin numbers can be found either on the

product Specification Control Drawing (SCD) or in the product user’s manual delivered with the

intelligent product. Write the pin numbers in the table below.

Pin Signal Connection on CR1000

RS-232 TX COM1 RX

RS-232 RX COM1 TX

Ground G

Power 12V

Table 1. Pinout Table

Connect each pin in Table 1 to its location in Figure 2.

1 2 3 4 5 6 7 8 9 10 11 12

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Campbell CR1000 Manuale Utente Pagina 4