3 Installation

3.6.3 RS-232 Serial Digital Port

The RS-232 port is configured as data terminal equipment (DTE) and uses a 9-pin D connector wired as follows:

1.No connection

2.Transmit Data

3.Receive Data

4.N/C

5.Ground

6.N/C

7.RTC

8.CTS

9.N/C

Connecting the analyzer to a modem requires a PC to modem cable. When con- necting the analyzer directly to a PC, terminal or other data terminal equipment, a “null-modem” cable is required.

The following serial interface default parameters are used:

Defaults

Programmable Options

1200 Baud

1200 Baud

8 Bits

5, 6, 7, or 8 Bits

No Parity

Even, Odd, or None

1 Stop Bit

1 or 2 Stop Bits

3.7Installation Checklist

Have you:

Checked for leaks from any of the rear panel connections?

Checked the sample and span gas pressures (5–10 psi)?

Checked the instrument air pressure (70–80 psi)?

3-10

TELEDYNE ANALYTICAL INSTRUMENTS

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Teledyne 3160 manual Installation Checklist, 3 RS-232 Serial Digital Port