CHAPTER 2, INSTALLATION AND OPERATION 
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INTERFACE MODE 
This  establishes  the  RS232  communication  mode.  Choices  are  COMMAND  or 
TERMINAL. TERMINAL  uses the menu structure, and COMMAND  uses the EC Serial 
Command Set. 
MULTIDROP BAUD 
The communication rate for RS232 (DB9) connectors on rear panel. The available 
rates are 1200, 2400, 4800, 9600, 19200 and 38400.  
DATA LENGTH 
Sets the number of data bits used in serial transmissions. The available lengths are 
7 and 8. 
STOP BITS 
Sets the number of stop bits used in serial transmissions. The available number of 
stop bits are 1 and 2. 
PARITY 
Sets  the  parity  used  in  serial  transmissions.  The  available  choices  are  NONE, 
EVEN, and ODD. 
COMM. PROTOCOL 
Sets the communication protocol in serial transmissions. The available choices are 
ORIGINAL,  BAVARIAN,  and  ENHANCED.  See  the  serial  communications 
information in Chapter 4, Digital Communication. 
2.5.14 Analog Output Menu 
The ANALOG OUTPUT MENU contains settings that relate to the recording devices. 
For  a  detailed  explanation  of  the  analog  output,  see  section 2.6.3  below.  The 
setting of analog output ranges has  no impact on the measurement range of the 
analyzer; it only affects the analog output scaling. 
2.5.14.1 CO Current Output Menu 
CO OUTPUT MENU 
 
        RANGE          : 50.00  PPM 
        OUTPUT TYPE    : CURRENT 
        CURRENT RANGE  : 0-20 MA 
        FULL SCALE     : 0.00   % 
        ZERO ADJUST    : 0.00   % 
        OVER RANGE     : 200.00 PPM 
        OVER-RANGING   : DISABLED 
Figure 2-21. Analog Output Menu