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164-122012 Power
POD
400 Page 22 of 42
10.3.2. Count Down from a Set Point
The TOTALIZER will be set to count from a preset value to zero (0). When zero is reached, a
memory flag will be set to its logic high state. This flag is readable only through serial
communications. The TOTALIZER will continue to count in the negative direction from zero to the
maximum ability of the display (-999999).
While the SETUP/CAL menu is displayed, choose TOTAL by pressing the number “2” key + ENTER.
A TOTALIZER menu is displayed. Press the number “2” key to choose the CNT DN option. The
COUNT UP/DN window is displayed. Enter the desired set point using the numbered key pads and
press ENTER. The unit returns the previously programmed display with the selected channel now
displaying the set point minus the Riemann Sum of the received transducer signal.
10.3.3. Count Continuously
The TOTALIZER will be set to count from zero (0) to the maximum ability of the display. No flags or
alarms will be set.
While the SETUP/CAL menu is displayed, choose TOTAL by pressing the number “2” key and
ENTER. A TOTALIZER menu is displayed. Press the number “3” key to choose the CONT option
followed by the ENTER key. The previously programmed display returns with the selected channel now
displaying the Riemann Sum of the received transducer signal.
10.4. EXTERNAL COMMUNICATION SETUP
The following text describes how the POWER
POD
-400 can be setup to respond to serial and network
communication. Instruction structure and syntax is covered in the section, Serial Protocol.
10.4.1. RS-232 Settings
From
SETUP/CAL
Menu
After selecting SETUP/CAL, select any channel number and hit ENTER, choose option number 3 via
the numbered key pad. The first menu to be displayed is the BAUD menu. To select the desired baud
rate press the number key 1 or 2 respectively. Eight bit bytes, no parity, one stop bit and no handshaking
are automatically set. The preprogrammed display is returned upon completion.
10.4.2. RS-485 Settings
From
SETUP/CAL
Menu
After selecting SETUP/CAL, select any channel number and hit ENTER, choose option number 3 via
the numbered key pad. The BAUD menu will be displayed. To select the desired baud rate press the
corresponding number key.