Detcon 1640-N4X - Manual (Page 14)

1640-N4X
1640-N4X Instruction Manual Rev. 0.0 Page 10 of 28
SYSTEM DIAGNOSTICS
The “PROG” key is used to enter the Menu Mode of the unit. Upon entering the Main Menu the LCD will
display:
MAIN MENU
SET # OF CHANNELS
Use the “v” (Down Arrow) key to move to the next menu item, or use the “u” (Up Arrow) key to move to the
previous menu item. When the appropriate Menu Item is displayed, use the “ENTER” Key to enter that menu
item. Pressing the “PROG” key again will return the unit to normal operation.
NOTE: The 1640 will automatically time out of Menu Mode and return to the Main Display after 15
seconds of inactivity.
NOTE: Device readings are not updated while the unit is in Menu Mode.
4.2.1 Set Number of Channels
The “SET # OF CHANNELS” menu allows setting the number of active channels to be monitored. The
number of active channels should match the number of sensors or devices being connected and can not exceed
the input capacity of 32 channels.
To enter the “SET # OF CHANNELS” Menu, press the “PROG” key to enter the Main Menu. From the Main
Menu, press the “ENTER” key to enter the “SET # OF CHANNELS” menu. The display will change to
“NUMBER OF CHANNELS:” followed by the number of currently active channels. Use the “u” (Up Arrow)
to increase the number of channels, and the “v” (Down Arrow) key to decrease the number of channels to be
monitored. When the appropriate number of channels is selected, press the “ENTER” key to accept the
number.
Press the “PROG” key to exit the menu and use the “v” key to move to the next menu item, use the “PROG”
key to exit the Main Menu, or allow the unit to time out and the unit will return to Normal Operation after
about 15 seconds.
4.2.2 Set Com 1 Baud Rate
The “SET COM1 BAUD RATE” menu allows setting the communications baud rate for communications port
1. The Baud rate can be set to 4800, 9600, 14400, or 19200. The normal Baud rate is set to 9600 Baud, and
should not be changed.
From the Main Menu use the “u” or “v” keys to move to the “SET COM1 BAUD RATE” menu item and
press “ENTER” to enter the “SET COM1 BAUN RATE” menu. The display will change to “BAUD RATE
COM 1:” followed by the current Baud Rate setting. Use the “u” key to increase the Baud rate, and the “v”
key to decrease the Baud rate. When the appropriate Baud is selected, press the “ENTER” key to accept the
number. The display will return to “SET COM1 BAUD RATE”
Press the “PROG” key to exit the menu and use the “u” or “v” keys to move to the next or previous menu
item, use the “PROG” key to exit the Main Menu, or allow the unit to time out and the unit will return to
Normal Operation after about 15 seconds.