Application Guide

User Instructions Section 5877
Spec. No. 582140000 (Models 802NLDB, 802NLEB and 802NL-B) Issue AQ, January 15, 2013
Chapter 4. MCA System Adjustments Page 4-23
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CONFIGURING MCA I/O CIRCUIT CARD ANALOG INPUT(S)
1) All controls are located on the MCA Interface Pad.
2) With SYSTEM OK being displayed on the MCA Interface Pad, press and release
the FUNCTION SET ENTER key. The FUNCTION MENU is displayed.
or
In the MAIN ALARM MENU, repeatedly press and release the FUNCTION
SELECT DOWN arrow key until "GO TO FUNCTION MENU" is displayed. Press
and release the FUNCTION SET ENTER key. The FUNCTION MENU is
displayed.
3) Repeatedly press and release the FUNCTION SELECT DOWN arrow key until
"CHANGE CONFIGURATION PARAMETERS" is displayed.
4) Press and release the FUNCTION SET ENTER key.
5) CHANGE I/O BOARD PARAMETERS is displayed. Press and release the
FUNCTION SET ENTER key.
6) ANALOG INPUT B#-P# IS DISTRIBUTION or ANALOG INPUT B#-P# IS
AUXILIARY is displayed (B#-P# = Bay Number – MCA I/O Circuit Card Position
Number).
This setting determines if the monitored input appears in the MCA
DISTRIBUTION MEASUREMENT menus or in separate MCA AUXILIARY
MEASUREMENT menus.
To toggle the setting, press and release the ALARM CUTOFF and FUNCTION
SET ENTER keys simultaneously.
“ARE YOU SURE?” is displayed. Press and release the FUNCTION SET YES
(+) key.
To select another analog input (if available), press the FUNCTION SELECT
DOWN arrow key.
7) When the last MCA I/O circuit card with an analog input is selected, press the
FUNCTION SELECT DOWN arrow key to display ANALOG INPUT B#-P# 50mV
= aaaaA (B#-P# = Bay Number – MCA I/O Circuit Card Position Number).
This sets the scale factor for the analog input.
Press and release the ALARM CUTOFF and FUNCTION SET ENTER keys
simultaneously.
Observe the value displayed. To change this value, press and hold the
FUNCTION SET YES (+) or NO (-) key. Release the key when the desired value
is displayed.
With the desired value being displayed, press and release the FUNCTION SET
ENTER key.
“ARE YOU SURE?” is displayed. Press and release the FUNCTION SET YES
(+) key.
To select another analog input (if available), press the FUNCTION SELECT
DOWN arrow key.