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M&M

EFRIGERATION

. 2-15

Chapter 2: Screen Types

The following table contains a list of the active keys on a momentary screen and their

function.

Momentary Screen Keys

Information Screens

Information screens are used to display system data to the user. The information on

these screens may be real-time data or a snapshot of data at the time the screen is

first displayed.

Information Screen

The following table contains a list of the active keys on an information screen and their

function.

Information Screen Keys

Access Screens

The Access screen is used to index the user into a larger set of screens. This screen is

typically used in cases where more than eight screens are available for a particular option.

The Access screen will perform error checking on the number entered. For example, if the

screen is used to access the daily schedules and the number eight is entered, the input

area will flash ERROR since there are only seven possible schedules. The user will be

KEY FUNCTION

QUIT Stops display of the message before the three second time limit expires.

SYSTEM INFORMATION day mm/dd/yy hh:mm:ss

F0 F1 F2 F3

M&M SCREW day mm dd yyyy hh:mm:ss v1.00 ---- ---- ---- ----

MEMORY INITIALIZED : mm/dd/yy hh:mm:ss MAX : xxxx xxxx xxxx xxxx

SYSTEM LAST RESET : mm/dd/yy hh:mm:ss AVG : xxxx xxxx xxxx xxxx

CURRENT TIME : mm/dd/yy hh:mm:ss day MIN : xxxx xxxx xxxx xxxx

TIMER STATUS : 0 of 0 MAX: 0

REFRIGERANT : R717 SEQUENCED : NO LUBE SYSTEM : NO PUMP

NETWORK CONTROL : NO REMOTE : NO UNLOAD SOL : N/OPEN

BYPASS SOL : NO AUTO-REMOTE : NO

ECONOMIZER SOL : NO PROCESS TEMP : NO

VARIABLE VI : NONE MODEM : NO

KEY FUNCTION

QUIT Exits from current screen to the previous screen.

M&M RWB series User Manual

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