Omega Speaker Systems 707 User Manual download pdf (Page 2)

OPERATING INSTRUCTIONS

1. OPERATIONAL MODE

There are three operation modes-Normal, Shift, and

Setup Mode.

NORMAL MODE:

This is the default mode, the operating functions for

the normal mode are printed on the top of each button

in white.

SHIFT MODE:

The operating functions for the shift mode are printed

in gray on the buttons. While in the normal mode,

press the SHIFT button to switch to shift mode. At the

lower-right corner of the display, the word “Shift” is

displayed to indicate shift mode. To switch back to

normal mode, press the SHIFT button again.

SETUP MODE:

Press the set[ ] button in normal mode to switch to

setup mode, the indicator “SET” is shown on the left

side of the display. To switch back to normal mode,

press SET[ ] button.

2. NORMAL MODE

The following functions can only be used in the normal

mode.

(1) “ ” Power Button

The “ ” button turns the thermometer on or off.

When the meter is in MAX/MIN record mode, the

power off function is disabled.

(2) “[LIMITS]” Button (only Main display)

The limits function will alert the user when a meas-

urement exceeds a specified limit. To set the limit val-

ues, refer to limits function in the setup mode. Press

the [LIMITS] button to activate the limits function; the

word “LIMIT” should be displayed on the LCD.

When the value of the main display exceeds the Hi

limit, the word “Hi” will be displayed and the ther-

mometer will beep in a pulsed tone. If the value of the

main display is lower then the Lo limit, the word “Lo”

will be displayed and the thermometer will beep in a

continuous tone. To exit the limits function, press the

[LIMITS] button.

(3) “ ” Button

The backlight function is represented by this button

“

”. Pressing the button will turn on or off the LCD

backlight. The backlight will turn off automatically af-

ter.

(4) “SAVE/READ” Button

The read data function works in conjunction with the

save function in the shift mode, it is used for reading

saved data. The save function can be activated in shift

mode. Press the SAVE/READ button to read saved

data; the word “READ” should be displayed on the

LCD. To navigate around the save data table, press the

overlay “SECOND” button until the “#” sign is dis-

played on the second display. The location of the read

pointer within the saved data table will be displayed.

The arrow buttons on the overlay are used for scrolling

through the saved data. Press the smaller arrows “

”

or “

” to step through the data one at a time. Press the

larger arrows “

” or “ ” to step through the data

ten at a time. Pressing the overlay “ESC” button deac-

tivates the read data function.

(5) “LOG/READ” Button

The read log function works in conjunction with the

log function. It is used for reading logged data. The log

function can be activated in the shift mode. Press the

LOG/READ button to activate the log read function;

the word “READ” is displayed on the LCD. Press the

overlay SECOND button to rotate through following

display menus: T1, T2, GRP, and #. T1 and T2: Dis-

plays the T1 or T2 saved data. GRP: Displays the cur-

rent group number. #: Displays the current location of

the read pointer within a selected group. The arrow

buttons on the overlay are used for scrolling through

the data and groups. Press the smaller arrows “

” or

“

” to step through the logged data or groups one at a

time. Press the larger arrows “

” or “ ” to step

through the data or groups ten at a time. To navigate

the logged data and groups, press the overlay

SECOND button until GRP appears in the second dis-

play panel. Then select the group using the arrows.

Press the SECOND button again until the “#” sign is

displayed. The location of the read pointer in the se-

lected group will be displayed. Use the arrows to

scroll through the data. Pressing the overlay “ESC”

button deactivates the read data function.

(7) HOLD Mode (only Main display)

When HOLD mode is selected, the thermometer holds

the present readings and stops all further measure-

ments. To activate the data hold mode, press the

HOLD button, and “HOLD” is displayed on the LCD.

Pressing the HOLD button again cancels the function,

and the instrument will automatically resume meas-

urements.

(8) MIN/MAX with Time record Mode

(only Main display)

The MIN/MAX function records the highest and low-

est value recorded, and it calculates the average read-

ing, and the differences of MAX to MIN. Press

MIN/MAX button to enter the MIN/MAX recording

mode. The beeper emits a tone when a new minimum

or maximum measurement is recorded. Press the

MIN/MAX button again to rotate through the current

readings: MAX: The highest measurement recorded.

MIN: The lowest measurement recorded. MAX-MIN:

The difference of the highest and the lowest measure-

ment. AVG: The average values of the measurements.

This mode works in conjunction with the hold function,

pressing the HOLD button will stop the recording and

measurements (Previously recorded readings are not

erased). Press HOLD button again to resume recording

and measurements. To prevent accidental loss of MIN,

MAX and AVG data, the MIN/MAX function can only

be cancelled by pressing and holding down the MIN

MAX key for more then 2 seconds. The automatic

power-off feature, and the power, °C/°F, REL, SET,

Hi/Lo Limits, TYPE, T1/T2 buttons are also disabled.

(10) “T1/T2” Button (Main display)

The input selection button [T1/T2] selects the input for

the main display, T1 thermocouple or T2 thermocou-

ple. Press the T1/T2 button to switch between the two

inputs. When meter is turned on, it is set to the display

that was last in use.

(11) “T1/T2” Button (Second display)

The input selection button [T1/T2] selects the input for

the second display, T1 thermocouple or T2 thermo-

couple. Press the T1/T2 button to switch between the

two inputs. When meter is turned on, it is set to the

display that was last in use.

(12) “T1-T2/TIME” Button (Third display)

The input selection button [T1-T2] selects the system

time and date, or the differential between the two ther-

mocouples (T1-T2) for the third display. Press the

T1-T2 button to switch the display options. When me-

ter is turned on, it is set to the display that was last in

use.

3. SHIFT MODE

The following functions can only be used in the shift

mode.

(2) “°C/°F” Button

Press the °C/°F button to select the temperature scale,

readings can be displayed in Celsius (°C) or Fahrenheit

(°F). When the thermometer is turned on, it is set to

the temperature scale that was last in use.

(4) “SAVE” Button

The save function stores the T1, T2 data in a nonvola-

tile memory. Press the SAVE button to save the cur-

rent data, the word SAVE is displayed to indicate the

data has been saved. The built in memory can store up

to 128 data (HH806U)/256 data (HH806AU). The data

can be read using the read function in the normal

mode.

(5) “LOG” Button (HH806U)

The data log function continuously records the data

according to a specified time interval. The time inter-

val can be set using the interval setup function [INVT]

in the set up mode. Press the LOG button to activate

the log function; the indicators “LOG” and “MEM”

will be displayed on the LCD. There are 16 groups that

are used for storing the log data, and each group uses

64 data slots. If the current log session exceeds 64 data,

the log function will automatically use the next group

to store the following data. A maximum of 1024 data

point can be saved in one log session. Press the LOG

button again to exit the data log function.

“LOG” Button (HH806AU)

The data log function continuously records the data

according to a specified time interval. The time inter-

val can be set using the interval setup function [INVT]

in the set up mode. Press the LOG button to activate

the log function; the indicators “LOG” and “MEM”

will be displayed on the LCD. There are 16 groups that

are used for storing the log data. A maximum of

16,000 data point can be saved in one log session.

Pressing the LOG button again to exit the data log

function.

(6) “CLR ?” Button

The CLR function clears all the saved and logged data

in memory. When the CLR button is pressed, indicator

“MEM” is displayed and the “CLR” on upper-right of

LCD will blink. Pressing the “ENTER” button printed

on the overlay in white will clear all saved and logged

data. Press “ESC” button to exit this function without

clearing data.

(7) “REL” Button (Main display)

The relative value function can be used for comparing

the saved reference value with other measurements.

Press the “REL” button to store the current measure-

ment as the reference value, and “REL” should be dis-

played on the right part of the LCD. The next meas-

urement will display the current value compared to the

reference value. Press “REL” button again to clear the

reference value and deactivate the relative value meas-

urement function.

(8) “APO” Button

Press the APO button to turn the “Auto power off”

function on or off. When this function is enabled, the

indicator “APO” is shown at the upper left part of the

LCD. When APO (Auto power off) is enabled, it will

automatically turn the thermometer off no button is

pressed for a period longer than the set time interval

(the default time for APO is 5 minutes). Press power

button to resume operation.

(10) “TYPE” Button (Main display)

Press this button to change the type of thermocouple in

the main display (K/J/T/E/R/S/N). If the inputs of the

main and second display are the same, then pressing

this button will change the thermocouple type for both

displays.

(11) “TYPE” Button (Second display)

Press this button to change the type of thermocouple in

the second display (K/J/T/E/R/S/N). If the inputs of the

main and second display are the same, then pressing

this button will change the thermocouple type for both

displays.

4. SETUP MODE

The following functions can only be use in the setup

mode.

(2)

“[LIMITS]” Button (Hi/Lo limit setting)

Press the LIMITS button to enter the Hi/Lo limit setup

function. The words “LIMIT” and “Hi” will be flash

on the LCD along with the previous value for the Hi

limit. Enter the new Hi limit value using the number

keys printed in white on the overlay. The resolution of

Hi/Lo limit setup is 1 count. The “-” button (same

button as the ESC) can be used to enter negative val-

ues. Press the “ENTER” button to confirm the new

limit. You will then be prompted to enter a new Lo

limit value. Enter the new value and then press enter

to finish setup of limits.

(3) “[INVT]”

Button

(Interval time setting)

To setup the time interval for the log function, press

the [INVT] button. The indicator “INV” will blink on

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Omega Speaker Systems 707 User Manual Page 2

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