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Front panel key functions – Dwyer 1600 User Manual

Page 8

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949-1239-3

8

Rev. 10/98

FRONT PANEL KEY FUNCTIONS

Set Point 1 Lamp

Process Variable

Alarm Lamp

Set Point 2 Lamp

Set Variable

°F Indicator

°C Indicator

INDEX:

Pressing the INDEX key advances the display to the

next menu item. May also be used in conjunction with other
keys as noted below.

UP ARROW:

Increments a value, changes a menu item, or

selects the item to ON in the upper display.

DOWN ARROW:

Decrements a value, changes a menu

item, or selects the item to OFF in the upper display.

ENTER:

Pressing ENTER stores the value or the item

changed. If not pressed, the previously stored value or item will
be retained.

UP ARROW & ENTER:

Pressing these keys simultaneously brings up the

secondary menu starting at the auto/manual selection. Pressing these
keys for 5 seconds will bring up the secure menu.

INDEX & DOWN ARROW:

Pressing these keys simultaneously will allow

backing up one menu item, or if at the first menu item they will cause the
display to return to the primary menu. If an alarm condition has occurred,
these keys may be used to reset the alarm.

INDEX & ENTER:

Pressing these keys simultaneously and holding them

for 5 seconds allows recovery from the various error messages. The
following menu items will be reset:

LPbr: Loop break

SEnC: Sensor rate of change

ALiH: Alarm inhibit

OPEn InP: Open input error message

ArEA: Area error message

bAd InP: Bad input error message

CHEC CAL: Check calibration error message

Correct the problems associated with the above conditions first before

using these reset keys. More than one error could be present. Caution is
advised since several items are reset at one time.