Dwyer 2600 - Manual (Page 38)

May, 2013 Page 38 of 52 949-1194 Rev. 7
If A L 1 is set to O F F goto A L 2 (next page).
If A L 1 is set to E U n t , go to A 1 S t below.
A 1 t Alarm 1 Type: Select A b S or d E
A b S
Absolute Alarm that may be set anywhere within the values of S C A L
and S C A H and is independent of S P 1 .
d E Deviation Alarm that may be set as an offset from S P 1 . As S P 1 is
changed the Alarm Point will track with S P 1 . A deviation alarm will also
track any active ramp or soak set point.
A 1 r E Alarm 1 Reset: Select O n O F or H o l d .
O n O F
Automatic Reset.
H o l d Manual Reset. Reset (acknowledge) by simultaneously pressing the
INDEX & DOWN ARROW keys for 3 seconds.
A 1 P i Alarm 1 Power Interrupt: Select O n or O F F .
O n
Alarm Power Interrupt is O n .
O F F Alarm Power Interrupt is O F F .
A 1 i H Alarm 1 Inhibit: Select O n or O F F .
O n
Alarm Inhibit is O n . Alarm action is suspended until the process value
first enters a non-alarm condition.
O F F Alarm Inhibit is O F F .
A 1 S t Alarm 1 Output State: Select C L O S or O P E n .
C L O S
Closes Contacts at Alarm Set Point.
O P E n Opens Contacts at Alarm Set Point.
A 1 L P Alarm 1 Lamp: Select O o n or O o F F .
O o n
Alarm Lamp is ON when alarm contact is closed.
O o F F Alarm Lamp is OFF when alarm contact is closed.
A 1 L b Alarm 1 Loop Break. Select O n or O F F .
O n
Loop Break Condition will cause an Alarm Condition.
O F F Loop Break will not affect the Alarm Condition.
A L 2 Alarm 2 function: Select O F F , L o , H i , H i L o , or E U n t .
O F F
Alarm 2 is disabled. No Alarm 2 menu items appear in the Secondary or
Secure menus.
L o Low Alarm Only. A 2 L o appears in the Secondary Menu.
H i High Alarm Only. A 2 H i appears in the Secondary Menu.
H i L o High and Low Alarms. Both A 2 L o and A 2 H i appear in the Secondary
Menu, and share the same Alarm Relay output.
E U n t Alarm 2 is controlled by the Ramp/Soak program function. See pages
15-18 and 29 (# A 2 ) for further information.