Model 7003M

Operator Manual

748223-K June 2002

i.Setting Alarm ON and OFF Levels

Refer to flowchart Figure 3-5 on page 3- 17.

From RUN mode, press ALARM 1.

A-1, YES, A-1 (or C-1), ON flash briefly; the alarm ON setpoint is displayed with the right digit blinking.

A-1 indicates relay 1 acts as an ALARM; C-1 indicates relay one acts as an ON/OFF-Control.

To change the relay action from ALARM to ON/OFF Control function (or vise versa) press ALARM 1. C-1 or A-1 will flash indicating a new mode.

To disable ALARM 1 - Press ACK. "DIS" will flash briefly and return to RUN mode.

To set the ON setpoint for ALARM 1 - Use the ARROW keys, press ENTER. OFF is flashed briefly, then the alarm OFF setpoint is displayed with the right digit flashing.

To set the OFF setpoint for ALARM 1 - Use the ARROW keys, press ENTER. The instrument displays "run" and returns to RUN mode.

HIGH Alarm

ACTIVATES

DE-ACTIVATES

 

set for 8.24% O2

 

ALARM ON

 

 

 

 

8.24%

ON

SETPOINT

 

 

 

 

 

8.10%

 

OFF SETPOINT

 

 

 

 

OFF

 

 

 

TIME

 

 

LOW Alarm

ACTIVATES

DE-ACTIVATES

 

set for 8.10% O2

 

ALARM ON

 

 

 

 

 

 

 

OFF

 

8.24%

 

OFF SETPOINT

DEADBAND

8.10%

 

SETPOINT

 

ON

 

 

 

 

 

 

TIME

Figure 3-6. Action of Alarm Relay ON and OFF Setpoints

Rosemount Analytical Inc. A Division of Emerson Process Management

Operation 3-19