Datasheet

r 0.1

Alarm

Command syntax

<cr>

Alarm,n

Alarm,en,[1,0]

Alarm,tol,n

Alarm,?

enable / disable alarm

sets alarm

sets alarm tolerance (0 – 60)

alarm set?

<cr>

*OK

<cr>

*OK

<cr>

*OK

Alarm,en,1

Alarm,5.5

Alarm,tol,1

Alarm,?

if all are enabled

Enable alarm

O2 level must fall one percentage point

below set point for alarm to reset.

?,alarm,5.50,1.00,1

<cr>

Example Response

The alarm pin will = 1 when O2 levels are > alarm set point.

Alarm tolerance sets how far below the set point O2 levels

need to drop before the pin will = 0 again.

Alarm

(5.5%)

Alarm

Alarm on Alarm off

(Alarm set point - tolerance)

(5.5% - 1%)

4.5%

Tolerence

(1%)