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5.1.1 Enable the relays
Enable the relays that are connected to external instruments.
1. Push MENU.
2. Select AC Relays.
3. Select the applicable relays.
5.1.2 Configure the relays and digital outputs
Select the alarms that trigger the relays and/or digital outputs. Configure the alarms before this task
is started. Refer to the sampler documentation.
1. Push MENU.
2. Select Programming>Alarm Programming.
3. To select a system alarm (e.g., pump fault or full bottle):
a. Select System Alarms>[Select System Alarm], then push Next.
b. Select Action, then push Edit.
c. Select an option, then push OK.
Note: When the system alarms that follow occur, the relay or digital output changes state for only
4 seconds. For the other system alarms, the relay changes state continuously while the alarm is active.
• Program Start
• Program End
• Bottle Change
• Sample Complete
• Missed Sample
• Purge Error
• Distributor Arm Error
• Pump Fault
Option
Set Relay 1 (2, 3 or
4)
Set Digital Output
1 (2, 3 or 4)
4. To select a channel setpoint alarm:
a. Select Channel Alarms>[Select Channel Alarm], then push Next.
Note: The number that follows a channel alarm identifies the source sensor. For example, Temp 2 is the
temperature measurement supplied by Sensor 2.
b. Select Action, then push Edit.
c. Select an option, then push OK.
Option
Set Relay 1 (2, 3 or
4)
Set Digital Output
1 (2, 3 or 4)
16 English
Description
Sets the selected relay to change state when the alarm is active. The normally closed
(NC) contact of the relay opens when the alarm is active. The normally open (NO)
contact of the relay closes when the alarm is active. The alarm is recorded in the alarm
log.
Sets the selected digital output to a closed switch or a logic low voltage when the
alarm is active. The alarm is recorded in the alarm log.
Description
Sets the selected relay to change state when the alarm is active. The normally closed
(NC) contact of the relay opens when the alarm is active. The normally open (NO)
contact of the relay closes when the alarm is active. The alarm is recorded in the alarm
log.
Sets the selected digital output to a closed switch or a logic low voltage when the
alarm is active. The alarm is recorded in the alarm log.
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