User`s guide

Accessories
183
Options Board
An options board is available for the instrument. This board provides
4 programmable, time-dependent switch relays, the BCD interface,
one RS-S232C port and support for the ATD automation module,
and support for the LN2 option.
The BCD option and the LN2 both require the option board to be
installed and enabled.
Timed Events
The optional timed event connector has terminals for 4
programmable relays. External devices may be operated by these
relays.
You will program the events using the Relays tab.
To program a series of events:
1. Select the Status tab or the Method Editor tab and then
select the Timing tab.
2. Press the Relays button to open the Relays tab.
NOTE: If the Relay button is not displayed on the Timing tab, it
must be enabled from the Preferences Run tab. See
Preferences/Rub tab in the Operation chapter of this
manual.
3. Enter the relay number that you want to activate or
deactivate.
4. Enter the event time and the required action. Turning a
relay on and off requires two events.
5. Press the Add button to add the event to the listing. To
delete an event from the list, select the event and then
press the Delete button.
6. Repeat this step for each event that you require.
7. Press OK to accept all of the events and close the
CAUTION
Input voltage must not exceed 50 V (DC). Input current must
not exceed 0.5 A (DC).