Thermo Fisher Scientific Alpha DO 1000 - Manual (Page 29)

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5. Proceed to 7.3.6, or return to Measurement mode by pressing the ▲ and
▼ keys simultaneously (escape).
7.5.6
Setting an Off-Delay Time Lag
You can set as time delay for each relay, which stops the relay from switching off
the moment the value reached the set point and hysteresis. This controller lets you
set a 0 to 1999 seconds time delay before your relay deactivates.
1. Follow directions in 7.5.1 to enter Control
Relay mode. If you are in this mode, skip to
step 2.
2. Press the ENTER key. Scroll with the ▲ or ▼
keys until the upper display shows “0” time
and the lower display shows “OF.d”.
3. Press the ▲ or ▼ keys to enter on-delay time
for Set point 1 (Set point 2). Your controller will delay activation for the
number of seconds (0 to 1999) you select.
4. Press the ENTER key to confirm your selection.
5. Continue with Advanced Set-up mode procedures, or return to
Measurement mode by pressing the ▲ and ▼ keys simultaneously
(escape).
OF.
HOLD SETUP
0