Oakton 1000 series, Operating Instructions Manual

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6.4.3 Selecting a hysteresis (dead band) value
NOTE: this parameter appears only if on/off control type is selected.
SETUP HOLD
mS
SETUP HOLD
SETUP HOLD
mS
SETUP
HOLD
SETUP
HOLD
SETUP HOLD
Hysteresis prevents rapid contact
switching if your value is fluctuating
near the set point. It allows the set point
value to overshoot by the specified hys-
teresis value. You can set the hysteresis
value from 0 to 10% of range.
From measurement mode:
1.
Enter Advanced set-up mode.
Push the ENTER key. Press the
▲
key to scroll to security code
“22”. Push the ENTER key again.
2. Press the
▲
and
▼
keys to scroll
until the upper display shows SP1
(SP2).
3.
Press the ENTER key
until the
upper display shows the hysteresis
(dead band) value and the lower
display shows HYS.
See bold figure at right.
4.
Press the
▲
and
▼
keys to enter
your hysteresis value for SP 1 (SP 2).
Your controller will activate at the
value you select.
5.
Press the ENTER key to confirm
your selection.
6.
Proceed to step 3 of section 6.4.4, or
press the
▲
and
▼
keys together to
return to measurement mode.
6.4.4 Setting an on-delay time lag
NOTE: this parameter appears only if on/off control type is selected.
SETUP HOLD
mS
SETUP HOLD
SETUP HOLD
mS
SETUP HOLD
SETUP
HOLD
SETUP HOLD
You can set a time delay for each relay,
which stops the relay from switching on
too soon. This helps prevent premature
relay action and false alarms. This con-
troller lets you set a 0 to 2000 second
time delay before your relay activates.
From measurement mode:
1.
Enter Advanced set-up mode.
Push the ENTER key. Press the
▲
key to scroll to security code
“22”. Push the ENTER key again.
2.
Press the
▲
and
▼
keys to scroll
until the upper display shows SP1
(SP2).
3. Press the ENTER key until the
upper display shows the “on delay”
time and the lower display shows
On.d.
See bold figure at right.
4.
Press the
▲
and
▼
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 2000) you select.
5.
Press the ENTER key
to confirm
your selection.
6.
Proceed to step 3 of section 6.4.5, or
press the
▲
and
▼
keys together to
return to measurement mode.