Van Air Systems FP-4 Installation, Operation & Maintenance Instructions Manual page 31

Freeze protection kit for turbo-cool aftercoolers models ac-140-7 thru ac-220-7
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2. SETUP (ADVANCED OPTIONS)
SETUP
OUTPUTS
MOD 1
DERIVATIV
Fig. 50. Setup - Outputs - Mod Out - Derivative.
SETUP
OUTPUTS
MOD 1
SCHEDULE
Fig. 51. Setup - Outputs - Mod Out - Schedule.
Fig. 52. Setup - Outputs - Mod Out - Exit.
SETUP
2.3.1.4. DERIVATIVE
OUTPUTS
MOD 1
The Derivative default value is factory set to zero (no
DERIVATIV
derivative control). It is strongly recommended that the
derivative remain at zero (0) unless you have a very good
reason to adjust it. Derivative control is not needed in the
vast majority of HVAC applications.
0
SEC
1. From the Mod menu, use the
ENTER
2. Press the
DERIVATIVE
TIME FOR
MOD 1
M24516
3. Use the
4. Press the
SETUP
2.3.1.5. SCHEDULE
OUTPUTS
MOD 1
The Schedule option displays only if the USE SCHED
SCHEDULE
parameter is set to Yes (see page 24).
YES
1. From the Mod menu, use the
NO
2. Use the
3. Press the
USE
SCHEDULE
FOR
Each output can be set up to follow or ignore the built in
OUTPUTS
M24517
scheduler. To disable the scheduler for all outputs, see
"2.3.3.1. USE SCHED" on page 24.
2.3.1.6. EXIT
SETUP
OUTPUTS
Press the
MOD 1
button) to exit the Mod menu and return to the Outputs
TYPE
menu.
MIN OUT %
INTEGRAL
DERIVATIV
If you have a second modulating output to configure, go to
SCHEDULE
"2.3.1. Setting up the Modulating Outputs" on page 21.
EXIT
If you are finished setting up the modulating outputs,
continue with "2.3.2. NBR OF RELAYS".
M24518
23
T775A/B/M SERIES 2000 CONTROLLER
highlight DERIVATIV.
button to display the Derivative sec-
onds.
and
buttons to increase/decrease the
value.
Default: 0 (zero)
Range: 0 to 3,600 seconds
button to accept the seconds and
return to the Mod menu.
highlight SCHEDULE.
and
buttons to highlight YES or NO.
Default: YES
button to accept the selection and
return to the Mod menu.
button (or highlight EXIT and press the
and
buttons to
and
buttons to
62-0254–03

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