Van Air Systems FP-4 Installation, Operation & Maintenance Instructions Manual page 33

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
OPTIONS
MIN OFF
Fig. 56. Setup - Outputs - Options - Min Off Time.
SETUP
OUTPUTS
OPTIONS
DI OPTS
Fig. 57. Setup - Outputs - Options - DI Options.
SETUP
OUTPUTS
OPTIONS
SHOW RT
Fig. 58. Setup - Outputs - Options - Show Runtime.
SETUP
2.3.3.2. MIN OFF
OUTPUTS
OPTIONS
This is the minimum number of seconds of "off time" for
MIN OFF
all relays.
1. Press the
2. Use the
0
SEC
ENTER
MINIMUM
OFF TIME
3. Press the
FOR RELAYS
M24522
NOTES:
SETUP
2.3.3.3. DI OPTIONS
OUTPUTS
OPTIONS
The DI Option you select applies to all outputs. This
DI OPTS
option overrides any Setpoint/Setback values entered in
DISABLE
the Schedule.
SETBACK
IGNORE
1. Press the
2. Use the
SELECT DI
OPTIONS
3. Press the
FOR
OUTPUTS
M24523
When the digital input (DI) closes, all outputs follow the DI
option value (Disable, Setback, or Ignore):
• DISABLE disables the outputs; relays return to de-
energized state and Mod outputs return to 0% output.
• SETBACK enables a setback temperature value to be
programmed for each output.
— To program the Setback temperature, see Fig. 32
• IGNORE causes the digital input to have no effect on
the Relay or Mod outputs.
SETUP
2.3.3.4. SHOW RT
OUTPUTS
OPTIONS
SHOW RT
1. Press the
2. Use the
YES
NO
3. Press the
Selecting YES shows the RT (run time) hours for each
relay on the home screen displays.
USE
RUNTIME
FOR
NOTE: Run times can be reset to zero for each individ-
RELAYS
M24524
25
T775A/B/M SERIES 2000 CONTROLLER
(minimum off time for all relays)
button to display the Min Off value.
and
buttons to increase/decrease the
desired number of seconds from 0 to 990 seconds
in 10 second increments.
Default: 0 (zero)
Range: 0 to 990 seconds
button to accept the seconds and
display the DI OPTIONS.
1.
The minimum off time applies to all relay
outputs.
2.
When minimum off time is active, relays
waiting to be energized display a flashing
square underneath the relay number on the
home screen.
3.
If the minimum off time is not equal to zero
(0), the minimum off time activates at power-
up. To manually override, press the
at any time.
(digital input options)
button to display the DI Option selec-
tions.
and
buttons to highlight DISABLE,
SETBACK, or IGNORE.
Default: DISABLE
button to accept the value and display
the SHOW RT option.
on page 16.
(show run time hours)
button to display the Show RT values.
and
buttons to select YES or NO.
Default: YES
button to accept the value and return to
the Options menu.
ual relay. You must do this for each relay that
you want to reset to zero. See "2.3.4.3. RESET
RT (run time hours)" on page 28.
button
62-0254–03

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