Honeywell T775U User Manual Page 16
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- Table of contents
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T775U SERIES 2000 ELECTRONIC STAND-ALONE CONTROLLER
62-0255—07 16
Fig. 30. Setup - Sensors - Sensor A - 0-5V, 0-10V, OR
4-20MA - MIN and MAX Value (showing °F).
1.2.2.2.3. MIN or MAX VALUE
(Sensor A only;
0-5V, 0-10V or 4-20mA)
The minimum and maximum values display only for
Sensor A when its type is
0-5V,
0-10V or 4-20MA.
1. From the Sensor A selections, use the S and T
buttons to highlight MIN VAL or MAX VAL.
2. Press the X button to display the units.
3. Use the S and T buttons to increase/decrease the
desired value.
Sensor Ranges:
°F -60.0 to 270.0
°C -51.0 to 132.0
PSI -500 to 500
IN WC -30.0 to 30.0
% 0.0 to 100.0
PA -3000 to 3000
KPA -3000 to 3000
PPM 0 to 9990
NONE -9999 to 9999
4. Press the X button to accept the units and return to
the Sensor A selections.
Fig. 31. Setup - Sensors - Sensor A - Calibrate.
1.2.2.3. CALIBRATE (Sensor A or B)
Ensure that the wire size calibration value is within the
limits for the sensor.
• For temperature sensors, see “Temperature Sensor
Calibration” on page 10.
• For other sensors, see “Humidity, Pressure, and
Universal Sensor Calibration” on page 10.
1. From the Sensor A selections, use the S and T
buttons to highlight CALIBRATE.
2. Press the X button to display the calibration value.
3. Use the S and T buttons to increase/decrease the
desired calibration value.
Default: 0.0
Sensor Range Temperature: +/-10°F (+/-6°C)
Other Sensor Range: +/-10% of the Min to Max
values specified previously. See Table 3 on
page 10 for examples.
4. Press the X button to accept the value and return to
the Sensor A selections.
Fig. 32. Setup - Sensors - Sensor A - Label.
1.2.2.4. LABEL (Sensor A or B input)
For a sensor already labeled, the display positions to and
highlights that label.
1. From the Sensor A selections, use the S and T
buttons to highlight LABEL.
2. Press the X button to display the label list.
3. Use the S and T buttons to scroll through the list
and highlight the desired label.
You may need to scroll up or down to view all possi-
ble labels.
4. Use the X button to accept the highlighted label
and exit the list.
NOTE: The label names in list order are: Sensor, Boiler,
Outdoor, Duct, Dischrg, Chiller, Room, Supply,
Return, and Animals.
ENTER
MINIMUM
VALUE FOR
SENSOR A
SETUP
SENSORS
SENSOR A
MIN VAL
0.0
F
o
M24592A
ENTER
MAXIMUM
VALUE FOR
SENSOR A
SETUP
SENSORS
SENSOR A
MAX VAL
0.0
F
o
SETUP
SENSORS
SENSOR A
MIN VAL
OR
MAX VAL
SETUP
SENSORS
SENSOR A
CALIBRATE
ENTER
VALUE TO
CALIBRATE
SENSOR A
SETUP
SENSORS
SENSOR A
CALIBRATE
0.0
F
o
M24594
SETUP
SENSORS
SENSOR A
LABEL
SETUP
SENSORS
SENSOR A
LABEL
SELECT
LABEL FOR
SENSOR A
SENSOR A
BOILER A
OUTDOOR A
DUCT A
DISCHRG A
CHILLER A
ROOM A
M24595
- T775U Series 2000 Electronic 1
- Stand-Alone Controller 1
- Actuators 2
- BEFORE INSTALLATION 3
- INSTALLATION AND SETUP 3
- MOUNTING 3
- Reset Temperature Control 4
- Sensor Wiring 5
- 62-0255—07 6 6
- Controller Wiring 7
- Controller Wiring Details 8
- WIRING APPLICATION 9
- EXAMPLES 9
- CHECKOUT 10
- INTERFACE OVERVIEW 11
- Home Screen 12
- Accessing the Menus 12
- Using the Menus 12
- PROGRAMMING OVERVIEW 13
- 1. SETUP 13
- Setup Procedure 14
- 1.2.2.1. TYPE (Sensor A only) 15
- 1.2.2.2.3. MIN or MAX VALUE 16
- 1.2.2.5. Exit Sensor A Setup 17
- 1.3. Setting up the Outputs 17
- 1.3.1.2. MIN OUT % 18
- 1.3.1.3. INTEGRAL 18
- 1.3.1.4. DERIVATIVE 19
- 1.3.1.5. SCHEDULE 19
- 1.3.1.6. RESET 20
- 1.3.1.7. Hide 20
- 1.3.2. NBR OF RELAYS 21
- 1.3.3. OPTIONS 21
- 1.3.3.1. USE SCHED 21
- 1.3.3.2. MIN OFF or MIN ON 22
- 1.3.3.5. Exit Options Setup 23
- 1.3.4. Setting up the Relays 23
- 1.3.4.1. SCHEDULE 23
- 1.3.4.2. RESET 24
- 1.3.4.3. RESET RT (run time) 24
- 1.3.4.4. EXIT Relay Setup 24
- 1.4. Exiting Setup 24
- 2. PROGRAMMING OUTPUTS 25
- (MOD AND RELAY) WITH NO 25
- 2.1.3. SETBACK 26
- 2.1.3. SENSOR 26
- 2.1.5. THROTTLING RANGE or 26
- DIFFERENTIAL 26
- 2.1.6. ACTION 27
- 3. PROGRAMMING OUTPUTS 28
- (MOD AND RELAY) WITH 28
- 3.2.2. RESET B1 or OUTSD MIN 29
- 3.2.4. RESET B2 or OUTSD MAX 30
- 3.2.5. THROTTLING RANGE or 30
- 3.2.6. ACTION 31
- (MOD 2 only) 32
- 4. SCHEDULING 33
- 4.2.1. SET TIME 34
- 4.2.2. SET DATE 34
- 35 62-0255—07 35
- 62-0255—07 36 36
- SUMMARY MENU 37
- TROUBLESHOOTING 37
- SPECIFICATIONS 37
- Emissions Compliance 38
- Immunity Compliance 38
- Safety Compliance 38
- FCC Compliance Statement: 38
- T775U SERIES 2000 CONTROLLER 39
- ® U.S. Registered Trademark 40
- Printed in U.S.A 40
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