Hubbell T1000 Operating And Maintenance Manual

OPERATING AND MAINTENANCE MANUAL FOR

T1000 CONTROLLER

ELECTRIC HEATER COMPANY

1

CONTROLLER DESCRIPTION

CONTROL BOARD AND DISPLAY

The control board supplies all the necessary
function for heater operation. These include
control temperature, hi-limit cut-out, low water
detection, and leak detection.

CONTROLLER OPERATION

NOTE: All controller variables come preset from the factory to include a preset temperature of 185°F.

1. To turn unit on or off:
a. Press the ON/OFF button on the display module.
b. Note that the controller will resume its last mode of operation if power is disconnected.

2. To change setpoint temperature (the temperature is fully adjustable from 32° to 194°F (0°-90°C):
a. Press the UP and DOWN arrows simultaneously to enter setpoint change mode.
b. Press the UP or DOWN button to change the setpoint temperature.
c. Pressing and holding the UP or DOWN button will scroll through the setpoint temperature.
d. To leave setpoint change mode

i. Wait 5 seconds without pushing any buttons or press the UP and DOWN buttons

simultaneously.

3. To view the number of operational hours (the number of hours when a contactor is pulled in) and

software version:

a. Press the UP and DOWN arrows simultaneously to enter setpoint change mode.
b. Press the ON/OFF button.
c. Display will flash the software version (e.g. R14), HRS, followed by the hours in thousands

of hours, followed by the hours.

i. Example: r14, HrS, 123, 456; indicates software version R1.4 and 123,456 hours.

d. To leave operational hours mode

i. Wait 5 seconds without pushing any buttons or press the UP and DOWN buttons

simultaneously.

4. Configuration Menu. (NOTE: Configuration menu change should only be made by qualified

personnel).

a. To enter the configuration menu, press and hold the UP, DOWN, and ON/OFF buttons

simultaneously for 5 seconds.

b. To scroll through menu settings, press the ON/OFF button.
c. To make a change to a menu setting use either the UP or DOWN arrow.
d. Settings:

i. Relays – sets the number of magnetic contactors used in the heater.

1. r##, where ## is the number of magnetic contactors (01 or 02).

ii. Low water detection – sets the low water detection on or off.

1. LOn, for low water on. (Factory Default)

2. LOF, for low water off.

iii. Low water reset – sets the low water reset for either automatic or manual

1. LAU, for low water automatic reset. (Factory Default)

2. LAn, for low water manual reset.

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iv. Temperature units – sets the temperature units to either degrees Fahrenheit or

Celsius.

1. DEF, for degrees Fahrenheit. (Factory Default)

2. DEC, for degrees Celsius.

v. Differential – sets the number of degrees below setpoint that the heater will resume

heating after it has achieved setpoint.

1. d##, where ## is the differential in degrees (1 to 20). (Factory set at 02)

vi. Display – sets the display to either setpoint or actual temperature.

1. dSS, for display setpoint temperature. (Factory Default)

2. dSt, for display actual temperature.

e. To leave the configuration menu, wait 5 seconds without pushing any buttons or press the UP

and DOWN buttons simultaneously.

5. To reset any high-limit, no probe, or low water (when in manual reset mode) fault condition, press the

RESET button.

6. Display
a. By default the display will show the setpoint of the booster heater.
b. The decimal points on the display, as shown below, indicate that the controller is calling for a

contactor to pull in.

Setpoint

nd

Contactor

2

(if supplied)

1st Contactor

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