Sensorex TX3000 - Set-Up Mode; Calibration Mode; Reset; Master Reset

PRODUCT INSTRUCTION MANUAL
Page 10 of 29
6.1 Measurement mode:
After all electrical connections are nished and tested, connect the transmitter to the power supply and turn
it on. The transmitter will automatically enter measurement mode with the factory default settings or the
last settings from user.
6.2 Set-up mode:
PRESS "SET UP" AND "MODE" SIMULTANEOUSLY
Please refer to the set-up instructions in Chapter 7, and press "SETUP" key to return to measurement mode.
6.3 Calibration mode:
PRESS "CAL" AND "MODE" SIMULTANEOUSLY
Please refer to the calibration instruction in Chapter 8, and press "CAL" key to return to measurement mode.
6.4 Reset:
6.4.1 Master reset:
In the Measurement mode, press the "SETUP" and "MODE" keys simultaneously for ve seconds, and then
press the "ENTER" key until you see a clock signal appearing on the display. Release all keys and then factory
default settings will be restored.
Factory defaults:
Measurement mode: pH
Temperature compensation: MTC 25°C
High point alarm: AUTO, SP1= 10.00 pH,db1= 0.10 pH
Low point alarm: AUTO, SP2 =04.00 pH,db2= 0.10 pH
Wash time: OFF
pH/ORP current output: 4~20 mA, 02.00~12.00pH
TP current output: 4~20 mA, 000.0~100.0˚C
Backlit Display: OFF
Code set-up: OFF
6.4.2 Calibration reset:
In the Measurement mode, press the "CAL" and "MODE" keys simultaneously for ve seconds, and then
press the "ENTER" key until you see a clock signal appearing on the display. Release all keys and then factory
default calibration settings will be restored.
Factory defaults:
OS value: 0 mV SLOPE value: 100.0 %
Calibration mode: Two-Point Calibration: Ct1
Part 6 Operation
Form: INSTRTX3000-Rev A