Bacharach H25-IR manual Restoring Factory Calibration, Adjusting the CAL Factor

H25-IR Calibration

3.4.3 Adjusting the CAL Factor

Display the Calibration Data menu by first pressing both the ENT and ESC buttons on either the instrument’s front panel or Smart probe at the same time to display the Main menu. Next, use the Up and Down buttons to highlight “CAL DATA”, and then press ENT to display the Calibration Data menu.

Main Menu:

SYSTEM
LOG
SETUPS	Calibration Data Menu:
CAL DATA
DIAGNOSTICS		CAL TYPE
		EXT RATE
		EXT GAS TYPE
		CAL FACTOR
		RESTORE FACTORY CAL

From the Calibration Data menu, highlight “CAL FACTOR” and press ENT to display its setup screen. Use the Left and Right buttons to move the blinking cursor across the screen to highlight the digit to be modified, and then use the Up and Down buttons to modify that digit. Press ENT to save the new CAL factor value and return to the Calibration Data menu.

CAL FACTOR 1.000

FOR R134A

K1=310.89 K2=703.7 K3=1460.3

K4=0.0 K5=0.0

3.5 Restoring Factory Calibration

NOTE: Factory calibration cannot be restored if the instrument was calibrated using an external leak source.

Restore an instrument to its factory calibration value as follows:

Display the Calibration Data menu by first pressing both the ENT and ESC buttons on either the instrument’s front panel or Smart probe at the same time to display the Main menu. Next, use the Up and Down buttons to highlight “CAL DATA”, and then press ENT to display the Calibration Data menu.

Main Menu:

SYSTEM
LOG
SETUPS	Calibration Data Menu:
CAL DATA
DIAGNOSTICS		CAL TYPE
		EXT RATE
		EXT GAS TYPE
		CAL FACTOR
		RESTORE FACTORY CAL

From the Calibration Data menu, use the Up and Down buttons to highlight “RESTORE FACTORY CAL”, and then press ENT to display the RESTORE FACTORY CAL screen.

RESTORE FACTORY CAL

HIT ENTER TO CONFIRM

Press the ENT button to confirm restoring the instrument to its factory calibration values.

Instruction 3015-4342 27