Cooper Instruments & Systems DFI 200 Hand Held Indicator User Manual

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CF 112

Version 3.1-0

9. The display will now indicate

(2nd calibration point). If you do not wish to enter the second point at this

stage then press and release the F button until the

message is seen. If you wish to enter the second

point at this stage press the

and

buttons simultaneously.

10. The display will now indicate

(2nd calibration point) followed by a “live” reading.

11. Apply an input of 100% (again this value is not critical, but there must be at least 10% of rated capacity
difference between

and

inputs. For best accuracy the difference between

and

inputs should be as large as possible).

12. When the reading has stabilized, press the F button, the display will now read

(scale 2) followed by the

second scale value in memory.

13. Use the

button to obtain the required scale value.

14. Press the F button, the display will now read

(indicating that calibration of the second point is

complete). The display will now move to the next function.

Two Point calibration graphs

4.10 Second point for live input calibration

Display:

Range: Any display value
Default Value: n/a

Used to set the second live input calibration point, see