Checkline RTM 20D - Manual (Page 9)

6:1:2 ZERO
When installed on the competely slack rope, the RTM should indicate zero on the dis-
play otherwise you have to zeroize the instrument. When you set to zero hold the RTM
with the tightning device hanging vertically or put the RTM in this position on a slack
rope.
The instrument is zeroed by pressing and holding the ENTER /ZERO for about 2 seconds.
The display will indicate
This zero-setting remains saved even if the RTM is turned off.
This zero-setting should only be done when the rope is untensioned.
6:1:3 Peak Value - highest displayed value
The instrument stores automaticly the highest displayed value. This peak-value can
originate from any of the different “Rope No”s.
This peak-value remains saved even if the RTM is turned off.
To display peak-value press and hold in the PEAK - button.
When the button is released the display will indicate the present tension value.
Do not forget to reset the Peak Value before doing new measurements.
To reset the peak-value, do the following:
PEAK +
ENTER
/ZERO i.e.
press and hold in the PEAK button
press the
ENTER
/ZERO button too
release the ENTER /ZERO and PEAK buttons.
The peak value is also resetted if the instrument is set to zero.
8(12) RTM 20 D - Users Manual BA 7047be
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+
PEAK
000
ENTER
ZERO