4 Transmitter
52
Adjusting testo 6381 using testo handheld instrument
✓
The service flap is open, a testo 400/650 handheld instrument
with a precision humidity probe is ready.
1.
Connect testo handheld instrument 400/650 (
1
) with connected
humidity reference probe (
3
) (order no. reference set
0699 3656/20) to the service interface (
5
) of the testo 6381 via
the adjustment adapter (
2
) (connected to probe socket 1 of the
handheld instrument).
2.
Expose the humidity probe (
4
) of the testo 6381 and the
reference probe (
3
) to the same reference conditions (e.g. in
the humidity generator) and allow climatic conditions to
equalize.
3.
Switch on the testo 400/650. The two-part display of the
handheld instrument will show the values of the transmitter on
the left, and the values of the reference probe on the right. The
humidity and temperature values are adjusted to the reference
probe using the
Probe > Probe Adjustment
menu item on the
testo 400/650. The 1-point adjustment is performed for both the
humidity and the temperature.
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www.
Testo-Direct
.ca
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