58
testo 6651 Ethernet
-
1.3 Commissioning
Adjusting testo 6651 using adjustment keys
The 2-point adjustment for the adjustment points 20 %RH and
80 %RH is carried out via the user menu.
The service flap of the testo 6651 is open.
1 Expose the humidity probe of the testo 6651 to the reference condition
of 11.3 % RH for at least 1.5 hours at 25 °C.
2 After this equalization period, press the 11.3 % adjustment key
(4)
for
at least 10 seconds with something like a ball-point pen that is not too
sharp. The LED
(1)
flashes when the adjustment process begins. At
the same time, the 2-point adjustment 11.3 % status message appears
on the display
11.3 % RH
1.5 h
11.3 % RH
1.5 h
75.3 % RH
1.5 h
75.3 % RH
1.5 h
or
(salt pots)
(humidity generator)
1.888.610.7664
www.
Testo-Direct
.com
