7-8
EB 8332-2 EN
Start-up and configuration
Temperature closed-loop control upon input signal failure application (see Annex A for de
-
scription)
Î
Set Code 6 to POSF.
Î
Perform the wiring as described in the 'Installation' section.
%
Displayed reading: travel
Fig. 7-5:
Start screen with temperature closed-loop control upon input signal failure application
(POSF)
The 0 to 10 V or 0 to 20 mA setting for the input signal is not possible in combination with
this function. The lower value must be at least 0.5 V or 1 mA.
7.4 Adjusting the limit contacts
To undo the screws on the housing cover, use a POZIDRIV
®
PZ2 screwdriver to get enough
hold on the screw heads.
Mechanical limit contacts (see
1. Undo screws on housing cover and take the cover off the actuator.
2. Switch on supply voltage.
3. Move the valve, using manual override or the "manual level" operating mode, to the
point at which the contact should react.
4. Use a hex screwdriver to turn the spindle of the adjustment gears (18) for the upper limit
contact or for the lower limit contact until the associated contact cam (19) of the contact
cam unit (21) triggers the switch contact of the upper or lower microswitch on the termi-
nal board (17).
5.
Replace cover. Briefly turn the fastening screws counterclockwise with a screwdriver to
center them. Then fasten down the cover by tightening the screws.
Note
Note
Summary of Contents for 3375
Page 6: ...Contents EB 8332 2 EN ...
Page 12: ...1 6 EB 8332 2 EN ...
Page 40: ...5 16 EB 8332 2 EN ...
Page 45: ...EB 8332 2 EN 6 5 Operation Fig 6 3 Housing cover of special version with three key operation ...
Page 46: ...6 6 EB 8332 2 EN ...
Page 63: ...EB 8332 2 EN 8 5 Setup 1 2 Fig 8 2 Manual override ...
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Page 78: ...9 6 EB 8332 2 EN ...
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Page 90: ...15 2 EB 8332 2 EN Certificates EU declaration of conformity ...
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Page 125: ...EB 8332 2 EN 17 3 Service key number 1732 Customized key number ...
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